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(also known as Cetirizine hydrochloride, Zirtek, Zynor, Zyrlex, Reactine, Benaday, Cetirizin, Virlix, Humex)
Cetirizine hydrochloride is a medication used for the treatment of allergies, hay fever, angioedema, and hives. It is a second-generation H1-receptor antagonist antihistamine and works by blocking H1 histamine receptors. It is a major metabolite of hydroxyzine, and has the same basic side effects, including dry mouth. more at Wikipedia

Treatment Success Rate
| Top 5 Communities | ||
| Condition | Members | Success |
| Environmental Allergies | 275 |
83% |
| Hives | 34 |
88% |
| Asthma | 16 |
100% |
| Food Allergies | 16 |
94% |
| Cystic Fibrosis | 5 |
100% |
Overall, 86% (366
Members)
find Zyrtec helpful


Zyrtec Reviews
Working / Worked
Zyrtec worked great. No longer need it.
Working / Worked
works better than allegra for me personally
Working / Worked
This has worked better than any other antihistamine!
Working / Worked
Works great at keeping my bronchitis bouts down.
Working / Worked
For the most part if I take this before we go out to eat if there is hidden corn in something it doesn't bother me too badly.
Working / Worked
So far so good
Working / Worked
works 70%. Keeps hives out of my mouth and throat. I have an epipen in case of anyphylaxis.
Working / Worked
works for awhile, then I build up a tolerance and have to stop it for a few months.
Working / Worked
Worked somewhat. Switched to Singulair today.
Working / Worked
Very good medication.
Showing 81 - 90 of 342 Reviews


Discussions
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Zyrtec ??
I feel really hyper yet sleepy, basically irritable, the first couple days of taking zyrtec the night before. I think I'll cut it to half a pill [More] -
Zyrtec ??
This is the first year I feel as if I ahve really gotten my allergies under control. I use flonase and take zyrtec. However, I have always found I am ... [More] -
Zyrtec ??
Hi I take zyrtec I wouldnt exactly say we can get hooked on zyrtec.I tried everything else my doctor prescribed some of the side effects were very bad... [More] -
Zyrtec ??
ive been on zyrtec d for YEARSSSSS. my allergies still bother me but thats from the weather change [More]





