U.S. doctors online nowAsk doctors free
IL
A 46-year-old male asked:

i used to take 1 claritin/day. since it stopped working, i started with 1 allegra (fexofenadine) 180 mg. this works for only 3-4 hours. any advice?

1 doctor answer2 doctors weighed in
Dr. Hushang Haghighat
Specializes in Pediatric Hematology and Oncology
Change: You go back to Claritin (loratadine) if was working .

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
24/7 visits
$15 per month

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
24/7 visits
$15 per month
Last updated Dec 20, 2015

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.