Chloromycetin capsules, available in 250mg and 500mg strengths, contain the active ingredient Chloramphenicol. This prescription medication is used to combat serious infections, including typhoid fever, meningitis, and rickettsial diseases. Chloromycetin can be administered alone or in conjunction with other treatments. It is also marketed under the names Paraxin, Vitchol, Chlorobrex, and Chloromac.