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Review: could Tysabri cause Tooth infection?

Summary: Tooth infection could be caused by Tysabri, especially for people who are female, 40-49 old, have been taking the drug for 1 - 2 years, also take Avonex, and have Multiple sclerosis.

We study 97,520 people who have side effects while taking Tysabri from FDA and social media. Among them, 274 have Tooth infection. Find out below who they are, when they have Tooth infection and more.

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Tysabri (latest outcomes from 97,659 users) has active ingredients of natalizumab. It is often used in multiple sclerosis.

Tooth infection

Tooth infection (pus formation in tooth) (latest reports from 102,272 patients) has been reported by people with osteoporosis, rheumatoid arthritis, osteopenia, metastases to bone, high blood pressure.

On Apr, 17, 2014: 97,520 people reported to have side effects when taking Tysabri. Among them, 274 people (0.28%) have Tooth Infection. They amount to 0.27% of all the 102,262 people who have Tooth Infection on eHealthMe.

Trend of Tooth infection in Tysabri reports

Time on Tysabri when people have Tooth infection * :

< 1 month1 - 6 months6 - 12 months1 - 2 years2 - 5 years5 - 10 years10+ years
Tooth infection5.63%18.31%21.13%26.76%25.35%2.82%0.00%

Gender of people who have Tooth infection when taking Tysabri * :

Tooth infection85.49%14.51%

Age of people who have Tooth infection when taking Tysabri * :

Tooth infection0.00%0.00%0.00%9.18%15.65%35.03%31.63%8.50%

Severity of Tooth infection when taking Tysabri ** :


How people recovered from Tooth infection ** :


Top conditions involved for these people * :

  1. Multiple sclerosis (274 people, 100.00%)
  2. Crohn's disease (7 people, 2.55%)
  3. Hypertension (4 people, 1.46%)
  4. Fibromyalgia (2 people, 0.73%)
  5. Balance disorder (1 people, 0.36%)

Top co-used drugs for these people * :

  1. Avonex (52 people, 18.98%)
  2. Benadryl (7 people, 2.55%)
  3. Albuterol (3 people, 1.09%)
  4. Esomeprazole (2 people, 0.73%)
  5. Multi-vitamin (2 people, 0.73%)

* Approximation only. Some reports may have incomplete information.

** Reports from social media are used.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

Related topic: Tysabri, Tooth infection

You can also:

On eHealthMe, Tysabri (natalizumab) is often used for multiple sclerosis. Find out below the conditions Tysabri is used for, how effective it is, and any alternative drugs that you can use to treat those same conditions.

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Other drugs that are used to treat the same conditions:

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More questions for: Tysabri, Tooth infection

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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.

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 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.

You may report adverse side effects to the FDA at or 1-800-FDA-1088 (1-800-332-1088).

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

Related study

- Tysabri side effects


Related symptom

- Tooth Infection



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