A member asked:

Is it effective to take allegra 4 days a week and zyrtec 3 days a week?

A doctor has provided 1 answer
Dr. John Chiu answered

Depends: Although they are theoretically similar, these two may work differently for each person. There is no advantage in alternating these drugs if they work equally well for you. In case of itching, Zyrtec may possibly be a better choice.

Answered 10/14/2016

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Related Questions

A member asked:

Is it ok to take a zyrtec after taking a allegra (fexofenadine)?

A doctor has provided 1 answer