Usually restricted to areas of skin contact. Contact urticaria, (nonimmunologic) Seconds to minutes Minutes to hours Toxin-mediated. Immediate reaction, with urticaria, erythema, edema ...

Contact urticaria can be nonimmunological, as seen with nettles, which rapidly cause painful papules due to the release of histamine, acetylcholine, and 5-hydroxytryptophan. In some cases ...

The Organising Committee is delighted to announce the seventh edition of the EAACI-ESCD Skin Allergy Meeting (SAM), Europe’s leading event dedicated to skin allergies. This year, SAM 2025 will take ...

In October 2022, she began experiencing hives when her skin came into contact with water. Her reactions were sometimes so ...

Zevra to receive a 2025 New Treatment Award for MIPLYFFA™ at the 21st Annual WORLDSymposiumEight abstracts discussing data and clinical ...

Active ingredients typically include N,N-diethyl-meta-toluamide (DEET) or picaridin. Reactions to topical repellents have ranged from contact dermatitis to urticaria. Exposure to DEET can produce ...

Medically reviewed by Brendan Camp, MD Hives and eczema are two of the most common skin disorders. Hives, clinically known as ...

Symptoms usually start minutes after coming into contact with something you're allergic ... The best way to treat cold urticaria is to avoid being cold. But the most common treatment is with ...

Allakos, Bay Area biotech firm based in San Carlos, is laying off 75% of its staff and eyeing a shutdown after its clinical stage drug failed a trial.

Chloe Ramsay began suffering allergies at six months old, but never expected she'd one day be unable to take showers or stand ...

New research published in the journal Science uncovers how scratching aggravates inflammation and swelling in a mouse model ...

Constantly scratching and picking at an itchy rash really does make it worse. But why? According to newly released research ...