What Are Hives and Angioedema? Symptoms

Screening and diagnosis
... It''s sometimes impossible to determine the cause of hives or angioedema. Your doctor will begin by asking you about your medical history. This may include asking you to create a detailed diary of exp...

What Are Hives and Angioedema? Prevention

Prevention
... To lower the likelihood of experiencing hives or angioedema, take the following precautions: Avoid known triggers. These may include certain foods or medications, or situations, such as temperature ex...

What Are Hives and Angioedema? Treatment

Complications
... Hives and angioedema can, at the least, cause itching and discomfort. In more serious cases — when swelling occurs inside your mouth or throat — complications can include difficulty breath...

Treatment
... If your symptoms are mild, you may not need treatment. The standard treatment for hives and angioedema is antihistamines, which block the symptom-producing release of histamine. These include: Nonpres...