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  1. Kalemeera F, Ndevahoma S, Mubita M, Godman B
    PMID: 34878350 DOI: 10.1080/14787210.2022.2015325
    OBJECTIVES: The objective of this study was to find out the extent to which the antiretroviral therapy (ART) switching guidelines were complied with and to assess whether immediate switching from first- to second-line ART would have been appropriate than attempting to comply with the guidelines.

    METHODS: A case-control study. Cases and controls were patients on second- and first-line ART, respectively. Regression analysis was used to identify factors that were associated with switching to second-line ART. Confidence level was 95% and significance at a p-value <0.05.

    RESULTS: 81 cases and 102 controls were included. VLs at six and 9 months were implemented for 8.2% and 2.7%, respectively. Switching predictors were poor adherence (adjusted Hazard Ratio [aHR] = 20.3 (p = 0.013); a first VL >1000 copies/ml (aHR = 20.2), <0.001); opportunistic infections (aHR = 12.9, p = 0.006); male gender (aHR = 5.2, p = 0.003); and lack of adherence counseling (aHR = 3.8 p = 0.024).

    CONCLUSION: AVL >1000 copies/ml was a predictor of switching. New local research is underway, with a large number of patients, to assess whether this finding applies to the dolutegravir-based regimens.

  2. Simeon P, Godman B, Kalemeera F
    Hosp Pract (1995), 2021 Dec;49(5):356-363.
    PMID: 34436942 DOI: 10.1080/21548331.2021.1973825
    BACKGROUND: Lower respiratory tract infections (LRTIs) are a particular public health concern especially among sub-Saharan African countries. This is especially the case in Namibia, where LRTIs are currently the third leading cause of death, 300 deaths in children under 5 years of age. To reduce the burden of LRTIs on health systems and ensure appropriate patient management, it is critical to know the most prevalent pathogens leading to LRTIs and their susceptibility patterns in the local setting. Consequently, the objective of this study was to formulate cumulative antibiograms for Intensive Care Units (ICUs) of referral hospitals in Namibia to guide future antibiotic use.

    METHODS: A retrospective analytical cross-sectional study was conducted over 2 years. The cumulative antibiograms were constructed in accordance with current guidelines.

    RESULTS: A total of 976 first isolate cultures were obtained from ICUs of the different referral hospitals. K. pneumoniae (8.8%, 8.1%) was a predominant pathogen in Windhoek Central hospital ICU in 2017 and 2018. In Oshakati intermediate hospital ICU, Enterobacter sp. (22.2%) and P. aeruginosa (37.5%) were the common pathogens in 2017 and 2018, respectively. A. baumannii isolates were >90% susceptibility to colistin, carbapenems, and tigecycline in 2017. In 2017, K. pneumoniae isolates were more susceptible to carbapenems (94% and 93.8% among isolates), amikacin (89.3%), and tigecycline (88.7%). In 2018, K. pneumoniae isolates were 100% susceptible amikacin, colistin, and carbapenems. S. maltophilia isolates were more than 80% susceptible to all the tested antibiotics. S. aureus isolates were 100% susceptible to linezolid, rifampicin, teicoplanin, and vancomycin in 2017 and in 2018. Its susceptibility to these antibiotics did not change.

    CONCLUSION: The susceptibility patterns of the common isolated gram-negative pathogens were highly variable. Meropenem in combination with gentamicin is now the recommended antibiotic combination for empiric therapy for patients with LRTIs in Windhoek Central Hospital ICU.

  3. Hango E, Amakali K, Shilunga A, Kibuule D, Godman B, Kalemeera F
    PMID: 34720025 DOI: 10.1080/14737167.2022.2000863
    BACKGROUND: : Tobacco smoking is a considerable barrier to reducing morbidity and mortality associated with non-communicable diseases (NCDs). However, few studies in sub-Saharan Africa have explored access to smoking cessation programs including smoking cessation pharmacotherapy (SCP). This needs to be addressed given the growing burden of NCDs across sub-Saharan Africa including Namibia.

    METHODS: : Multi-facility cross sectional survey among physicians in both public and private sectors in Namibia.

    RESULTS: : Of the 106 physicians recruited, 69% practiced in public health facilities and 92% were non-smokers. 67% offer smoking cessation services, with 64% of these offering SCP. This was mainly nicotine replacement therapy (53%) and bupropion SR (41%). Overall, all physicians had a low knowledge score of SCP (<50%). The mean knowledge score though was 77% lower among physicians in public versus private sectors (OR=0.23, 95%CI: 0.14-0.35, p<0.001). Principal barriers to prescribing SCP were inadequate knowledge and/or lack of smoking cessation guidelines. This is not surprising with SCP medicines not currently listed within the public medicine list in Namibia.

    CONCLUSION: : Despite good attitudes towards SCP, there are concerns with physicians' knowledge and practices especially in the public sector. There is an urgent need to address this and integrate services to reduce NCDs in Namibia.

  4. Godman B, Wladysiuk M, McTaggart S, Kurdi A, Allocati E, Jakovljevic M, et al.
    Biomed Res Int, 2021;2021:9996193.
    PMID: 34676266 DOI: 10.1155/2021/9996193
    BACKGROUND: Diabetes mellitus rates and associated costs continue to rise across Europe enhancing health authority focus on its management. The risk of complications is enhanced by poor glycaemic control, with long-acting insulin analogues developed to reduce hypoglycaemia and improve patient convenience. There are concerns though with their considerably higher costs, but moderated by reductions in complications and associated costs. Biosimilars can help further reduce costs. However, to date, price reductions for biosimilar insulin glargine appear limited. In addition, the originator company has switched promotional efforts to more concentrated patented formulations to reduce the impact of biosimilars. There are also concerns with different devices between the manufacturers. As a result, there is a need to assess current utilisation rates for insulins, especially long-acting insulin analogues and biosimilars, and the rationale for patterns seen, among multiple European countries to provide future direction. Methodology. Health authority databases are examined to assess utilisation and expenditure patterns for insulins, including biosimilar insulin glargine. Explanations for patterns seen were provided by senior-level personnel.

    RESULTS: Typically increasing use of long-acting insulin analogues across Europe including both Western and Central and Eastern European countries reflects perceived patient benefits despite higher prices. However, activities by the originator company to switch patients to more concentrated insulin glargine coupled with lowering prices towards biosimilars have limited biosimilar uptake, with biosimilars not currently launched in a minority of European countries. A number of activities were identified to address this. Enhancing the attractiveness of the biosimilar insulin market is essential to encourage other biosimilar manufacturers to enter the market as more long-acting insulin analogues lose their patents to benefit all key stakeholder groups.

    CONCLUSIONS: There are concerns with the availability and use of insulin glargine biosimilars among European countries despite lower costs. This can be addressed.

  5. Godman B, Wladysiuk M, McTaggart S, Kurdi A, Allocati E, Jakovljevic M, et al.
    Biomed Res Int, 2023;2023:9757348.
    PMID: 37065720 DOI: 10.1155/2023/9757348
    [This corrects the article DOI: 10.1155/2021/9996193.].
  6. Etando A, Amu AA, Haque M, Schellack N, Kurdi A, Alrasheedy AA, et al.
    Healthcare (Basel), 2021 Dec 13;9(12).
    PMID: 34946448 DOI: 10.3390/healthcare9121722
    BACKGROUND: Multiple measures introduced early to restrict COVID-19 have dramatically impacted the teaching of medical and pharmacy students, exacerbated by the lack of infrastructure and experience with e-learning at the start of the pandemic. In addition, the costs and reliability of the Internet across Africa pose challenges alongside undertaking clinical teaching and practical programmes. Consequently, there is a need to understand the many challenges and how these were addressed, given increasingly complex patients, to provide future direction.

    METHOD: An exploratory study was conducted among senior-level medical and pharmacy educators across Africa, addressing four key questions, including the challenges resulting from the pandemic and how these were dealt with.

    RESULTS: Staff and student members faced multiple challenges initially, including adapting to online learning. In addition, concerns with the lack of equipment (especially among disadvantaged students), the costs of Internet bundles, and how to conduct practicals and clinical teaching. Multiple activities were undertaken to address these challenges. These included training sessions, developing innovative approaches to teaching, and seeking ways to reduce Internet costs. Robust approaches to practicals, clinical teaching, and assessments have been developed.

    CONCLUSIONS: Appreciable difficulties to teaching arising from the pandemic are being addressed across Africa. Research is ongoing to improve education and assessments.

  7. Godman B, McCabe H, D Leong T, Mueller D, Martin AP, Hoxha I, et al.
    PMID: 32237953 DOI: 10.1080/14737167.2020.1734456
    Introduction: There are positive aspects regarding the prescribing of fixed dose combinations (FDCs) versus prescribing the medicines separately. However, these have to be balanced against concerns including increased costs and their irrationality in some cases. Consequently, there is a need to review their value among lower- and middle-income countries (LMICs) which have the greatest prevalence of both infectious and noninfectious diseases and issues of affordability.Areas covered: Review of potential advantages, disadvantages, cost-effectiveness, and availability of FDCs in high priority disease areas in LMICs and possible initiatives to enhance the prescribing of valued FDCs and limit their use where there are concerns with their value.Expert commentary: FDCs are valued across LMICs. Advantages include potentially improved response rates, reduced adverse reactions, increased adherence rates, and reduced costs. Concerns include increased chances of drug:drug interactions, reduced effectiveness, potential for imprecise diagnoses and higher unjustified prices. Overall certain FDCs including those for malaria, tuberculosis, and hypertension are valued and listed in the country's essential medicine lists, with initiatives needed to enhance their prescribing where currently low prescribing rates. Proposed initiatives include robust clinical and economic data to address the current paucity of pharmacoeconomic data. Irrational FDCs persists in some countries which are being addressed.
  8. Ogunleye OO, Basu D, Mueller D, Sneddon J, Seaton RA, Yinka-Ogunleye AF, et al.
    Front Pharmacol, 2020;11:1205.
    PMID: 33071775 DOI: 10.3389/fphar.2020.01205
    Background: The COVID-19 pandemic has already claimed considerable lives. There are major concerns in Africa due to existing high prevalence rates for both infectious and non-infectious diseases and limited resources in terms of personnel, beds and equipment. Alongside this, concerns that lockdown and other measures will have on prevention and management of other infectious diseases and non-communicable diseases (NCDs). NCDs are an increasing issue with rising morbidity and mortality rates. The World Health Organization (WHO) warns that a lack of nets and treatment could result in up to 18 million additional cases of malaria and up to 30,000 additional deaths in sub-Saharan Africa.

    Objective: Document current prevalence and mortality rates from COVID-19 alongside economic and other measures to reduce its spread and impact across Africa. In addition, suggested ways forward among all key stakeholder groups.

    Our Approach: Contextualise the findings from a wide range of publications including internet-based publications coupled with input from senior-level personnel.

    Ongoing Activities: Prevalence and mortality rates are currently lower in Africa than among several Western countries and the USA. This could be due to a number of factors including early instigation of lockdown and border closures, the younger age of the population, lack of robust reporting systems and as yet unidentified genetic and other factors. Innovation is accelerating to address concerns with available equipment. There are ongoing steps to address the level of misinformation and its consequences including fines. There are also ongoing initiatives across Africa to start addressing the unintended consequences of COVID-19 activities including lockdown measures and their impact on NCDs including the likely rise in mental health disorders, exacerbated by increasing stigma associated with COVID-19. Strategies include extending prescription lengths, telemedicine and encouraging vaccination. However, these need to be accelerated to prevent increased morbidity and mortality.

    Conclusion: There are multiple activities across Africa to reduce the spread of COVID-19 and address misinformation, which can have catastrophic consequences, assisted by the WHO and others, which appear to be working in a number of countries. Research is ongoing to clarify the unintended consequences given ongoing concerns to guide future activities. Countries are learning from each other.

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