4. Prohibition of incentives for use or sale of infant milk substitutes or 4[feeding bottles or infant foods].-
No person shall-
(a) supply or distribute samples of infant milk substitutes or 4[feeding bottles or infant foods] or gifts of utensils or other articles; or
(b) contact any pregnant woman or the mother of an infant; or
(c) offer inducement of any other kind, for the purpose of promoting the use or sale of infant milk substitutes or 4[feeding bottles or infant foods].