And the term encompasses an entire category of well-known ... antihistamines or pain medication. If your rash is severe, ...

By 24 hours, the rash covers the entire body. As the rash spreads, the individual may begin to feel better with a decreased fever. On or about the third day, the rash becomes raised bumps.

as well as systemic symptoms that affect the entire body. Erythrodermic psoriasis causes a rash that covers at least 75% of the body. The rash usually appears red on lighter skin tones and purple ...