Cetirizine
| Use attributes for filter ! | |
| Molar mass | 388. 89 g/mol |
|---|---|
| Formula | C21H25ClN2O3 |
| Duration of action | ≥24 hours |
| Onset of action | 20–42 minutes |
| Elimination half-life | Mean: 8. 3 hours; Range: 6. 5–10 hours |
| Metabolism | Minimal (non-cytochrome P450-mediated) |
| Trade names | Zyrtec, others, Zyrtec, Incidal, others |
| Date of Reg. | |
| Date of Upd. | |
| ID | 2922094 |
About Cetirizine
Cetirizine, sold under the brand name Zyrtec among others, is a second-generation antihistamine used to treat allergic rhinitis, dermatitis, and urticaria. It is taken by mouth. Effects generally begin within an hour and last for about a day.