Zyrtec Dosage
Generic name: CETIRIZINE HYDROCHLORIDE 10mg
Dosage form: tablet, film coated
Drug class: Antihistamines
Medically reviewed by Drugs.com. Last updated on May 9, 2025.
| adults and children 6 years and over | one 10 mg tablet once daily; do not take more than one 10 mg tablet in 24 hours. A 5 mg product may be appropriate for less severe symptoms. |
| adults 65 years and over | ask a doctor |
| children under 6 years of age | ask a doctor |
| consumers with liver or kidney disease | ask a doctor |
Frequently asked questions
- Zyrtec vs Claritin: Which is more effective for allergies?
- Does Zyrtec cause weight gain?
- Can I take Allegra in the morning and Zyrtec in the evening?
- Can you take antihistamines when pregnant?
- I took Zyrtec for 1 year but have now stopped. How long does it stay in the body?
- Is Generic Zyrtec Available?
- Should cetirizine be taken at bedtime or upon awakening?
More about Zyrtec (cetirizine)
- Check interactions
- Compare alternatives
- Pricing & coupons
- Reviews (197)
- Drug images
- Latest FDA alerts (2)
- Side effects
- Patient tips
- During pregnancy
- Support group
- Drug class: antihistamines
- Breastfeeding
Patient resources
Other brands
Professional resources
Other brands
Aller-Tec, All Day Allergy, Quzyttir, All Day Allergy Children's, Aller-Tec Children's
Other formulations
Related treatment guides
See also:
Benadryl
Benadryl is an antihistamine and is used to treat sneezing, runny nose, itching and other ...
Claritin
Claritin is an antihistamine used to treat the symptoms of allergies, such as sneezing, watery ...
Xolair
Xolair injection (omalizumab) is used to reduce the risk of severe food allergy reactions ...
Fexofenadine
Fexofenadine is an antihistamine that may be used to treat allergies.
Doxepin
Doxepin systemic is used for anxiety, depression, insomnia, irritable bowel syndrome, major ...
Diphenhydramine
Diphenhydramine is an antihistamine used to treat sneezing, runny nose, itching, hives and other ...
Budesonide nasal
Budesonide nasal is used for allergic rhinitis, allergies
Prednisone
Prednisone is used to treat allergic disorders, ulcerative colitis, psoriasis and arthritis. Learn ...
Promethazine
Promethazine is a phenothiazine and antihistamine used to treat allergies, motion sickness, nausea ...
Dexamethasone
Dexamethasone is used to treat inflammatory conditions such as allergies, skin conditions ...
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
