Indicated for Sore throat, Boils, Diarrhea, Itching, Sinus problems. Mercurius vivus is a homeopathic remedy often used for sore throats with burning pain and a constant desire to swallow. There is often a metallic taste in the mouth with much salivation and much thirst. There can be stitching pain into the ear on swallowing. The stomach can be greatly relieved by drinking cold water. Diarrhea with much persistent urging and boils can also call for the remedy. This homeopathic remedy is made from mineral sources. Active ingredient: Mercurius vivus [HPUS]. Inactive ingredients: Sucrose/lactose pellets.