Zyrtec hives relief vs. Ranitidine: side effect and effectiveness comparison (a real world drug study)

Summary:

We compare the side effects and drug effectiveness of Zyrtec hives relief and Ranitidine. The phase IV clinical study is created by eHealthMe based on reports (from sources including the FDA) of 424,927 people who take Zyrtec hives relief and Ranitidine, and is updated regularly.

What is Zyrtec hives relief?

Zyrtec hives relief has active ingredients of cetirizine hydrochloride. It is often used in hives. eHealthMe is studying from 38 Zyrtec hives relief users. Check the latest studies of Zyrtec hives relief.

What is Ranitidine?

Ranitidine has active ingredients of ranitidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 234,475 Ranitidine users. Check the latest studies of Ranitidine.



On Jul, 19, 2026

424,927 people who take Zyrtec hives relief and Ranitidine are studied.

Zyrtec hives relief vs Ranitidine drug comparison reports.

Drugs being compared in this study:

  • Zyrtec Hives Relief (cetirizine hydrochloride)
  • Ranitidine (ranitidine)

Most common side effects of the drugs, overall:

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Most common side effects of the drugs, in long term (1+ years) use:

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Drug effectiveness:

Zyrtec Hives Relief:

  • not at all: 2.0 %
  • somewhat: 15.97 %
  • moderate: 35.78 %
  • high: 33.94 %
  • very high: 12.31 %

Ranitidine:

  • not at all: 0.97 %
  • somewhat: 16.7 %
  • moderate: 30.67 %
  • high: 23.81 %
  • very high: 27.86 %

Want to compare Zyrtec hives relief with Ranitidine?

- Personalize this study to your gender and age (0-99+)

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.



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Alternative drugs to, pros and cons of:

Browse all side effects of Zyrtec hives relief:

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Browse all side effects of Ranitidine:

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How the study uses the data?

The study is based on cetirizine hydrochloride and ranitidine (the active ingredients of Zyrtec hives relief and Ranitidine, respectively). Other drugs that have the same active ingredients (e.g. generic drugs or brand names) are also considered. Dosage of drugs is not considered in the study.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.



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