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Average User Rating:
Zyrtec, 1.50 / 5 (2 votes)

Zyrtec Side Effects

zyrtec tablet bottle

Serious Side Effects of Zyrtec

  • rapid heart rate or irregular heartbeat
  • loss of strength
  • uncontrollable muscle movement or shaking (tremors)
  • feeling restless and having trouble sleeping
  • changes in vision or blurred vision
  • feeling confused
  • decrease in urination or not being able to urinate
  • symptoms of a serious allergic reaction including hives, rash, difficulty breathing, and swelling of the mouth, tongue, throat, or face

Common Side Effects of Zyrtec

  • Headache, fatigue, and dizziness are common side effects of Zyrtec.
  • Zyrtec may also cause dryness of the mouth, coughing, and sore throat.
  • Upset stomach or nausea, and changes in bowels, particularly constipation, may also occur while taking this medication.