Clindamycin is used for treatment of serious infections caused by susceptible bacteria. It is most often used for treating penicillin-allergic patients or in other situations where penicillin or other alternative antibiotics cannot be used. Clindamycin oral capsule is available as a generic drug and a brand-name drug. Brand name: Cleocin. Clindamycin also comes as an oral solution, topical foam, topical gel, topical lotion, topical. Learn about the potential side effects of clindamycin. Includes common and rare side effects information for consumers and healthcare professionals. Medical uses. Clindamycin is used primarily to treat anaerobic infections caused by susceptible anaerobic bacteria, including dental infections, and infections of the respiratory tract, skin, and soft tissue, and peritonitis. In people with hypersensitivity to penicillins, clindamycin may be used to treat infections caused by susceptible. I was just put on clindamycin for an infected cyst, and whenever I take it I get nauseous and very shaky, to the point where I have to lay down. I know nausea is an expected side effect, but I couldn't find anything about the shaking, and the pharmacist I got it from just told me to call my doctor, who's closed right now. Is the. DESCRIPTION. Clindamycin hydrochloride is the hydrated hydrochloride salt of clindamycin. Clindamycin is a semisynthetic antibiotic produced by a 7(S)-chloro-substitution of the 7(R)-hydroxyl group of the parent compound lincomycin. Clindamycin is used to treat a wide variety of bacterial infections. It is an antibiotic that works by stopping the growth of bacteria. This antibiotic treats only bacterial infections. It will. Clindamycin is an antibiotic that fights bacteria in the body. Clindamycin is used to treat serious infections caused by bacteria. Clindamycin may also be used for purposes not listed in this medication guide. Cleocin HCl (clindamycin hydrochloride) is an antibiotic used to treat serious infections caused by bacteria. Cleocin HCl is available in generic form. Clindamycin can also cause a more serious side effect called pseudomembranous colitis, which is an infection of the large intestine that can range in severity from mild to life-threatening.