Pub. L. 84-764, tit. II, sec. 204
exemptions
exemptions Sec. 204. Nothing in this title shall apply to a compound, mixture, or preparation which is delivered or acquired in good faith for the purpose for which it is intended and not for the purpose of evading the provisions of this title if— 70 Stat. 615 (1) such compound, mixture, or preparation of barbituric acid, its salts and derivatives shall be declared by rule or regulation duly promulgated by the Commissioners after reasonable public notice and opportunity for hearing to have or to contain no habit-forming properties and not to have a dangerously toxic or hypnotic or somnifacient effect on the body of a human or animal; or (2) such compound, mixture, or preparation of amphetamine, desoxyephedrine, phenolethylamine, or their salts or derivatives shall be found and declared by rule or regulation duly promulgated by the Commissioners after reasonable public notice and opportunity for hearing to contain in addition to such drug or its salts and derivatives some other drug or drugs causing it to possess other than an excessively stimulating effect upon the central nervous system and to have no habit-forming properties or dangerously toxic effect upon the body of a human or animal.