The ethanolic extracts of the dried root bark and stem bark has antiamebic activity against Entamoeba histolytica; antibacterial activity against Bacillus subtilis, Staphylococcus aureus, Agrobacterium tumefaciens and Escherichia coli; with no antiviral activity against Herpes simplex, Poliovirus and Semlicki-forest. The extract of the dried root bark has antifungal activity against Aspergillus niger and Candida albicans unlike the extract of the dried stem bark.

Keywords: Tabernaemontana pachysiphon leaf, Antimicrobial studies.

Nigerian Journal of Natural Products and Medicine Vol. 11 2007 pp. 23-25