Claritin and Weight decreased - from FDA reports

Weight decreased is found among people who take Claritin, especially for people who are female, 60+ old , have been taking the drug for 10+ years, also take medication Prilosec, and have Pain. This study is created by eHealthMe based on reports of 50,344 people who have side effects when taking Claritin from FDA, and is updated regularly.

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On Oct, 17, 2018

50,344 people reported to have side effects when taking Claritin.
Among them, 1,043 people (2.07%) have Weight decreased

Number of reports submitted per year:

Could Claritin cause Weight decreased?

Time on Claritin when people have Weight decreased *:

  • < 1 month: 23.53 %
  • 1 - 6 months: 5.88 %
  • 6 - 12 months: 17.65 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 17.65 %
  • 5 - 10 years: 5.88 %
  • 10+ years: 29.41 %

Gender of people who have Weight decreased when taking Claritin *:

  • female: 62.87 %
  • male: 37.13 %

Age of people who have Weight decreased when taking Claritin *:

  • 0-1: 0.0 %
  • 2-9: 2.4 %
  • 10-19: 5.27 %
  • 20-29: 3.95 %
  • 30-39: 8.98 %
  • 40-49: 12.93 %
  • 50-59: 20.12 %
  • 60+: 46.35 %

Top conditions involved for these people *:

  1. Pain: 99 people, 9.49%
  2. Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 90 people, 8.63%
  3. Hypersensitivity: 69 people, 6.62%
  4. Multiple Myeloma (cancer of the plasma cells): 59 people, 5.66%
  5. High Blood Pressure: 57 people, 5.47%

Click here to view more results or personalize the results to your gender and age

Top co-used drugs for these people *:

  1. Prilosec: 138 people, 13.23%
  2. Flonase: 137 people, 13.14%
  3. Synthroid: 117 people, 11.22%
  4. Ambien: 115 people, 11.03%
  5. Lasix: 110 people, 10.55%

Click here to view more results or personalize the results to your gender and age

Top other side effects for these people *:

  1. Fatigue (feeling of tiredness): 282 people, 27.04%
  2. Nausea (feeling of having an urge to vomit): 279 people, 26.75%
  3. Weakness: 237 people, 22.72%
  4. Diarrhea: 222 people, 21.28%
  5. Stress And Anxiety: 218 people, 20.90%

Click here to view more results or personalize the results to your gender and age

* Approximation only. Some reports may have incomplete information.

FDA reports used in this study

Do you have Weight decreased while taking Claritin?

You are not alone:

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NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

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DISCLAIMER: All material available on 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, and has not been supported by scientific studies or clinical trials unless otherwise stated. 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.

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