a. Tests. The director shall place a substance in Schedule IV if he finds that the substance: (1) has low potential for abuse relative to the substances listed in Schedule III; (2) has currently accepted medical use in treatment in the United States; and (3) may lead to limited physical dependence or psychological dependence relative to the substances listed in Schedule III.
b. The controlled dangerous substances listed in this section are included in Schedule IV.
c. Any material, compound, mixture or preparation which contains any quantity of the following substances having a potential for abuse associated with a depressant effect on the central nervous system:
(2) Chloral betaine
(3) Chloral hydrate
d. The director may except by rule any compound, mixture, or preparation containing any depressant substance listed in subsection c. from the application of all or any part of this act if the compound, mixture or preparation contains one or more active medicinal ingredients not having a depressant effect on the central nervous system, and if the admixtures are included therein in combinations, quantity, proportion or concentration that vitiate the potential for abuse of the substances which have a depressant effect on the central nervous system.