Many kids are spending a lot of unnecessary time under observation in a hospital following a sudden allergic emergency, a new study concludes. About 17% of kids are admitted for overnight observation ...

An injectable drug used for decades to treat asthma substantially reduced potentially life-threatening reactions in children with an allergy who were exposed to trace amounts of peanuts, eggs, milk ...

After receiving an injection, some people experience symptoms at the injection site on the skin. This reaction is a common adverse effect of vaccines, Botox injections, biologics, and chemotherapy.

A study led by Johns Hopkins Children's Center shows omalizumab—an injectable, Food and Drug Administration-approved medication for treating asthma and other allergic conditions—substantially reduced ...

The U.S. Food and Drug Administration approved a new nasal spray on Friday to treat emergency allergic reactions in adults and children — the first injection-free alternative to shots like EpiPen. The ...

Leqvio (inclisiran) may cause injection site reactions, including bruising, pain, discoloration, itchiness, and a burning or prickling sensation at the injection site. In addition to injection site ...