Aspirin and Hyperthyroidism - from FDA reports

Hyperthyroidism is found among people who take Aspirin, especially for people who are female, 60+ old , have been taking the drug for < 1 month, also take medication Lipitor, and have High blood cholesterol. This review analyzes which people have Hyperthyroidism with Aspirin. It is created by eHealthMe based on reports of 310,334 people who have side effects when taking Aspirin from FDA, and is updated regularly.

On Jul, 18, 2018

310,334 people reported to have side effects when taking Aspirin.
Among them, 299 people (0.1%) have Hyperthyroidism

Number of reports submitted per year:

Could Aspirin cause Hyperthyroidism?

Time on Aspirin when people have Hyperthyroidism *:

  • < 1 month: 33.33 %
  • 1 - 6 months: 22.22 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 11.11 %
  • 5 - 10 years: 33.33 %
  • 10+ years: 0.0 %

Gender of people who have Hyperthyroidism when taking Aspirin *:

  • female: 53.33 %
  • male: 46.67 %

Age of people who have Hyperthyroidism when taking Aspirin *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.81 %
  • 20-29: 0.4 %
  • 30-39: 2.42 %
  • 40-49: 16.94 %
  • 50-59: 16.94 %
  • 60+: 62.5 %

Top conditions involved for these people *:

  1. High Blood Cholesterol: 27 people, 9.03%
  2. Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 24 people, 8.03%
  3. Pain: 23 people, 7.69%
  4. Multiple Myeloma (cancer of the plasma cells): 23 people, 7.69%
  5. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 16 people, 5.35%

Top co-used drugs for these people *:

  1. Lipitor: 39 people, 13.04%
  2. Synthroid: 38 people, 12.71%
  3. Lasix: 37 people, 12.37%
  4. Omeprazole: 35 people, 11.71%
  5. Plavix: 33 people, 11.04%

Top other side effects for these people *:

  1. Weakness: 55 people, 18.39%
  2. Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 52 people, 17.39%
  3. Breathing Difficulty: 51 people, 17.06%
  4. Weight Decreased: 49 people, 16.39%
  5. Chest Pain: 47 people, 15.72%

* Approximation only. Some reports may have incomplete information.

What's next:

You could also:

Related studies


Aspirin has active ingredients of aspirin. It is often used in blood clots. (latest outcomes from Aspirin 317,745 users)


Hyperthyroidism (over activity of the thyroid gland) has been reported by people with atrial fibrillation/flutter, high blood pressure, hypothyroidism, osteoporosis, multiple sclerosis (latest reports from 12,439 Hyperthyroidism patients).

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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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