Dispensatory

Part of speech: noun (n.)

A book or medicinal formulary containing a systematic description of drugs, and of preparations made from them. It is usually, but not always, distinguished from a pharmacopoeia in that it issued by private parties, and not by an official body or by government.

Part of speech: adjective (a.)

Granting, or authorized to grant, dispensations. "Dispensatory power." Bp. Rainbow.