Pharmacognosy Research,2021,13,4,268-273.DOI:10.5530/pres.13.4.21Published:October 2021Type:Original ArticleAuthors:Promise Madu Emeka Author(s) affiliations:Promise Emeka1,2,* 1Department of Pharmaceutical Sciences, College Clinical Pharmacy, King Faisal University, Hofuf, SAUDI ARABIA. 2Department Pharmacology, Medicine, University Lagos- Lagos, NIGERIA. Abstract:Background: Bryophyllum pinna...