Cetirizine
Administration
- Type: Histamine H1 Antagonist, Second Generation
- Dosage Forms: 5mg, 10mg tabs
- Routes of Administration: PO, IV
- Common Trade Names: Zyrtec
Adult Dosing
Anaphylaxis
- 10mg IV
Pediatric Dosing
Anaphylaxis
- >11 years old: 10mg IV
- 6-11 years old: 5-10 mg IV
- 6 mo - 5 years: 2.5 mg IV
Special Populations
Pregnancy Rating
Lactation risk
Renal Dosing
- Adult:
- Pediatric:
Hepatic Dosing
- Adult:
- Pediatric:
Contraindications
- Allergy to class/drug
Adverse Reactions
Serious
Common
Pharmacology
- Half-life:
- Metabolism:
- Excretion:
Mechanism of Action
Comments
- IV and oral are same dosage
Indications by Condition
The following table is automatically generated from disease/condition pages across WikEM.
| Indication | Dose | Context | Route | Population |
|---|---|---|---|---|
| Acute allergic reaction | 10mg | H1 antagonist; less sedating alternative | IV/PO | Adult |
| Acute allergic reaction | 5-10mg IV (6-11yo); 2.5mg IV (6mo-5yo) | H1 antagonist; less sedating alternative | IV | Pediatric |