Section 277 BNS or Section 277 of Bharatiya Nyaya Sanhita talks about "Sale of adulterated drugs."
Section 277 of BNS is part of CHAPTER XV OF OFFENCES AFFECTING THE PUBLIC HEALTH, SAFETY, CONVENIENCE, DECENCY AND MORALS in Bharatiya Nyaya Sanhita 2023 Act
Definition of Section 277 BNS
Whoever, knowing any drug or medical preparation to have been adulterated in such a manner as to lessen its efficacy, to change its operation, or to render it noxious, sells the same, or offers or exposes it for sale, or issues it from any dispensary for medicinal purposes as unadulterated, or causes it to be used for medicinal purposes by any person not knowing of the adulteration, shall be punished with imprisonment of either description for a term which may extend to six months, or with fine which may extend to five thousand rupees, or with both.