Section 237
Prohibition Of Selling, Distributing Of Drug As A Different Drug

(1) No person authorized to sell or distribute any drug under law
shall, while so selling or distributing the drug, sell or distribute a
drug of one type as a drug of another type knowingly or having
reasonable reason to know that such drug is materially a different
type of drug.
(2) A person who commits, or causes to be committed, the
offence referred to in sub-section (1) shall be liable to a sentence of
imprisonment for a term not exceeding two years or a fine not
exceeding twenty thousand rupees or both the sentences.