Table 2.

Evaluation of antimicrobial activities of four hydrophilic ointments containing henna extract, myrrh extract, pomegranate extract and blend of the three extracts respectively by Cup plate diffusion method.

Formulation	Cup plate diffusion method (mm)
	Gram-negative bacteria		Gram-positive bacteria			Yeast
	E. coli ATCC25218	P. aeruginosa ATCC15442	S. aureus ATCC 29213	MRSA ATCC33591	B. subtilis ATCC10400	C. albicans ATCC 10231
Control (ointment base)	NIL	NIL	NIL	NIL	NIL	NIL
Henna ointment	20	NZa	26	25	20	30
Myrrh ointment	19	NZ	23	22	25	30
Pomegranate ointment	21	NZ	20	20	21	29
Blend ointment	18	NZ	25	25	25	30
Garamycin ointment	29	25	27	26	28	NDb
Imipenem 10 µg/disc	30	25	35	30	30	ND
Ketokonazole 25 µg/disc	ND	ND	ND	ND	ND	35

^aNZ means no inhibition zone.

^bND means not determined.