Life-threatening skin rashes are rare, but when they do occur, you must identify them and go to a doctor quickly. WebMD tells you what to look for.

Medically reviewed by Femi Aremu, PharmD Skin rashes can have many different causes, one of which is medications. The symptoms of drug-induced skin reactions can range from a mild itchy rash to ...

The condition is caused by toxic substances found in plants (phyto) that react with UV light (photo) to cause a burning, blistering, scaling, pigmented skin condition (dermatitis).