Side Effects of Zyrtec-D (Cont.)

Serious Side Effects of Zyrtec-D

Some side effects with Zyrtec-D, while occurring infrequently, are potentially serious and should be reported immediately to your healthcare provider. These include but are not limited to:
 
  • Wheezing or other breathing problems
  • High blood pressure (hypertension)
  • An irregular heart rhythm (arrhythmia) or rapid heart rate (tachycardia)
  • Feelings of a forcefully or rapidly beating heart (known as heart palpitations)
  • Chest pain
  • Seizures
  • Difficulty passing urine
  • Anxiety
  • Hallucinations
  • Increased liver enzymes
  • Signs of an allergic reaction, such as:
 
    • An unexplained rash
    • Hives
    • Itching
    • Unexplained swelling, especially of the lips, mouth, or throat.
 

Final Thoughts on Side Effects of Zyrtec-D

You may experience some or none of the side effects of Zyrtec-D listed in this article. Unfortunately, there is no way for your healthcare provider to know beforehand if you will have side effects from a medicine that you have never tried. Therefore, make sure to let your healthcare provider know if you develop any side effects while taking the drug. Also, let your healthcare provider know if you develop something that "just does not seem right." While it may not be a Zyrtec-D side effects, your healthcare provider will be able to diagnose and treat the problem.
 
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Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD;