Of a medicinal preparation: kept as a stock preparation by apothecaries or pharmacists (now rare); made to a standard prescribed in a pharmacopoeia…

Of or relating to a pharmacopoeia; specified by a pharmacopoeia.

Designating a medicinal or chemical preparation which is kept ready for use, or the vessel in which such a preparation is stored.

Medicine. Authorized as standard by a pharmacopoeia or formulary. Cf. officinal, adj. 1.

= pharmacopoeial, adj.