Is it safe to take antihistamines long term?

Related questions

1. Can Singulair and xyzal be taken together?
2. Is it OK to take antihistamines every day?
3. Can xyzal cause anxiety?
4. Can I take Xyzal in the morning?
5. How long does it take for xyzal to get out of your system?
6. How long does it take for xyzal to leave your system?

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4. #benadryl
5. #there
6. #effects
7. #treatment
8. #medications
9. #drugs
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11. #allergy
12. #antihistamines
13. #whenever