Top answers from doctors based on your search:
Disclaimer

how often can you take zyrtec

A male asked:
Dr. Al Hegab
Dr. Al Hegab answered
40 years experience Allergy and Immunology
Depends: on the condition, some would take it for years, but if you need it for long, better run it by tour doctor, best wishes

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
24/7 visits
$15 per month
A 33-year-old member asked:
Dr. Michael Zacharisen
33 years experience Allergy and Immunology
Probably: Although the usual dose of zyrtec (cetirizine) for an adult is 10 mg daily, under the direction of a physician, some patients may need more. It would ... Read More
Dr. John Chiu
Dr. John Chiu answered
57 years experience Allergy and Immunology
Yes: Most people can tolerate doubling the dose. In fact , we use even higher doses for those with hives.
A 36-year-old female asked:
Dr. Al Hegab
Dr. Al Hegab answered
40 years experience Allergy and Immunology
Yes: that if you meant: morning -after, emergency contraception pill
Dr. Richard Zimon
59 years experience Internal Medicine
Yes: you can Hope this is helpful Dr Z
Dr. John Chiu
Dr. John Chiu answered
57 years experience Allergy and Immunology
Yes: There is no known drug interaction.
A 24-year-old female asked:
Dr. Ronald Ward
Specializes in ENT and Head and Neck Surgery
Zyrtec: try to space 12 hours apart. get Flonase
1
1 thank
A female asked:
Dr. Carey Check
A Verified Doctor answered
A US doctor answered Learn more
Wait: Medication can lose it's effectiveness past expiration date, but I would not expect it to not be effective at all; especially if only 18 months expire ... Read More
A 49-year-old member asked:
Dr. Andrew Murphy
29 years experience Allergy and Immunology
Follow Directions: The directions for taking zyrtec (cetirizine) are on the bottle. One should not exceed these dosing recommendations.
A 49-year-old member asked:
Dr. Richard Wasserman
44 years experience Allergy and Immunology
Zyrtec (cetirizine) use: Zyrtec (cetirizine) can be taken daily indefinitely, there are no long term side effects from accumulated drug.
4
4 thanks
A 46-year-old member asked:
Dr. John Chiu
Dr. John Chiu answered
57 years experience Allergy and Immunology
Yes: It is safe if you need to take it twice daily. Do note that you may get drowsy from it.
2
2 thanks
A 37-year-old member asked:
Dr. John Norvell
21 years experience Allergy and Immunology
Most likely: If you are taking zyrtec (cetirizine) once a day and it does not make you significantly sleepy, you will be fine. A number of conditions are treated ... Read More
1
1 thank
A 34-year-old member asked:
Dr. Brian Affleck
30 years experience ENT and Head and Neck Surgery
Zyrtec (cetirizine): The recommended dosage is 10mg once a day. More than that is considered an overdose and would not be recommended.

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Personalized answers
Free
Talk to a doctor
24/7 visits
$15 per month