Any material, compound, mixture, or preparation is included in Schedule III which contains any quantity of the following substances having a potential for abuse associated with a stimulant effect on the central nervous system:
             (1)      Benzphetamine;
             (2)      Chlorphentermine;
             (3)      Phendimetrazine;
             (4)      Ephedrine.

Source: SL 1970, ch 229, § 8 (c); SDCL Supp, § 39-17-62; SL 1977, ch 315, § 5; SL 1993, ch 247, § 3; SL 1995, ch 195, § 1; SL 1997, ch 202, § 1.