Essentia Pulegii, B.P.C. Essence of Pennyroyal.

Botanical name: 
Mentha pulegium

Format explanation

Related entries: Oil of Pennyroyal

Oil of Pennyroyal 12.50 | 2 ½ fl. ounces
Alcohol ... to 100.00 | to 20 fl. ounces

Dissolve.
Dose.—6 to 12 decimils (0.6 to 1.2 milliliters) (10 to 20 minims).

The British Pharmaceutical Codex, 1911, was published by direction of the Council of the Pharmaceutical Society of Great Britain.