Arkansas Code Title 5. Criminal Offenses § 5-64-414. Controlled substance analog

(A) The chemical structure of which is substantially similar to the chemical structure of a controlled substance in Schedule I or Schedule II or that has a stimulant, depressant, or hallucinogenic effect on the central nervous system substantially similar to the stimulant, depressant, or hallucinogenic effect on the central nervous system of a controlled substance included in Schedule I or Schedule II; or

(B) With respect to a particular individual, that the individual represents or intends to have a stimulant, depressant, or hallucinogenic effect on the central nervous system substantially similar to the stimulant, depressant, or hallucinogenic effect on the central nervous system of a controlled substance included in Schedule I or Schedule II.

(A) A controlled substance;

(B) A substance for which there is an approved new drug application;

(C) A substance with respect to which an exemption is in effect for investigational use by a particular person under § 505 of the Federal Food, Drug, and Cosmetic Act, 21 U.S.C. § 355, to the extent conduct with respect to the substance is pursuant to the exemption; or

(D) Any substance to the extent not intended for human consumption before an exemption takes effect with respect to the substance.