Ohio Rev. Code Ann. § 4731.055
(A) As used in this section:
(B) Except as provided in divisions (C) and (E) of this section, a physician shall comply with all of the following as conditions of prescribing a drug that is either an opioid analgesic or a benzodiazepine, or personally furnishing a complete or partial supply of such a drug, as part of a patient's course of treatment for a particular condition:
(C) Division (B) of this section does not apply in any of the following circumstances: