1. Department of Pharmacognosy, Faculty of Pharmacy and Pharmaceutical Sciences; Kwame Nkrumah University of Science and Technology; Kumasi Ghana
2. Department of Pharmacology, School of Medical Sciences; University of Cape Coast; Cape Coast Ghana
3. Department of Pharmacology, School of Pharmacy; University of Health and Allied Sciences; Ho Ghana
4. Department of Pharmacognosy, School of Pharmacy; University of Health and Allied Sciences; Ho Ghana