Clindamycin is a lincosamide antibiotic. Clindamycin is a semisynthetic antibiotic and derived from lincomycin by the addition of chloride. Clindamycin is sold under brand names such as Dalacin and Cleocin. It is most effective against infections involving the following types of organisms: * Aerobic gram-positive cocci, including some members of the Staphylococcus, Streptococcus and Pneumococcus genera. ...