Acetaminophen and Anaphylaxis (expanded source)


Anaphylaxis is found among people who take Acetaminophen, especially for people who are female, 60+ old , have been taking the drug for < 1 month, also take medication Aspirin, and have High blood pressure. This study is created by eHealthMe based on reports of 75,293 people who have side effects when taking Acetaminophen from FDA, and is updated regularly.

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On Sep, 23, 2018

75,293 people reported to have side effects when taking Acetaminophen.
Among them, 491 people (0.65%) have Anaphylaxis


Number of reports submitted per year:

Could Acetaminophen cause Anaphylaxis?

Time on Acetaminophen when people have Anaphylaxis *:

Gender of people who have Anaphylaxis when taking Acetaminophen *:

  • female: 58.58 %
  • male: 41.42 %

Age of people who have Anaphylaxis when taking Acetaminophen *:

Top conditions involved for these people *:

  1. High Blood Pressure: 33 people, 6.72%
  2. Preventive Health Care: 17 people, 3.46%
  3. Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 13 people, 2.65%
  4. Fever: 12 people, 2.44%
  5. Upper Respiratory Tract Infection: 9 people, 1.83%

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

Top co-used drugs for these people *:

  1. Aspirin: 50 people, 10.18%
  2. Prednisolone: 30 people, 6.11%
  3. Ibuprofen: 30 people, 6.11%
  4. Furosemide: 26 people, 5.30%
  5. Simvastatin: 25 people, 5.09%

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

Top other side effects for these people *:

  1. Hypotension (abnormally low blood pressure): 77 people, 15.68%
  2. Breathing Difficulty: 56 people, 11.41%
  3. Urticaria (rash of round, red welts on the skin that itch intensely): 43 people, 8.76%
  4. Rashes (redness): 38 people, 7.74%
  5. Chest Pain: 34 people, 6.92%

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 Anaphylaxis while taking Acetaminophen?


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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You may report adverse side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).

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