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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
91

Aspects of drug usage in a private primary health care setting : a pharmacoeconomic approach / Lerato Clara Dedwaba

Ledwaba, Lerato Clara January 2004 (has links)
In South Africa, significant changes in health care have taken place since the first democratic elections in 1994. The change had lead to a position of integrated service delivery with specific reference to primary health care. Increasingly in developing countries, the private sector impacts significantly on the rights to education and the highest attainable standard of health. Inappropriate prescribing e.g. prescribing a drug without an acceptable indication, specifying an incorrect dosage, schedule or duration of treatment, duplicating therapeutic agents and prescribing drugs without adequate regard to potential interactions, can cause adverse outcomes, deplete health care resources, compromise the quality of care and possible increase in health costs. One approach monitoring prescribing practices is drug utilisation review. The general objective of this study was to review and interpret aspects of drug usage patterns in a private primary health care setting, with special reference to the top ten diagnoses made and the top twenty medicine items prescribed as well as the associated costs. A quantitative, retrospective drug utilisation review as well as certain aspects of managed and primary health care, pharmacoeconomics, pharmacoepidemiology, medicine formularies and standard treatment guidelines were reviewed in the literature as a base for the study. The results of the empirical study showed that 83648 patients consulted at the nine medicentres during the study period (1 January to 31 December 2001). A total number of 132591 patient visits (consultations) were made, 140723 medical conditions (diagnoses) performed and 516177 medicine items prescribed during the study period. Analysis of medicine usage patterns and associated costs of the top ten diagnoses made and top twenty medicine items prescribed in the study population, revealed the following: The top ten diagnoses determined accounted for 29.07% of the total number of diagnoses made, . a total medicine treatment cost accounting for 32.11% in the study population, . the top twenty medicine items determined accounted for 56.23% of the total medicine items prescribed and . a total medicine treatment cost accounting for 28.63% in the study population. The highest prevalence of diagnoses made and medicine items prescribed was found in age groups 4 and 5 (Le. patients between the ages of 19 to 40 years) and was also found to be more prevalent in the female than in the male population. In completion of the research, recommendations to review the medicentres medicine treatment protocols and on provision of primary health care education were made. Reference to the investigation of environmental factors is also made. / Thesis (M.Pharm.)--North-West University, Potchefstroom Campus, 2004.
92

A retrospective drug utilisation study of antimicrobials in a private primary health care group / Norah Lucky Katende-Kyenda

Katende-Kyenda, Norah Lucky January 2005 (has links)
The commonest prescribed group of drugs is antimicrobials. Various studies have shown that they are overused globally. Since Primary health care represents the first tier of the health care system, evaluation of antimicrobial use in primary health w e settings is a necessity to ensure rational and cost-effective use of these agents in the treatment of infectious diseases. It has been reported by Hooton and Levy (2001 : 1088) that 20% to 50% of antimicrobials are inappropriately used in developing countries. According to Rebana et al. (1998: 175) the increasing overuse of antimicrobials has resulted in an enormous escalation in the total costs of drugs contributing to 15% to 30 % of the total health budget. Hooton and Levy (2001: 1087) reported in a study that inappropriate use and overuse of antimicrobials are risk factors for the emergence of antibiotic resistant bacteria. There is a high incidence of infectious diseases in developing countries that are due to the rapid spread of resistant strains through over-crowding, poor sanitation and unsafe sexual practices (Liu et al., 1999: 540). The general objective of the study was the analysis and interpretation of the usage and related costs of antimicrobial prescriptions in a private primary health w e setting in South Africa. The study is a non-experimental, quantitative, retrospective drug utilisation review of antimicrobial usage in a private primary health care setting. Data were obtained from the central database of a private primary health care service provider. Data of nine randomly selected clinics, situated in different geographical areas of South Africa, were extracted for the period 1st January to 31st December 2001. The study population was made of the total patient population of patients using antimicrobials during this one year period. Antimicrobial usage was analysed according to: number of patients, age and gender distribution, diagnosis, pharmacological groups. The total number of patients who visited the nine clinics during the year was 83 655 of which 59.50% were females and 40.22% males. In 0.28% of the cases gender was not indicated. Patients in age groups 6 (20-40 years) and 7 (40-60 years) accounted for the highest number of patients (66.31%, n = 54 964). A total of 515 976 medicine items costing R1 716 318.90 were prescribed, of these, 18.69%, (N=96 423) were antimicrobials costing 60.89%, (R1 045 108.00). Of the total number of patients that visited the nine clinics, 65.34% (N=54 663) were prescribed antimicrobials. The total number of diagnoses (140 723) where antimicrobials were prescribed accounted for 68.52% (N46 42 1). The highest number of antimicrobial prescriptions according to pharmacological and age groups were: penicillins followed by sulphonamides and tetracyclines. The diagnoses with the highest number of antimicrobial prescriptions were the respiratory tract infections (viral influenza, acute bronchitis and upper respiratory tract infection) and pelvic inflammatory disease The prescribing of antimicrobials in respiratory tract infections could indicate overuse and inappropriate use of these drugs. Because most of these infections are caused by viruses or other non-bacterial agents, are self limiting. Therefore, the use of antibiotics courses is neither necessary nor appropriate in these conditions. The overuse and inappropriate use of such drugs have an effect on the health of the patients needing cure, and the general budget on health care service. It is recommended that further studies are conducted on antimicrobial prescribing and use. / Thesis (M. Pharm. (Pharmacy Practice))--North-West University, Potchefstroom Campus, 2005.
93

Understanding the Relationship Between Type 2 Diabetes and Bladder Cancer

Colmers, Isabelle N. Unknown Date
No description available.
94

Aspects of drug usage in a private primary health care setting : a pharmacoeconomic approach / Lerato Clara Dedwaba

Ledwaba, Lerato Clara January 2004 (has links)
In South Africa, significant changes in health care have taken place since the first democratic elections in 1994. The change had lead to a position of integrated service delivery with specific reference to primary health care. Increasingly in developing countries, the private sector impacts significantly on the rights to education and the highest attainable standard of health. Inappropriate prescribing e.g. prescribing a drug without an acceptable indication, specifying an incorrect dosage, schedule or duration of treatment, duplicating therapeutic agents and prescribing drugs without adequate regard to potential interactions, can cause adverse outcomes, deplete health care resources, compromise the quality of care and possible increase in health costs. One approach monitoring prescribing practices is drug utilisation review. The general objective of this study was to review and interpret aspects of drug usage patterns in a private primary health care setting, with special reference to the top ten diagnoses made and the top twenty medicine items prescribed as well as the associated costs. A quantitative, retrospective drug utilisation review as well as certain aspects of managed and primary health care, pharmacoeconomics, pharmacoepidemiology, medicine formularies and standard treatment guidelines were reviewed in the literature as a base for the study. The results of the empirical study showed that 83648 patients consulted at the nine medicentres during the study period (1 January to 31 December 2001). A total number of 132591 patient visits (consultations) were made, 140723 medical conditions (diagnoses) performed and 516177 medicine items prescribed during the study period. Analysis of medicine usage patterns and associated costs of the top ten diagnoses made and top twenty medicine items prescribed in the study population, revealed the following: The top ten diagnoses determined accounted for 29.07% of the total number of diagnoses made, . a total medicine treatment cost accounting for 32.11% in the study population, . the top twenty medicine items determined accounted for 56.23% of the total medicine items prescribed and . a total medicine treatment cost accounting for 28.63% in the study population. The highest prevalence of diagnoses made and medicine items prescribed was found in age groups 4 and 5 (Le. patients between the ages of 19 to 40 years) and was also found to be more prevalent in the female than in the male population. In completion of the research, recommendations to review the medicentres medicine treatment protocols and on provision of primary health care education were made. Reference to the investigation of environmental factors is also made. / Thesis (M.Pharm.)--North-West University, Potchefstroom Campus, 2004.
95

A retrospective drug utilisation study of antimicrobials in a private primary health care group / Norah Lucky Katende-Kyenda

Katende-Kyenda, Norah Lucky January 2005 (has links)
The commonest prescribed group of drugs is antimicrobials. Various studies have shown that they are overused globally. Since Primary health care represents the first tier of the health care system, evaluation of antimicrobial use in primary health w e settings is a necessity to ensure rational and cost-effective use of these agents in the treatment of infectious diseases. It has been reported by Hooton and Levy (2001 : 1088) that 20% to 50% of antimicrobials are inappropriately used in developing countries. According to Rebana et al. (1998: 175) the increasing overuse of antimicrobials has resulted in an enormous escalation in the total costs of drugs contributing to 15% to 30 % of the total health budget. Hooton and Levy (2001: 1087) reported in a study that inappropriate use and overuse of antimicrobials are risk factors for the emergence of antibiotic resistant bacteria. There is a high incidence of infectious diseases in developing countries that are due to the rapid spread of resistant strains through over-crowding, poor sanitation and unsafe sexual practices (Liu et al., 1999: 540). The general objective of the study was the analysis and interpretation of the usage and related costs of antimicrobial prescriptions in a private primary health w e setting in South Africa. The study is a non-experimental, quantitative, retrospective drug utilisation review of antimicrobial usage in a private primary health care setting. Data were obtained from the central database of a private primary health care service provider. Data of nine randomly selected clinics, situated in different geographical areas of South Africa, were extracted for the period 1st January to 31st December 2001. The study population was made of the total patient population of patients using antimicrobials during this one year period. Antimicrobial usage was analysed according to: number of patients, age and gender distribution, diagnosis, pharmacological groups. The total number of patients who visited the nine clinics during the year was 83 655 of which 59.50% were females and 40.22% males. In 0.28% of the cases gender was not indicated. Patients in age groups 6 (20-40 years) and 7 (40-60 years) accounted for the highest number of patients (66.31%, n = 54 964). A total of 515 976 medicine items costing R1 716 318.90 were prescribed, of these, 18.69%, (N=96 423) were antimicrobials costing 60.89%, (R1 045 108.00). Of the total number of patients that visited the nine clinics, 65.34% (N=54 663) were prescribed antimicrobials. The total number of diagnoses (140 723) where antimicrobials were prescribed accounted for 68.52% (N46 42 1). The highest number of antimicrobial prescriptions according to pharmacological and age groups were: penicillins followed by sulphonamides and tetracyclines. The diagnoses with the highest number of antimicrobial prescriptions were the respiratory tract infections (viral influenza, acute bronchitis and upper respiratory tract infection) and pelvic inflammatory disease The prescribing of antimicrobials in respiratory tract infections could indicate overuse and inappropriate use of these drugs. Because most of these infections are caused by viruses or other non-bacterial agents, are self limiting. Therefore, the use of antibiotics courses is neither necessary nor appropriate in these conditions. The overuse and inappropriate use of such drugs have an effect on the health of the patients needing cure, and the general budget on health care service. It is recommended that further studies are conducted on antimicrobial prescribing and use. / Thesis (M. Pharm. (Pharmacy Practice))--North-West University, Potchefstroom Campus, 2005.
96

A review of the prescribing patterns of combination analgesics in the private health care sector / Hanlie Kruger

Kruger, Hanlie January 2007 (has links)
South African prescribers have a large choice of combination analgesic preparations available for prescribing. According to Desmeules et al. (2003:8) the advantages of combining analgesics include increasing the duration of analgesia, widening the spectrum of efficacy, improved patient compliance and reduced parenteral abuse potential. According to McMahon (1975:13) one of the principle arguments against fixed-dose combinations is that the physician surrenders flexibility in managing his patient. Combination analgesics may expose patients to ingredients not necessary for pain relief in their particular condition (Beaver, 1984). Rigas (1997:454) explains that the value of pharmaco-economics in providing cost-effective pharmacologic treatment for pain must not only be seen as a containment effort, but rather as a valuation effort. Meaningful economic analyses based on empiric information about cost and a range of subjective and objective outcomes are needed to minimise cost without compromising care. The objective of this study was to review and interpret the prescribing patterns of combination analgesics and the cost associated with their usage for the period 2001-2006 in a section of the private healthcare sector in South Africa. This research can be classified as a quantitative, retrospective drug utilisation review study. Data were obtained from a medicine claims database, and the study population consisted of all combination analgesic prescriptions (Mims® category 3.3) for the period 1 January 2001 to 31 December 2002 and 1 January 2004 to 31 December 2006. Prescribing Patterns of Combination Analgesics in the Private Health Care Sector. Firstly pain and the treatment thereof with combination analgesics were investigated from the literature to understand the disease and to determine the prevalence and treatment thereof. Secondly, managed health care, drug utilisation review, pharmacoeconomics and pharmaco-epidemiology were investigated from the literature to understand these concepts. The influence of the South African government on the medicine pricing regulations was discussed. Thirdly, through the empirical investigation the utilisation patterns of combination analgesics were reviewed, analysed and interpreted. It was determined that combination analgesic drugs represented 8.87% (n=261 907) of all medicine claimed during 2001 (N=2 951 326), decreased to 7.20% (n=381 809) during 2004 (N=5 305 846) after which it increased to 7.92% (n=187 745) in 2006 (N=2 370 572). Between 2001 (N=R379 708 489.00) and 2006 (N=R279 160 832.00) the cost percentage of the combination analgesic drugs decreased from 4.95% (n=R18 798 202.42) to 3.15% (n=R8 791 228.57). The average cost per combination analgesic drugs decreased from R71.77 ± 61.67 to R46.83 ± 43.41 between 2001 and 2006. This decrease was of no practical significance (d<0.8). The average number of combination analgesics per prescription stayed relatively constant varying between 1.01 ± 0.11 in 2001 and 1.02 ± 0.13 in 2006. The percentage generic combination analgesic drugs claimed increased from 29.63% (n=77 608) in 2001 to 66.37% (n=124 600) in 2006 (N=261 907 for 2001 and N=187 745 for 2006) even though generic medicine items claimed by the total database only increased from 26.79% (n=790 548) in 2001 to 40.27% (n=954 561) during 2006 (N=2 951 326 for 2001 and N=2 370 572 for 2006). The combination of ibuprofen 200mg, paracetamol 250mg and codeine phosphate 10mg (e.g. Myprodol® capsules, Mybulen® capsules, Gen-payne® capsules and Ibupain Forte® capsules) represented the active ingredient combination with the highest prevalence for the entire study period, increasing from 28.44% (n=74 483) in 2001 to 33.08% (n=62 100) in 2006 of all combination analgesics prescribed (N=261 907 for 2001 and N=187 745 for 2006). Generic substitution influenced the prevalence of the innovator medicine item, Myprodol® Capsules dramatically, causing a decrease from 23.16% (n=60 631) in 2001 to 3.77% (n=7 084) in 2006 representation of all combination analgesic prescribed. In 2006, the generics of Myprodol® Capsules e.g. Dentopain Forte®, Mybulen® Capsules, Gen-payne® and Ibupain Forte® represented 23.79% (n=44651) of all combination analgesics claimed. Recommendations were derived regarding certain aspects of the clinical and economical management of pain e.g. the implication of generic substitution with regard to cost and prescribing patterns, and the decreasing cost of combination analgesics which might encourage abuse, needs further investigation. South African prescribers have a large choice of combination analgesic preparations available for prescribing. According to Desmeules et al. (2003:8) the advantages of combining analgesics include increasing the duration of analgesia, widening the spectrum of efficacy, improved patient compliance and reduced parenteral abuse potential. According to McMahon (1975:13) one of the principle arguments against fixed-dose combinations is that the physician surrenders flexibility in managing his patient. Combination analgesics may expose patients to ingredients not necessary for pain relief in their particular condition (Beaver, 1984). Rigas (1997:454) explains that the value of pharmaco-economics in providing cost-effective pharmacologic treatment for pain must not only be seen as a containment effort, but rather as a valuation effort. Meaningful economic analyses based on empiric information about cost and a range of subjective and objective outcomes are needed to minimise cost without compromising care. The objective of this study was to review and interpret the prescribing patterns of combination analgesics and the cost associated with their usage for the period 2001-2006 in a section of the private healthcare sector in South Africa. This research can be classified as a quantitative, retrospective drug utilisation review study. Data were obtained from a medicine claims database, and the study population consisted of all combination analgesic prescriptions (Mims® category 3.3) for the period 1 January 2001 to 31 December 2002 and 1 January 2004 to 31 December 2006. Prescribing Patterns of Combination Analgesics in the Private Health Care Sector. Firstly pain and the treatment thereof with combination analgesics were investigated from the literature to understand the disease and to determine the prevalence and treatment thereof. Secondly, managed health care, drug utilisation review, pharmacoeconomics and pharmaco-epidemiology were investigated from the literature to understand these concepts. The influence of the South African government on the medicine pricing regulations was discussed. Thirdly, through the empirical investigation the utilisation patterns of combination analgesics were reviewed, analysed and interpreted. It was determined that combination analgesic drugs represented 8.87% (n=261 907) of all medicine claimed during 2001 (N=2 951 326), decreased to 7.20% (n=381 809) during 2004 (N=5 305 846) after which it increased to 7.92% (n=187 745) in 2006 (N=2 370 572). Between 2001 (N=R379 708 489.00) and 2006 (N=R279 160 832.00) the cost percentage of the combination analgesic drugs decreased from 4.95% (n=R18 798 202.42) to 3.15% (n=R8 791 228.57). The average cost per combination analgesic drugs decreased from R71.77 ± 61.67 to R46.83 ± 43.41 between 2001 and 2006. This decrease was of no practical significance (d<0.8). The average number of combination analgesics per prescription stayed relatively constant varying between 1.01 ± 0.11 in 2001 and 1.02 ± 0.13 in 2006. The percentage generic combination analgesic drugs claimed increased from 29.63% (n=77 608) in 2001 to 66.37% (n=124 600) in 2006 (N=261 907 for 2001 and N=187 745 for 2006) even though generic medicine items claimed by the total database only increased from 26.79% (n=790 548) in 2001 to 40.27% (n=954 561) during 2006 (N=2 951 326 for 2001 and N=2 370 572 for 2006). The combination of ibuprofen 200mg, paracetamol 250mg and codeine phosphate 10mg (e.g. Myprodol® capsules, Mybulen® capsules, Gen-payne® capsules and Ibupain Forte® capsules) represented the active ingredient combination with the highest prevalence for the entire study period, increasing from 28.44% (n=74 483) in 2001 to 33.08% (n=62 100) in 2006 of all combination analgesics prescribed (N=261 907 for 2001 and N=187 745 for 2006). Generic substitution influenced the prevalence of the innovator medicine item, Myprodol® Capsules dramatically, causing a decrease from 23.16% (n=60 631) in 2001 to 3.77% (n=7 084) in 2006 representation of all combination analgesic prescribed. In 2006, the generics of Myprodol® Capsules e.g. Dentopain Forte®, Mybulen® Capsules, Gen-payne® and Ibupain Forte® represented 23.79% (n=44651) of all combination analgesics claimed. Recommendations were derived regarding certain aspects of the clinical and economical management of pain e.g. the implication of generic substitution with regard to cost and prescribing patterns, and the decreasing cost of combination analgesics which might encourage abuse, needs further investigation. / Thesis (M.Pharm. (Pharmacy Practice))--North-West University, Potchefstroom Campus, 2008.
97

A review of the prescribing patterns of combination analgesics in the private health care sector / Hanlie Kruger

Kruger, Hanlie January 2007 (has links)
South African prescribers have a large choice of combination analgesic preparations available for prescribing. According to Desmeules et al. (2003:8) the advantages of combining analgesics include increasing the duration of analgesia, widening the spectrum of efficacy, improved patient compliance and reduced parenteral abuse potential. According to McMahon (1975:13) one of the principle arguments against fixed-dose combinations is that the physician surrenders flexibility in managing his patient. Combination analgesics may expose patients to ingredients not necessary for pain relief in their particular condition (Beaver, 1984). Rigas (1997:454) explains that the value of pharmaco-economics in providing cost-effective pharmacologic treatment for pain must not only be seen as a containment effort, but rather as a valuation effort. Meaningful economic analyses based on empiric information about cost and a range of subjective and objective outcomes are needed to minimise cost without compromising care. The objective of this study was to review and interpret the prescribing patterns of combination analgesics and the cost associated with their usage for the period 2001-2006 in a section of the private healthcare sector in South Africa. This research can be classified as a quantitative, retrospective drug utilisation review study. Data were obtained from a medicine claims database, and the study population consisted of all combination analgesic prescriptions (Mims® category 3.3) for the period 1 January 2001 to 31 December 2002 and 1 January 2004 to 31 December 2006. Prescribing Patterns of Combination Analgesics in the Private Health Care Sector. Firstly pain and the treatment thereof with combination analgesics were investigated from the literature to understand the disease and to determine the prevalence and treatment thereof. Secondly, managed health care, drug utilisation review, pharmacoeconomics and pharmaco-epidemiology were investigated from the literature to understand these concepts. The influence of the South African government on the medicine pricing regulations was discussed. Thirdly, through the empirical investigation the utilisation patterns of combination analgesics were reviewed, analysed and interpreted. It was determined that combination analgesic drugs represented 8.87% (n=261 907) of all medicine claimed during 2001 (N=2 951 326), decreased to 7.20% (n=381 809) during 2004 (N=5 305 846) after which it increased to 7.92% (n=187 745) in 2006 (N=2 370 572). Between 2001 (N=R379 708 489.00) and 2006 (N=R279 160 832.00) the cost percentage of the combination analgesic drugs decreased from 4.95% (n=R18 798 202.42) to 3.15% (n=R8 791 228.57). The average cost per combination analgesic drugs decreased from R71.77 ± 61.67 to R46.83 ± 43.41 between 2001 and 2006. This decrease was of no practical significance (d<0.8). The average number of combination analgesics per prescription stayed relatively constant varying between 1.01 ± 0.11 in 2001 and 1.02 ± 0.13 in 2006. The percentage generic combination analgesic drugs claimed increased from 29.63% (n=77 608) in 2001 to 66.37% (n=124 600) in 2006 (N=261 907 for 2001 and N=187 745 for 2006) even though generic medicine items claimed by the total database only increased from 26.79% (n=790 548) in 2001 to 40.27% (n=954 561) during 2006 (N=2 951 326 for 2001 and N=2 370 572 for 2006). The combination of ibuprofen 200mg, paracetamol 250mg and codeine phosphate 10mg (e.g. Myprodol® capsules, Mybulen® capsules, Gen-payne® capsules and Ibupain Forte® capsules) represented the active ingredient combination with the highest prevalence for the entire study period, increasing from 28.44% (n=74 483) in 2001 to 33.08% (n=62 100) in 2006 of all combination analgesics prescribed (N=261 907 for 2001 and N=187 745 for 2006). Generic substitution influenced the prevalence of the innovator medicine item, Myprodol® Capsules dramatically, causing a decrease from 23.16% (n=60 631) in 2001 to 3.77% (n=7 084) in 2006 representation of all combination analgesic prescribed. In 2006, the generics of Myprodol® Capsules e.g. Dentopain Forte®, Mybulen® Capsules, Gen-payne® and Ibupain Forte® represented 23.79% (n=44651) of all combination analgesics claimed. Recommendations were derived regarding certain aspects of the clinical and economical management of pain e.g. the implication of generic substitution with regard to cost and prescribing patterns, and the decreasing cost of combination analgesics which might encourage abuse, needs further investigation. South African prescribers have a large choice of combination analgesic preparations available for prescribing. According to Desmeules et al. (2003:8) the advantages of combining analgesics include increasing the duration of analgesia, widening the spectrum of efficacy, improved patient compliance and reduced parenteral abuse potential. According to McMahon (1975:13) one of the principle arguments against fixed-dose combinations is that the physician surrenders flexibility in managing his patient. Combination analgesics may expose patients to ingredients not necessary for pain relief in their particular condition (Beaver, 1984). Rigas (1997:454) explains that the value of pharmaco-economics in providing cost-effective pharmacologic treatment for pain must not only be seen as a containment effort, but rather as a valuation effort. Meaningful economic analyses based on empiric information about cost and a range of subjective and objective outcomes are needed to minimise cost without compromising care. The objective of this study was to review and interpret the prescribing patterns of combination analgesics and the cost associated with their usage for the period 2001-2006 in a section of the private healthcare sector in South Africa. This research can be classified as a quantitative, retrospective drug utilisation review study. Data were obtained from a medicine claims database, and the study population consisted of all combination analgesic prescriptions (Mims® category 3.3) for the period 1 January 2001 to 31 December 2002 and 1 January 2004 to 31 December 2006. Prescribing Patterns of Combination Analgesics in the Private Health Care Sector. Firstly pain and the treatment thereof with combination analgesics were investigated from the literature to understand the disease and to determine the prevalence and treatment thereof. Secondly, managed health care, drug utilisation review, pharmacoeconomics and pharmaco-epidemiology were investigated from the literature to understand these concepts. The influence of the South African government on the medicine pricing regulations was discussed. Thirdly, through the empirical investigation the utilisation patterns of combination analgesics were reviewed, analysed and interpreted. It was determined that combination analgesic drugs represented 8.87% (n=261 907) of all medicine claimed during 2001 (N=2 951 326), decreased to 7.20% (n=381 809) during 2004 (N=5 305 846) after which it increased to 7.92% (n=187 745) in 2006 (N=2 370 572). Between 2001 (N=R379 708 489.00) and 2006 (N=R279 160 832.00) the cost percentage of the combination analgesic drugs decreased from 4.95% (n=R18 798 202.42) to 3.15% (n=R8 791 228.57). The average cost per combination analgesic drugs decreased from R71.77 ± 61.67 to R46.83 ± 43.41 between 2001 and 2006. This decrease was of no practical significance (d<0.8). The average number of combination analgesics per prescription stayed relatively constant varying between 1.01 ± 0.11 in 2001 and 1.02 ± 0.13 in 2006. The percentage generic combination analgesic drugs claimed increased from 29.63% (n=77 608) in 2001 to 66.37% (n=124 600) in 2006 (N=261 907 for 2001 and N=187 745 for 2006) even though generic medicine items claimed by the total database only increased from 26.79% (n=790 548) in 2001 to 40.27% (n=954 561) during 2006 (N=2 951 326 for 2001 and N=2 370 572 for 2006). The combination of ibuprofen 200mg, paracetamol 250mg and codeine phosphate 10mg (e.g. Myprodol® capsules, Mybulen® capsules, Gen-payne® capsules and Ibupain Forte® capsules) represented the active ingredient combination with the highest prevalence for the entire study period, increasing from 28.44% (n=74 483) in 2001 to 33.08% (n=62 100) in 2006 of all combination analgesics prescribed (N=261 907 for 2001 and N=187 745 for 2006). Generic substitution influenced the prevalence of the innovator medicine item, Myprodol® Capsules dramatically, causing a decrease from 23.16% (n=60 631) in 2001 to 3.77% (n=7 084) in 2006 representation of all combination analgesic prescribed. In 2006, the generics of Myprodol® Capsules e.g. Dentopain Forte®, Mybulen® Capsules, Gen-payne® and Ibupain Forte® represented 23.79% (n=44651) of all combination analgesics claimed. Recommendations were derived regarding certain aspects of the clinical and economical management of pain e.g. the implication of generic substitution with regard to cost and prescribing patterns, and the decreasing cost of combination analgesics which might encourage abuse, needs further investigation. / Thesis (M.Pharm. (Pharmacy Practice))--North-West University, Potchefstroom Campus, 2008.
98

Desconformidades no atendimento e nos registros dos usu?rios diab?ticos da aten??o prim?ria no munic?pio de Diamantina-MG em 2015: implica??es no cuidado ao paciente

Almeida, Carole Gusm?o de 31 July 2017 (has links)
Submitted by Jos? Henrique Henrique (jose.neves@ufvjm.edu.br) on 2018-03-23T17:53:05Z No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) carole_gusmao_almeida.pdf: 2424928 bytes, checksum: 67d863472b7a8b3959f22add291f705d (MD5) / Approved for entry into archive by Rodrigo Martins Cruz (rodrigo.cruz@ufvjm.edu.br) on 2018-03-29T14:01:57Z (GMT) No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) carole_gusmao_almeida.pdf: 2424928 bytes, checksum: 67d863472b7a8b3959f22add291f705d (MD5) / Made available in DSpace on 2018-03-29T14:01:57Z (GMT). No. of bitstreams: 2 license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) carole_gusmao_almeida.pdf: 2424928 bytes, checksum: 67d863472b7a8b3959f22add291f705d (MD5) Previous issue date: 2017 / O Diabetes Mellitus (DM) ? considerado um problema de sa?de p?blica, os principais fatores de risco para seu desenvolvimento s?o sedentarismo, excesso de peso, tabagismo e alimenta??o inadequada. A necessidade no desenvolvimento de estudos com ?nfase na preven??o prim?ria, controle da incid?ncia e complica??es do DM demonstra a import?ncia deste estudo que teve como objetivo, tra?ar o perfil epidemiol?gico do paciente diab?tico usu?rio da rede p?blica no munic?pio de Diamantina- MG no decorrer do ano de 2015. Os dados foram coletados a partir de 112 prontu?rios armazenados nas ESFs deste munic?pio, onde se constatou que: aproximadamente 50% dos pacientes receberam cerca de 2 consultas ao ano (?ndice considerado baixo), a m?dia de idade destes pacientes era de 63 anos sendo prevalente o sexo feminino e predom?nio do diabetes tipo 2, cerca de 60% destes foram classificados como acima do peso. Foram consumidos em m?dia 5 medicamentos/dia por paciente; 10,7% apresentaram relatos de automedica??o, 30% dos pacientes entre 51-60 anos tiveram algum tipo de rea??o aos medicamentos. A politerapia foi o esquema terap?utico dominante, sendo a metformina associada com glibenclamida os hipoglicemiantes mais utilizados; aproximadamente 25% dos indiv?duos tiveram altera??es na dose do medicamento consumido no decorrer do estudo. Sobre as comorbidades, destacaram-se: hipertens?o, acometendo cerca de 80% dos usu?rios e problemas oftalmol?gicos abrangendo 23% dos usu?rios. Houve elevado ?ndice de pacientes com valor glic?mico alterado e defici?ncia no monitoramento atrav?s de an?lises laboratoriais. Ao todo 17 pacientes apresentaram diabetes de forma descompensada. Averiguou-se atrav?s dos dados defici?ncia na implanta??o de grupos de acompanhamentos coletivos assim como falhas nos registros por meio de prontu?rios, houve tamb?m limita??o na disponibilidade da oferta de acompanhamento atrav?s de equipe multiprofissional. Tais an?lises trouxeram como conclus?o a defici?ncia da equipe em fornecer atendimento integral aos usu?rios do SUS, com falhas na padroniza??o de atendimento e implanta??o das normas preconizadas pelos protocolos fornecidos pela Secretaria de Estado da Sa?de - Minas Gerais. Ressalta-se tamb?m a import?ncia de se registrar os procedimentos o que propiciaria a continuidade de informa??es colaborando para um atendimento ?ntegro ao paciente. / Disserta??o (Mestrado) ? Programa de P?s-gradua??o em Ci?ncias Farmac?uticas, Universidade Federal dos Vales do Jequitinhonha e Mucuri, 2017. / Diabetes mellitus (DM) is considered a public health problem, the main risk factors for its development are sedentary lifestyle, excess weight, smoking and inadequate diet. The need in the development of studies with emphasis on primary prevention, control of the incidence and complications of DM demonstrates the importance of this study that aimed to trace the epidemiological profile of the diabetic patient user of the public network in the municipality of Diamantina-MG during the year Of 2015. Data were collected from 112 records stored in the FHS of this municipality, where it was found that: approximately 50% of the patients received about 2 visits per year (index considered low), the mean age of these patients was 63 Being prevalent the female gender and predominance of type 2 diabetes, about 60% of these were classified as overweight. An average of 5 medications / day per patient were consumed; 10.7% presented reports of self-medication, 30% of patients between 51-60 years had some type of reaction to the medications. Polytherapy was the dominant therapeutic regimen, with metformin associated with glibenclamide being the most commonly used hypoglycemic agents; Approximately 25% of subjects had changes in the dose of the drug consumed during the study. On comorbidities, hypertension, affecting about 80% of users and ophthalmological problems, were observed, covering 23% of users. There was a high index of patients with altered glycemic value and deficiency in monitoring through laboratory analysis. Overall, 17 patients presented with decompensated diabetes. It was found through the data deficiency in the implantation of groups of collective follow-ups as well as failures in the registries by means of medical records, there was also limitation in the availability of the offer of accompaniment through multiprofessional team. These analyzes led to the conclusion of the team's failure to provide comprehensive care to SUS users, with failures in standardization of care and implementation of the standards recommended by the protocols provided by the State Health Department - Minas Gerais. It is also important to register the procedures, which would allow for the continuity of information, collaborating for a complete care to the patient.
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Estudo Epidemiológico de Base Populacional sobre o Uso de Medicamentos Potencialmente Inadequados Entre Idosos

Nascimento, Mariana Martins Gonzaga do January 2016 (has links)
Submitted by Nuzia Santos (nuzia@cpqrr.fiocruz.br) on 2016-10-17T11:27:29Z No. of bitstreams: 1 Tese_SC_MarianaMartinsGonzagadoNascimento.pdf: 218266 bytes, checksum: 09bb50de7e46f75bfeee14bd0625a861 (MD5) / Approved for entry into archive by Nuzia Santos (nuzia@cpqrr.fiocruz.br) on 2016-10-18T13:10:31Z (GMT) No. of bitstreams: 1 Tese_SC_MarianaMartinsGonzagadoNascimento.pdf: 218266 bytes, checksum: 09bb50de7e46f75bfeee14bd0625a861 (MD5) / Made available in DSpace on 2016-10-18T13:10:31Z (GMT). No. of bitstreams: 1 Tese_SC_MarianaMartinsGonzagadoNascimento.pdf: 218266 bytes, checksum: 09bb50de7e46f75bfeee14bd0625a861 (MD5) Previous issue date: 2016 / Fundação Oswaldo Cruz. Centro de Pesquisas René Rachou. Belo Horizonte, MG, Brasil. / O uso de medicamentos potencialmente inadequados (MPI) para idosos pode estar associado a mais riscos que benefícios e sua utilização tem sido documentada internacionalmente. Nesta perspectiva, os objetivos deste trabalho foram: (1) numa abordagem transversal, estimar a prevalência de utilização de MPI entre idosos residentes na Região Metropolitana de Belo Horizonte (RMBH), Minas Gerais, e os fatores associados a essa prática; (2) longitudinalmente, investigar se o uso de MPI constitui fator de risco independente para a mortalidade entre idosos residentes em comunidade. A abordagem transversal foi baseada nos dados coletados junto a uma amostra representativa da população idosa com 60 anos ou mais residentes na RMBH (n=1.158); no cumprimento do segundo objetivo, utilizou-se os dados coletados junto à coorte idosa do Projeto Bambuí (n=1.586), composta em 1997 e acompanhada, anualmente, até 2011. Para definição do uso de MPI, variável dependente no estudo transversal e exposição de interesse no estudo longitudinal, utilizou-se o critério de Beers 2012. Variáveis sociodemográficas, de condições de saúde, de utilização de serviços de saúde e número de medicamentos foram utilizadas em caráter exploratório no estudo dos fatores associados ao uso de MPI (etapa transversal) e como variáveis de ajuste na investigação da associação entre uso de MPI e mortalidade (vertente longitudinal). A análise da prevalência e dos fatores associados ao uso de MPI foi baseada no modelo de regressão de Poisson; a investigação da associação do uso de MPI e mortalidade foi realizada por meio do modelo dos riscos proporcionais de Cox, adotando-se em ambos os casos, o nível de significância estatística de 5%. Na RMBH, a prevalência do uso de MPI foi de 43,3%. O sexo feminino, o número de doenças crônicas e a polifarmácia apresentaram-se positiva e independentemente associadas ao uso de MPI, sendo a última a variável mais fortemente associada. Em Bambuí, o uso de MPI mostrou-se como fator de risco para mortalidade entre os idosos da coorte. Nossos resultados apontam para a necessidade da seleção de alternativas terapêuticas mais seguras para idosos. / Potentially inappropriate medications (PIMs) for the elderly can be associated with greater risks than benefits and its use has been reported internationally. Having this into consideration, the objectives of this study were: (1) in a cross-sectional study, to estimate the prevalence of PIMs use among elderly residents of the Metropolitan Region of Belo Horizonte (MRBH), Minas Gerais, and the associated factors; (2) in a longitudinal study, to investigate if the PIM use constitutes a risk factor for mortality among community dwelling elderly. The cross-sectional approach was based on data from a representative sample of the elderly population (60 years or older) living in the MRBH (n=1.158). To fulfill the second objective, data from Bambuí elderly cohort (composed in 1997 and followed annually until 2011) study was used. Beers criteria (2012) were used to define PIM use, which was the dependent variable in the crosssectional study and exposition factor in the longitudinal study. Socio-demographic variables, health status, healthcare services use and number of medications were used as exploratory variables in the study involving associated factors (crosssectional study), and as adjustment variables in the investigation of association between PIM use and mortality (longitudinal study). Prevalence analysis and associated factors were performed using Poisson regression model. To investigate the association between PIMs use and mortality, Cox proportional hazards model was used. A 0.05 significance level was adopted for all analyzes. The prevalence of PIM use was 43.3% in the MRBH. Female gender, number of chronic conditions and polypharmacy were positively and independently associated with PIM use, the latter having been the most strongly associated factor. In Bambuí, PIM use was identified as a risk factor for mortality among the elderly in the cohort. These results indicate the need for selection of safer therapeutic alternatives for elderly patients.
100

Evaluation of medicine safety reporting systems in South Africa

Thornborrow-Geswind, Kirsten January 2017 (has links)
Pharmacovigilance is “the science and activities relating to the detection, assessment, understanding and prevention of adverse effects or any other drug-related problem”. To date, no comprehensive study has been performed to evaluate the pharmacovigilance system in the public health sector in South Africa. The primary aim of this study was to evaluate the current status of pharmacovigilance systems within the public healthcare sector in South Africa, and the level of functioning of these systems, in order to provide relevant recommendations, where necessary, for improvement, using the Indicator-based Pharmacogivilance Assessment Tool (IPAT). National and provincial entities were deemed compulsory (n=14), while facilities were selected via random, stratified sampling to obtain a representation at each facility level (n=101). The IPAT was amended for relevance at each level of data collection. Indicators are classified as core and supplementary and compliance with core indicators shows the level of functioning National entities obtained an IPAT score of 36 out of a maximum of 72, achieving 50% compliance. Province D and Province G obtained overall IPAT scores of 29 and 12 respectively out of a maximum of 40, achieving an overall 72.5% and 30% compliance respectively Results at provincial and facility levels were not fully representative due to a limited response rate of 22.2% and 65.3% respectively. Regional/tertiary facilities and district facilities displayed increased awareness and implementation of pharmacovigilance activity than the lower levels of Community Health Centres (CHCs) and Primary Health Centres (PHCs). South Africa”s public healthcare system possesses the infrastructure for a well functioning pharmacovigilance system. However there are gaps in level of functioning at a national, provincial and facility level. Addressing these gaps would show a marked improvement in the system and go a long way towards the contribution of medicine safety information not only locally, but to aid other developing nations.

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