A pharmacist may accept the return of a properly labeled and properly sealed manufacturer’s package or individual unit dose of a drug or device that the pharmacist determines to have been handled in a manner which preserves the strength, quality, purity, and identity of the drug or device during an interim period between the sale of the drug or device and its return to the pharmacy. A pharmacist may not: Return to the pharmacy's stock or offer for sale a prescribed drug or device that has been previously sold and has left the pharmacy's possession except as provided in §A of this regulation; or Sell, give away, or otherwise dispose of a drug, drug accessory, chemical, or device if the pharmacist knows or should know that the drug, drug accessory, chemical, or device is to be used in an illegal activity. A pharmacy technician or pharmacy intern may not accept the return of prescription drugs or devices from a patient.