How does cetirizine work in the body?

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Tags

1. #substance
2. #treat
3. #works
4. #histamine
5. #class
6. #action
7. #cetirizine
8. #hives
9. #caused
10. #redness
11. #antihistamines
12. #allergic
13. #causes
14. #called
15. #other
16. #reactions
17. #itching
18. #blocking
19. #however
20. #medications
21. #prevent
22. #symptoms