Drug rashes can be an unwanted side effect of many medications. Learn which medications can cause these skin reactions.

They might be red or filled with clear liquid ... not just topical ones you apply to your skin. Drug rashes can range from mild to severe. In severe cases, you may need emergency medical attention.

What it looks like: Drug rashes are usually speckled, itchy, and red, and can cover large areas of skin. They can appear days to weeks after taking medication. Other symptoms to note: Drug rashes ...

Whether your rash is itchy, bumpy, red or blistering, it's important to know what's causing it — and how serious it is. But ...

Medically reviewed by Susan Bard, MD An itchy rash with blisters can be caused by an allergic reaction; an autoimmune disorder; a bacterial, fungal, or viral infection; and trauma to the skin.

Eczema is a common skin condition that can cause swelling ... similar to the untrained eye — they both appear to be red scaly rashes initially, and in mild cases, the treatments can be very ...