Publications by authors named "Duwiejua M"

Introduction: Patient engagement in pharmacovigilance (PEP) has been shown to improve information on adverse drug reactions (ADRs), which may not be found in reports from healthcare professionals. This review shows that there is paucity of information on PEP in lower-middle-income countries (LMICs), particularly Africa. It provides insights into PEP in high-income countries (HICs) compared with Africa to help identify the disparities and system challenges in Africa.

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Performance gaps in health supply chains in low- and middle-income countries contribute significantly to inefficiencies and underperformance of their health systems. Some significant factors hindering the performance of supply chains in low and middle-income countries include low human resource capacity and capability, weak structures for monitoring supply chain performance, weak in-service and pre-service training programs, chronic underfunding, lack of transparency and an overdependence on obsolete methods, like manual data gathering, record-keeping, and analyses. Although proven health supply chain strengthening techniques exist, the level of adoption of these practices has varied across countries, resulting in multiple capacity gaps and underperforming supply chains.

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Background: Medication errors (MEs) by caregivers at home are a cause of morbidity and mortality, shortly after discharge from the hospital.

Objectives: The objective of this study was to determine the rate and types of MEs at the homes of children discharged from a hospital in Ghana and to explore the factors associated with these errors.

Design: This was a cross-sectional study of infants and children discharged from the hospital to review medication administration practices.

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Article Synopsis
  • Medicines can be administered through various routes, affecting their perceived effectiveness and individual preferences, which may be influenced by cultural background.
  • A survey of 4,435 adults from 21 countries revealed that oral administration is the most preferred method, but preferences vary significantly between cultures, with varying acceptance levels for other methods like injections and dermal applications.
  • Analysis showed a strong correlation between cultural identity and choice of medicine administration route, highlighting the complexity of factors that influence these preferences, including pain perception and efficacy ratings.
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Background: Reviewing the epidemiological profile of medication errors (MEs) reported by African countries and the systems put in place to report such errors is crucial because reporting plays an important role in improving patient safety. The objectives of this study were to characterize the profile of spontaneously reported MEs submitted by African countries to VigiBase; the World Health Organization (WHO) global database of individual case safety reports, describe systems in place for reporting these errors, and explore the challenges and facilitators for spontaneous reporting and understand the potential role of patients.

Methods: In the present study, we used, a mixed-methods sequential explanatory design involving a quantitative review of ME reports over a 21-year period (1997-2018) and qualitative interviews with employees from African countries that are members of the WHO Program for International Drug Monitoring (WHO PIDM).

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Background: Understanding the origin and evolution of education of pharmacists is important for practice and health system reforms. In Ghana, education of pharmacists started in the 1880s with the training of dispensers in a government hospital. Over the years, the curriculum and institutional arrangements changed and currently pharmacists are trained in universities.

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Background: Uncorrected congenital heart lesions in children keep them in a state of constant hypoxia with compromised quality of life and reduced life expectancy. This requires early diagnosis and interventions including prevention and treatment of the resultant anaemia. Unfortunately, congenital heart disease (CHD) often goes unrecognized and thus untreated.

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Objective: To obtain information about the staff resources available in licensed medicine outlets, assess their knowledge about malaria illness, current policy initiatives for malaria control, and the practices for prevention and management of malaria.

Setting: Hospitals/clinics and retail medicine outlets (community pharmacies and licensed chemical shops) from urban and rural areas in Southern and Northern Ghana.

Method: A cross section of medicine outlets (n = 121) in the two geographic and socio-economically diverse settings in Ghana were sampled.

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Although national and international efforts to combat malaria have intensified over the years, problems with availability, distribution, and choice of antimalarials at medicine outlets in Africa continue to exist. This article presents the results of an indicator-based assessment of availability and choice of antimalarials at 130 licensed medicine outlets in Ghana. We also discuss how the choice of an antimalarial to dispense conforms to recommendations of the national policy for malaria therapy.

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Objective: To assess the appropriateness of self-reported use of anti-malarial drugs prior to health facility attendance, and the management of malaria in two health facilities in Ghana.

Method: A structured questionnaire was used to collect data from 500 respondents who were diagnosed clinically and/or parasitologically for malaria at Agogo Presbyterian Hospital and Suntreso Polyclinic, both in the Ashanti Region of Ghana. Collected information included previous use of anti-malarial drugs prior to attending the health facilities, types of drugs used, how the drugs were used, and the sources of the drugs.

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Pseudo-akuammigine, an alkaloid from Picralima nitida seed extract was investigated for anti-inflammatory and analgesic actions using the carrageenan-induced rat paw oedema and the rat tail flick. The alkaloid, at 1.0, 5.

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A bioassay-guided technique has been used to isolate anti-inflammatory compounds from the dried rhizomes of Polygonum bistorta, for structural identification. Anti-inflammatory activity was detected using the carrageenan-induced rat paw oedema. Two compounds were isolated which significantly suppressed the inflammatory response.

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Extracts of the seeds of Picralima nitida (fam. Apocynaceae) have been reported to have opioid analgesic activity. In this investigation, isolated tissue bioassays and radioligand binding assays have been used to determine the opioid activity of five alkaloids--akuammidine, akuammine, akuammicine, akuammigine and pseudoakuammigine--extracted from the seeds of P.

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The aqueous ethanolic extracts of Polygonum bistorta L. Polygonaceae, Guaiacum officinale L. Zygophyllaceae and Hamamelis virginiana L.

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The anti-inflammatory activities of extracts from the resins of four species of the plant family Burseraceae, Boswellia dalzielli, Boswellia carteri (gum olibanum), Commiphora mukul, and Commiphora incisa, were studied. The aqueous extracts of the resins of B. dalzielli, C.

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