A person to whom or for whose use any narcotic drug has been prescribed, sold or dispensed by a physician, dentist, pharmacist or other person authorized under the provisions of section 21a-248, and the owner of any animal for which any such drug has been prescribed, sold or dispensed may lawfully possess it only in the container in which it was delivered to the recipient by the person selling or dispensing the same except as may be authorized by regulations adopted hereunder.