Antimicrobial Activity of Some Yemeni Medicinal Plants

Plectranthus: A review of ethnobotanical uses

“…It is used to treat malaria in Brazil and to break fevers in East Africa and India (Holdsworth, 1977;Rwangabo, 1993;Githinji and Kokwaro, 1993;Milliken, 1977;Rajendran et al, 1999;Neuwinger, 2000;Schlage et al, 2000;Steele et al, 2002), whereas in Kenya it is used for the treatment of East Coast Fever in cattle (Ole-Marion, 2003). The whole plant is said to have antibacterial, antiviral and antifungal activity (Boily and van Puyvelde, 1986;van Puyvelde et al, 1994;Vlietinck et al, 1995;Alasbahi et al, 1999;Cos et al, 2002;Matu and van Staden, 2003) and against protozoa, such as Giardia (Johns et al, 1995). Plectranthus amboinicus is important in Asia and South America for the treatment of fevers (Morton, 1992; (2002) Dymoc (1885) Epling (1981), Purseglove (1987), Craig and Mayenda (1990), Mayenda (1991), Morton (1992), Prudent et al (1995), Brown…”

Antifungal activity of some Tanzanian plants used traditionally for the treatment of fungal infections

“…It is used in combination with Zanthoxylum chalybeum and Suregada zanzibariensis (Hedberg et al, 1983a). Acetone, chloroform and hexane extracts of exhibited antifungal activity against Candida albicans (Alasbahi et al, 1999) …”

Anti-bacterial activity of Euphorbia fusiformis—A rare medicinal herb

“…extracts of Euphorbia fruticosa (Alasbahi et al, 1999) and methanol extracts of Euphorbia macroclada (Darwish et al, 2002) showed some inhibitory effects against selected bacterial strains like Staphylococcus aureus. This is the pioneering study to demonstrate anti-bacterial activity of Euphorbia fusiformis using different extracts.…”