Mirena and Myositis - a phase IV clinical study of FDA data

Summary:

Myositis is reported as a side effect among people who take Mirena (levonorgestrel), especially for people who are female, 30-39 old, have been taking the drug for 1 - 6 months also take Nuvaring, and have Stress and anxiety.

The phase IV clinical study analyzes which people have Myositis when taking Mirena. It is created by eHealthMe based on reports of 143,466 people who have side effects when taking Mirena from the FDA, and is updated regularly.

What is Mirena?

Mirena has active ingredients of levonorgestrel. It is often used in birth control. eHealthMe is studying from 145,266 Mirena users. Check the latest studies of Mirena.

What is Myositis?

Myositis (inflammation of the muscles) is found to be associated with 828 drugs and 1,134 conditions by eHealthMe. Check the latest studies of Myositis.



On Jul, 05, 2026

143,466 people reported to have side effects when taking Mirena.
Among them, 12 people (0.01%) have Myositis.

Could Mirena cause Myositis?

Among these 12 people:

How long have people been on Mirena when they have Myositis? *

  • < 1 month: 0.0 %
  • 1 - 6 months: 66.67 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 33.33 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Myositis when taking Mirena? *

  • female: 100 %
  • male: 0.0 %

What is the age of people who have Myositis when taking Mirena? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 55.56 %
  • 40-49: 33.33 %
  • 50-59: 11.11 %
  • 60+: 0.0 %

What are other drugs people take besides Mirena? *

  1. Omeprazole: 2 people, 16.67%
  2. Aspirin: 2 people, 16.67%
  3. Nuvaring: 2 people, 16.67%
  4. Zometa: 1 person, 8.33%
  5. Aredia: 1 person, 8.33%
  6. Atenolol: 1 person, 8.33%
  7. Avelox: 1 person, 8.33%
  8. Cilostazol: 1 person, 8.33%
  9. Cipro: 1 person, 8.33%
  10. Folic Acid: 1 person, 8.33%

What are other side effects people have besides Myositis? *

  1. Muscle Spasms (muscle contraction): 5 people, 41.67%
  2. Muscle Aches (muscle pain): 5 people, 41.67%
  3. Joint Pain: 5 people, 41.67%
  4. Pain: 5 people, 41.67%
  5. Depression: 5 people, 41.67%
  6. Vaginal Bleeding: 4 people, 33.33%
  7. Joint Injury: 3 people, 25.00%
  8. Cellulitis (infection under the skin): 3 people, 25.00%
  9. Insomnia (sleeplessness): 3 people, 25.00%
  10. Osteoarthritis (a joint disease caused by cartilage loss in a joint): 3 people, 25.00%

What are the existing conditions these people have? *

  1. Urticaria (rash of round, red welts on the skin that itch intensely): 1 person, 8.33%
  2. Multiple Allergies (allergy to multiple agents): 1 person, 8.33%
  3. Blood Potassium Decreased: 1 person, 8.33%
  4. Bronchitis (inflammation of the mucous membrane in the bronchial tubes): 1 person, 8.33%
  5. Headache (pain in head): 1 person, 8.33%
  6. High Blood Cholesterol: 1 person, 8.33%
  7. High Blood Pressure: 1 person, 8.33%
  8. Hypercalcaemia (elevated calcium (ca+) level in the blood): 1 person, 8.33%
  9. Multiple Myeloma (cancer of the plasma cells): 1 person, 8.33%
  10. Stress And Anxiety: 1 person, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Mirena and have Myositis?

- Check whether Myositis is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously



Related studies:

Effectiveness of, long term effects of, and alternative drugs to Mirena:

Myositis treatments and more:

How severe was Myositis and when was it recovered:

Expand to all the drugs that have ingredients of levonorgestrel:

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Mirena:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all the drugs that are associated with Myositis:

Browse all the conditions that are associated with Myositis:

Related publications that referenced our studies


How the study uses the data?

The study uses data from the FDA. It is based on levonorgestrel (the active ingredients of Mirena) and Mirena (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

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 eHealthMe.com 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. Our phase IV clinical studies alone cannot establish cause-effect relationship. 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.

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



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