513.07. Possessing or using harmful intoxicants.
   (a)   Except for lawful research, clinical, medical, dental or veterinary purposes, no person, with purpose to induce intoxication or similar physiological effects, shall obtain, possess or use a harmful intoxicant.
   (b)   Whoever violates this section is guilty of abusing harmful intoxicants, a misdemeanor of the fourth degree. If the offender has previously been convicted of a drug abuse offense, abusing harmful intoxicants is a misdemeanor of the first degree.
(ORC 2925.31)