Latin, Chrysarobinum (Gen., Chrysarobini)

Eng., Chrysarobin. A neutral principle extracted from Goa powder.

Form

A pale orange-yellow powder.

Odor And Taste

Odorless and tasteless.

Solubility

Very slightly soluble in water. Soluble in 85 parts of alcohol.

Average Dose

1/2 grain (0.03 Gm.).

Official Preparations.

Unguentum Chrysarobini

Eng., Chrysarobin Ointment. Chrysarobin, 6 Gm.; Benzoinated Lard, 94 Gm.

Therapeutic Action

Antiparasitic.

Uses

Principally in the treatment of skin diseases, as ringworm, psoriasis, etc.

Administration

Internally.-Seldom used.

Externally

It should be used with caution as it is a powerful irritant and is liable to cause dermatitis, and on the face, edema, also. It stains the skin a yellowish-brown. Some combinations are shown in the following:

In the treatment of tinea barbae:

M.

Sig

Apply thoroughly to scalp once daily.

In the treatment of psoriasis:

M.

Sig

Paint on affected parts.

1 Ohmann-Dumesnil: Diseases of the Skin.

2 Stelwagon: Diseases of the Skin.