Two antihistamines, including Zyrtec, are under warning by the FDA after people reported “severe itching” after ceasing ...

The FDA warns that longtime users of popular allergy medications may experience "severe itching" after stopping use.

A teen was prescribed Minocycline for acne, but over six weeks, her body began to shut down. After eventually coding for 30 ...

Although the side effect is rare, the FDA said some patients experienced severe itching that required medical attention.

Alpha-gal syndrome was discovered because of unexpected severe drug reactions, including anaphylaxis, in some patients who took cetuximab, a cancer drug. A 2008 study found antibodies to alpha-gal ...

Dietary supplements marketed for joint pain and arthritis relief have been recalled because they contain drugs that can pose ...

An increasing number of HLA associations have been observed with drug-hypersensitivity reactions and it is crucial to understand the mechanisms involved in these reactions for both prognosis and ...

All medications, including chemotherapy drugs, have the potential to trigger allergic reactions. An allergic reaction occurs when your immune system sees the medication as threatening and overreacts.

Costa Rican authorities are considering the possibility that Brett Gardner’s 14-year-old son, Miller Gardner, died from an allergic reaction ... had a bad reaction to medication he was given ...

Jennifer Wallace was reacting badly to medication she takes for chronic pancreatitis. She broke out in hives, her heart ...