The pains are throbbing or sharp, and when at their acme vomiting occurs, which is apt to be copious, bitter or sour. Especially characteristic is vomiting of matters so sour that the teeth are set on edge. The headache of Iris is aggravat…

It is especially suitable to women who menstruate too freely. Belladonna may easily be differentiated by the following points: It has hot head, more throbbing, flushed face and cold feet, and the pain coming up from the occiput is not so m…