Depends: Otc antihistamines are effective at treating mild allergic reactions. If the reaction included respiratory/chest symptoms, GI symptoms, lightheaded, near fainting then it's a good idea to discuss with your doctor or an allergist to identify the trigger and prepare an action plan so it doesn't happen again.
Answered 6/10/2014
5.2k views
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
7 doctors weighed in across 4 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question