Anaphylaxis can cause severe itching, difficulty breathing, fainting, and abdominal pain. These symptoms usually begin about 30 minutes after coming into contact with an allergy trigger. First, call ...
Presenting signs and symptoms of anaphylaxis have been reviewed above. According to Kathleen A. Conboy-Ellis, RN, PhD, MHA, CPNP, [9] Asthma Educator and Consultant of St. Petersburg, Florida, once a ...