A. Whenever a manufacturer or wholesaler distributes a controlled dangerous substance in a container prepared by him, he shall securely affix to each individual container in which that substance is contained a label showing in legible English the name and address of the vendor and the quantity, kind, and form of substance contained therein.

B. Whenever a pharmacist dispenses any controlled dangerous substance, he shall affix to each immediate container in which such substance is dispensed the prescription number, the date dispensed, the patient's name, the name of the doctor, name and address of the pharmacy for which he is lawfully acting; or, if the patient is an animal, the name of the owner of the animal and the words “for veterinary use only”.

C. Whenever a practitioner dispenses any controlled dangerous substance, he shall affix to each immediate container in which such substance is dispensed a label showing date dispensed, his name, his address, his state registration number, name of the patient, or, if the patient is an animal, the name of the owner of the animal.

D. No person except a pharmacist for the purpose of filling a prescription shall alter, deface, or remove any label so affixed.