Ohio Rev. Code Ann. § 3719.01
As used in this chapter:
(N) "Narcotic drugs" means coca leaves, opium, isonipecaine, amidone, isoamidone, ketobemidone, as defined in this division, and every substance not chemically distinguished from them and every drug, other than cannabis, that may be included in the meaning of "narcotic drug" under the federal drug abuse control laws. As used in this division:
(Z)
(1) "Controlled substance analog" means, except as provided in division (Z)(2) of this section, a substance to which both of the following apply:
(b) One of the following applies regarding the substance:
(2) "Controlled substance analog" does not include any of the following: