Chloramphenicol is an

Step-by-step solution

(a) Antifertility drugs are used to control pregnancy. These drugs prevent conception or fertilization e.g., Mifepristone, narethindrone, mestranol etc. (b) Antihistamines are used for the relief of allergies. e.g., diphenlhydramine, chlorpheniramine, promethazine etc. (c) Antiseptic are the used to reduce the number and growth of microorganism. e.g., dettol soap etc, whereas disinfectants kill bacteria and are used for sterilization of inanimate objects like instruments, utensils, cloths, floors etc. e.g., phenol,