Tennessee Code Title 63. Professions of the Healing Arts § 63-1-313

(a) Notwithstanding any provision of this title or title 53, chapters 10 and 11 to the contrary, no pain management clinic or medical doctor, osteopathic physician, advanced practice registered nurse with certificates of fitness to prescribe, or physician assistant working at a pain management clinic shall be permitted to dispense controlled substances; provided, however, that this subsection (a) shall not prohibit a medical doctor, osteopathic physician, advanced practice registered nurse with certificates of fitness to prescribe, or physician assistant working at a pain management clinic from providing to that practitioner's patient, without charge, a sample of a schedule IV or schedule V controlled substance in a quantity limited to an amount that is adequate to treat the patient for a maximum of seventy-two (72) hours or a sample of a non-narcotic schedule V controlled substance in a quantity limited to an amount that is adequate to treat the patient for a maximum of fourteen (14) days.

(b) For the purposes of this section, “controlled substance” has the meaning given in § 39-17-402.