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Review: could Synthroid cause Teeth grinding (Bruxism)?

Summary: Teeth grinding is found among people who take Synthroid, especially for people who are female, 50-59 old, also take medication Fosamax, and have Osteoporosis.

We study 89,006 people who have side effects while taking Synthroid from FDA and social media. Among them, 103 have Teeth grinding. Find out below who they are, when they have Teeth grinding and more.

You are not alone: join a support group for people who take Synthroid and have Teeth grinding >>>



Synthroid has active ingredients of levothyroxine sodium. It is often used in hypothyroidism. (latest outcomes from 93,858 Synthroid users)

Teeth grinding

Teeth grinding (habitual grinding of the teeth, typically during sleep) has been reported by people with osteoporosis, depression, stress and anxiety, osteopenia, attention deficit hyperactivity disorder. (latest reports from 2,529 Teeth grinding patients)

On Apr, 8, 2015: 88,994 people reported to have side effects when taking Synthroid. Among them, 103 people (0.12%) have Teeth Grinding.

Trend of Teeth grinding in Synthroid reports

Time on Synthroid when people have Teeth grinding * :

< 1 month1 - 6 months6 - 12 months1 - 2 years2 - 5 years5 - 10 years10+ years
Teeth grinding0.00%0.00%0.00%0.00%0.00%33.33%66.67%

Gender of people who have Teeth grinding when taking Synthroid * :

Teeth grinding95.15%4.85%

Age of people who have Teeth grinding when taking Synthroid * :

Teeth grinding0.00%0.00%0.00%1.14%3.41%17.05%61.36%17.05%

Severity of Teeth grinding when taking Synthroid ** :

leastmoderateseveremost severe
Teeth grinding0.00%25.00%75.00%0.00%

How people recovered from Teeth grinding ** :

while on the drugafter off the drugnot yet
Teeth grinding0.00%0.00%100.00%

Top conditions involved for these people * :

  1. Osteoporosis (35 people, 33.98%)
  2. Hypothyroidism (30 people, 29.13%)
  3. Hypertension (19 people, 18.45%)
  4. Osteopenia (12 people, 11.65%)
  5. Autoimmune thyroiditis (11 people, 10.68%)

Top co-used drugs for these people * :

  1. Fosamax (42 people, 40.78%)
  2. Taxol (17 people, 16.50%)
  3. Herceptin (17 people, 16.50%)
  4. Zometa (17 people, 16.50%)
  5. Aredia (17 people, 16.50%)

* 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.

Do you have Teeth Grinding while taking Synthroid?




You are not alone! Join a support group on :
- support group for people who take Synthroid and have Teeth Grinding
- support group for people who take Synthroid

Drugs in real world that are associated with:

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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.

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