Zyrtec and Weight Gain

Common side effects for Zyrtec include drowsiness, tiredness, and dry mouth.  If any of these effects persist or worsen, tell your doctor or pharmacist promptly. If your doctor has prescribed this medication, remember that he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

Zyrtec Drug Information

  • What is An Antihistamine?
    Like Zyrtec and Claritin, Allegra is a second-generation antihistamine. Find out how the drugs work and their side effects.
  • bottle of Zyrtec antihistamine syrup, allergy medicine
    Zyrtec Drug Information
    Find information on why Zyrtec is prescribed, what side effects are associated with the drug and special warnings about the use of Zyrtec.
  • drowsy man yawning
    Zyrtec Side Effects
    Drowsiness, fatigue and dry mouth may occur. In children, stomach pain and vomiting may occur.
  • Pill Containers
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