Clindamycin HCL is an antibiotic medication prescribed for the treatment of bacterial infections of the blood, skin, lungs and internal organs. Clindamycin exhibits bacteriostatic properties by inhibiting the formation of bacterial proteins needed for growth and reproduction. According to Drugs.com, the active ingredient in clindamycin is clindamycin HCL. In addition to clindamycin HCL, clindamycin capsules are also contain inactive ingredients.
Clindamycin HCL
Clindamycin is an antibiotic medication prescribed for the treatment of gram positive and gram negative anaerobic bacterial infections as well as protozoan diseases such as malaria. According to DrugLib.com, the active ingredient in clindamycin is clindamycin hydrochloride. Clindamycin is a semi-synthetic antibiotic produced from lincomycin. Clindamycin HCL capsules contain clindamycin hydrochloride equal to 75mg, 150mg or 300mg of clindamycin.
Binding and Filling Agents
Clindamycin HCL capsules typically contain binders and fillers that are chemically inert and compatible with the active ingredient. Binders and filllers are usually water soluble, tasteless and colorless. According to DailyMed, clindamycin HCL contains propylene gycol, cornstach and lactose monohydrate, all of which function as binders and fillers in the antibiotic capsules. Cornstarch functions as a binder helping to keep all the ingredients intact as well as helping to ensure the proper formation of the capsules. Lactose monohydrate is a white crystalline material obtained from milk and whey protein. Lactose monohydrate functions as a filler, helping to make the capsule bigger and easier for manufacturing and handling purposes.
Lubricating and Mixing Agents
According to RxList, clindamycin hydrochloride capsules contain inactive ingredients such as talc and magnesium stearate. Magnesium stearate and talc act as a lubricant and stabilizer in the production of clindamycin hydrochloride. Talc and magnesium stearate helps to evenly mix the powered ingredients during manufacturing process as well as preventing them from getting stuck in the manufacturing equipment.


