clindamycin(redirected from Dalacin)
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1. a semisynthetic antibiotic that is a derivative of lincomycin; used to treat gram-positive penicillin-resistant infections.
2. a semisynthetic derivative of lincomycin used systemically, topically, and vaginally as an antibacterial, primarily against gram-positive bacteria; used also as the hydrochloride and phosphate salts and as the hydrochloride salt of the ester of clindamycin and palmitic acid (clindamycin palmitate hydrochloride).
A semisynthetic antibiotic, C18H33ClN2O5S, derived from lincomycin and active against gram-positive bacteria.