State the function along with one example each of:
(i) Antihistamines, (ii) Antioxidants
(i) Antihistamines are those which counteract the effect of histamine which is generated in the body due to allergy e.g., diphenyl hydramine, promethazine, chlorophenaramine.
(ii) Antioxidants are those chemicals which prevent oxidation of food and other materials e.g., BHA (Butylated hydroxy anisole) and BHT (Butylated hydroxy toluene).