No: should be at least 3 - 5 days off any antihistamines, and the like medicines, even nasal or eye drops. Use saline nasal washes and OTC steroid nasal sprays if you have nasal problem, till done with the testing, good luck
Answered 3/7/2017
777 views
A doctor has provided 1 answer
A doctor has provided 1 answer
7 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question