Latin, Physostigma

Eng., Physostigma. Synonyms, Calabar Bean, Ordeal Bean. The ripe dried seeds of Physostigma vene-nosum.

Average Dose

1 l/2 grains (0.1 Gm.).

Official Preparations and Constituent.

Extractum Physostigmatis

Eng., Extract of Physostigrma. A powder. Average Dose.-1/8 grain (0.008 Gm.).

Tinctura Physostigmatis

Eng., Tincture of Physostigma. Represents 10 per cent. of the drug.

Average Dose

15 minims (1 mil).

Physostigminae Salicylas

Eng., Physostigmine Salicylate. Synonym, Eserine Salicylate. The Salicylate of an alkaloid obtained from Physostigma.

Average Dose

1/60 grain (0.001 Gm.).

Therapeutic Action

Myotic and peristaltic.

Uses

The salt of Physostigmine is used to contract the pupils in the treatment of various eye conditions, and to produce purgation and combat intestinal distention, particularly after abdominal operations and in peritonitis, eclampsia, etc.

Administration

The Salicylate of Physostigmine is frequently employed by the physician hypodermically or otherwise, but is not often prescribed.