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Merlin Lincoln Kwao Mensah

Herbal Medicine

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About

He had his undergraduate education at the then UST (now KNUST) for the Pharmacy (B. Pharm. Hons.) degree (1970 -1974.). He studied for his PhD at Nottingham University (UK) in Pharmacy and Botany. He returned to Ghana and began his career as a lecturer in the Department of Pharmacognosy in 1983. He had had a stint in the Department as a Teaching Assistant / National Service person in the Department. He transferred to the Department of Herbal Medicine after its inception in 2002. He is a fellow of the West African Postgraduate College of Pharmacists, the Pharmaceutical Society of Ghana and the Ghana College of Pharmacists. He was first Head, Department of Herbal Medicine (Oct. to Dec. 2005) and then Dean of Students of KNUST (2006-2009). Before then, he was the Coordinator, Herbal Medicine Programme (Oct. 2004 to Sept. 2005) and before that, the Head, Department of Pharmacognosy (2001-2003).Teaching areas: Pharmacognosy, Botany of medicinal plants, Phytochemistry, Evaluation of medicinal plant products, Poisons of plant origin, History of traditional medicine, Phytotherapy, Policy, Regulation and Ethics in traditional medicine. He has also served the nation on Committees of the Ministry of Health to draft policy documents on Traditional Medicine, Training Manuals for Herbalists, and on a Committee of the Food and Drugs Authority to draft guidelines for registration of herbal medicines in Ghana. He has served on the WHO (AFRO) Committee of Experts on Traditional Mediciine.

Research Summary

(inferred from publications by AI)

The researcher's work centers on the comprehensive study of traditional Annonaceae plants in Ghana, exploring their chemical properties, functional uses, and safety implications across multiple domains, including pharmacology, toxicology, and biochemistry.

Research Themes

All Papers

Composition and Antioxidant Activity of the Essential Oils of <i>Xylopia aethiopica</i> (Dun) A. Rich. (Annonaceae) Leaves, Stem Bark, Root Bark, and Fresh and Dried Fruits, Growing in Ghana(2004)
Antimicrobial Activity Of Essential Oils Of &lt;i&gt;Xylopia aethiopica&lt;/i&gt;(2008)
Hypotensive and Antihypertensive Properties and Safety for Use of <i>Annona muricata</i> and <i>Persea americana</i> and Their Combination Products(2020)
Antileishmanial and Trypanocidal Activities of Extracts and Aporphine Alkaloids Isolated from Monodora Genus (Annonaceae)(2017)
Toxicity and Safety Implications of Herbal Medicines Used in Africa(2019)
Medicinal plants and finished marketed herbal products used in the treatment of malaria in the Ashanti region, Ghana(2015)
Pharmacognostic standardisation of Hilleria latifolia (Lam.) H. Walt. (Phytolaccaceae)(2014)
Utilization of Plants for Medicinal Purposes and Concerns with Endangered Plant Species from Ghana(2021)
Comparative clinical study of Mist Amen Fevermix and Edhec Malacure: two polyherbal products used for the treatment of uncomplicated malaria in Ghana against Artemether/Lumefantrine(2024)
Antimicrobial activity, toxicity and retrospective clinical effectiveness of Kantinka BA and Kantinka Herbaltics, two multi-component-herbal products used in the management of infectious diseases in Ghana(2024)
Evaluation of the Microbial Load and Heavy Metal Content of Two Polyherbal Antimalarial Products on the Ghanaian Market(2020)
Antimicrobial activity of the leaves and seeds of Bixa orellana(2003)
Chemical Diversity of<i>Lippia multiflora</i>Essential Oils from West Africa(2008)
Antibacterial, Antibiofilm, and Efflux Pump Inhibitory Properties of the Crude Extract and Fractions from Acacia macrostachya Stem Bark(2021)
Evaluation of the antioxidant and free radical scavenging properties of <i>Secamone afzelii</i> Rhoem.(2004)
Investigation of Activities Related to Wound Healing of Secamone Afzelii(2007)
Appraisal of the Constituent Plant Materials in a Ghanaian Antifungal Herbal Product; An in vitro Interactive Combination Analysis and a Pilot Clinical Study to Determine Efficacy.(2019)
Antimalarial activity of the aqueous extract and anthraquinones from the root of Senna siamea (LAM) H.S. Irwin &amp; Barneby (Fabaceae).(2025)
Antimicrobial Activity of Some Plant Extracts and Their Interaction with Standard Antibiotics(2025)
Medicinal plant extracts modulate antibiotic activity against multidrug-resistant bacteria and Candida albicans(2025)
Antiplasmodial activity of selected medicinal plants used to treat malaria in Ghana(2016)
Antiplasmodial Securinega alkaloids from Phyllanthus fraternus: Discovery of natural (+)-allonorsecurinine(2017)
Identifying strengths and weaknesses of the integration of biomedical and herbal medicine units in Ghana using the WHO Health Systems Framework: a qualitative study(2018)
Assesssing herbal medical practitioners in professional qualifying examination in Ghana, a model.(2009)
Withanolides of Datura spp. and hybrids(1984)
Antiinflammatory Properties of the Stem‐bark of<i>Anopyxis klaineana</i>and its Major Constituent, Methyl Angolensate(2014)
ANTIHYPERGLYCAEMIC ACTIVITY OF ETHANOLIC EXTRACT OF THE STEM OF ADENIA LOBATA ENGL (PASSIFLORACEAE)(2013)
Medicinal and Aromatic Plants of Ghana(2009)
A retrospective clinical study on the effectiveness of the aqueous leaf extract of Bredelia ferrugenia (Benth) in the management of diabetes mellitus.(2015)
Bredelia ferrugenia (Benth) in the Management of Diabetes Mellitus(2014)
Transdisciplinary collaborations to highlight media advocacy on climate change impacts on medicinal plants: Evidence from content analysis, and recommendations for action(2023)
The Essential Oil of<i>Ageratum conyzoides</i>L. from Ghana(1993)
Prenylated indole alkaloids from the stem bark of Hexalobus monopetalus(2016)
A Novel Triterpene from the Roots of <i>Paullinia pinnata:</i> 6α-(3′-methoxy-4′-hydroxybenzoyl)-lup-20(29)-ene-3-one(2015)
Flavonoid constituents of the mature fruit of Tetrapleura tetraptera schum. Et Thonn.)(2006)
Quality and safety evaluation of a Ghanaian polyherbal product EAF-2011 for the management of superficial mycoses(2013)
Clinical Evaluation of the Safety and Effectiveness of <i>Heptonica</i>: A Ghanaian Hepatorestorative Polyherbal Product(2020)
Treatment of Malaria Infection and Drug Resistance(2021)
Clinical Evaluation of the Effectiveness and Safety of Mist Amen Fevermix, a Ghanaian Bi-Herbal Product, Used in the Management of Uncomplicated Malaria(2015)
Antiplasmodial activity and toxicity of the leaves, stem and roots of Parinari robusta Oliv [CHRYSOBALANACEAE] in animal model(2024)
Clinical Evaluation of the Safety and Effectiveness of Adutwumwaa Malamix: A Polyherbal Product for the Treatment of Uncomplicated Malaria in Ghana(2017)
A randomized double-blind study evaluating the safety and effectiveness of a Ghanaian polyherbal product for the management of superficial mycoses(2015)
DETERMINATION OF THE RUTIN, QUERCETIN AND KAEMPFEROL CONTENTS IN A GHANAIAN POLYHERBAL FORMULATION (EAF-2011) AND ITS RAW MATERIALS USING A SIMULTANEOUS RP-HPLC METHOD(2015)
Clinical Evaluation of Efficacy of a Herbal Formulation Used in the Treatment of Malaria(2019)
The Antimalarial Potential of Three Ghanaian Medicinal Plants(2015)
Phytochemistry, proximate and antioxidant properties of some indigenous leafy vegetables(2019)
An open label clinical study evaluating the effectiveness of a cryptolepis sanguinolenta based herbal antimalarial agent(2019)
Quality assessment and clinical evaluation of the safety and effectiveness of a Ghanaian hepatorestorative polyherbal product (HPK) at the Wa Regional Hospital(2021)

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About This Profile

This profile is generated from publicly available publication metadata and is intended for research discovery purposes. Themes, summaries, and trajectories are inferred computationally and may not capture the full scope of the lecturer's work. For authoritative information, please refer to the official KNUST profile.