A practitioner, in good faith, may dispense a Schedule II controlled substance, which is a narcotic drug listed in Section 206 of this Act; or which contains any quantity of amphetamine or methamphetamine, their salts, optical isomers or salts of optical isomers; phenmetrazine and its salts; or pentazocine; and Schedule III, IV, or V controlled substances to any person upon a written or electronic prescription of any prescriber, dated and signed by the person prescribing (or electronically validated in compliance with Section 311.5) on the day when issued and bearing the name and address of the patient for whom, or the owner of the animal for which the controlled substance is dispensed, and the full name, address and registry number under the laws of the United States relating to controlled substances of the prescriber, if he or she is required by those laws to be registered. see full law

“Dispense” means to deliver a controlled substance to an ultimate user or research subject by or pursuant to the lawful order of a prescriber, including the prescribing, administering, packaging, labeling, or compounding necessary to prepare the substance for that delivery. see full law

“Practitioner” means a physician licensed to practice medicine in all its branches, dentist, optometrist, podiatric physician, veterinarian, scientific investigator, pharmacist, physician assistant, advanced practice nurse, licensed practical nurse, registered nurse, hospital, laboratory, or pharmacy, or other person licensed, registered, or otherwise lawfully permitted by the United States or this State to distribute, dispense, conduct research with respect to, administer or use in teaching or chemical analysis, a controlled substance in the course of professional practice or research. see full law

Any person licensed under this [Medical Practice] Act to practice medicine in all of its branches shall be authorized to purchase legend drugs requiring an order of a person authorized to prescribe drugs, and to dispense such legend drugs in the regular course of practicing medicine. The dispensing of such legend drugs shall be the personal act of the person licensed under this Act and may not be delegated to any other person not licensed under this Act or the Pharmacy Practice Act unless such delegated dispensing functions are under the direct supervision of the physician authorized to dispense legend drugs. Except when dispensing manufacturers' samples or other legend drugs in a maximum 72 hour supply, persons licensed under this Act shall maintain a book or file of prescriptions as required in the Pharmacy Practice Act. Any person licensed under this Act who dispenses any drug or medicine shall dispense such drug or medicine in good faith and shall affix to the box, bottle, vessel or package containing the same a label indicating (1) the date on which such drug or medicine is dispensed; (2) the name of the patient; (3) the last name of the person dispensing such drug or medicine; (4) the directions for use thereof; and (5) the proprietary name or names or, if there are none, the established name or names of the drug or medicine, the dosage and quantity, except as otherwise authorized by regulation of the Department. see full law