Raphael Johnson

12PUBLICATIONS
22CO-AUTHORS
Traditional Chinese medicine and treatmentsClinical pharmacy and pharmacy practicePharmaceutical delivery technologiesAgrochemicals and biocides (incl. application)Molecular medicine
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Publications (12)

|Apr 22, 2026
Formulation and Evaluation of Capsules From Azadirachta indica and Khaya senegalensis for Malaria Treatment.

|Apr 03, 2026
Assessment of the Safety Profile of Purified Pentadesma butyracea (Clusiaceae) Gum Intended as a Pharmaceutical Excipient.

Mary-Ann Archer, Kwabena Ofori-Kwakye, Raphael Johnson

|Jan 29, 2026
Investigation of the drug release modifying property of Pentadesma butyracea gum in diclofenac sodium matrix tablets.

Mary-Ann Archer, Kwabena Ofori-Kwakye, Raphael Johnson

|Jun 25, 2024
Biogenic Waste from Two Varieties of Plantain in Ghana Contain Pectin with Potential Binding Properties in Conventional Tablets.

Desmond Asamoah Bruce Otu, Frederick William Akuffo Owusu, Mariam El Boakye-Gyasi

|Apr 02, 2024
Investigating the Presence of Falsified and Poor-Quality Fixed-Dose Combination Artemether-Lumefantrine Pharmaceutical Dosage Forms in Kumasi, Ghana.

Simon Nyarko, Kwabena Ofori-Kwakye, Raphael Johnson

|Feb 15, 2024
Development of the RP-HPLC Method for Simultaneous Determination and Quantification of Artemether and Lumefantrine in Fixed-Dose Combination Pharmaceutical Dosage Forms.

Simon Nyarko, Kwabena Ofori-Kwakye, Raphael Johnson

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Frequent Collaborators

7 joint publications

Frederick William Akuffo Owusu

7 joint publications

Mariam El Boakye-Gyasi

5 joint publications

Kwabena Ofori-Kwakye

4 joint publications

Prince George Jnr Acquah