in 29 healthy male subjects aged between 20 to 25 years a powder face mask , consisting of 1.19 % clindamycin phosphate ( = 1 % clindamycin base ) in 70 % ethanol was applied to the right side of the forehead once daily over a period of 5 days .
C0055881
clindamycin phosphate
C0008947
clindamycin