Med. Prop. and Action. Alterative; but it is too irritating for internal use. It has been used as an errhine. Dose, as an alterative, from gr. 1/4 to 1/2; emetic, gr. iv. - v.
Very limited. It has been given as an emetic in cases of Swelled Testicle, to promote absorption by-its nauseating and emetic action. As an errhine, it has been administered in Chronic Ophthalmia, and affections of the Brain, as incipient Hydrocephalus; as an alterative, it has been given in Lepra, Psoriasis, and other scaly diseases. (Pereira.)