This section is from the book "A Practitioner's Handbook Of Materia Medica And Therapeutics", by Thos. S. Blair. Also available from Amazon: A Practitioner's handbook of Materia Medica and Therapeutics.
Eserine, Physostigmine. This substance and its sulphate are used to restore normal optic conditions after the induction of mydriasis. One grain to the ounce of distilled water, dropping I 11l three or four times a day into the eye. Internally, I - I 50 to 1-3D gr. very cautiously. See Physostigma.