Section 189 - Sale of adulterated drugs.

Whoever, knowing a drug or medical preparation to have been adulterated in such a manner as to lessen its efficacy or change its operation or render it noxious, sells the same or offers or exposes it for sale or issues it from a dispensary for medicinal purposes as unadulterated or causes it to be used for medicinal purposes by a person not knowing of the adulteration, shall be punished with imprisonment for a term which may extend to six months or with fine which may extend to one hundred naira or with both.