Back stiffness in Euthyrox - how severe and when it was recovered? (a real world drug study)

Summary:

We study how severe was Back stiffness, when it was recovered, drug effectiveness, race, and more among people who take Euthyrox (levothyroxine sodium). This phase IV clinical study is created by eHealthMe based on reports submitted to eHealthMe, and is updated regularly.

What is Euthyrox?

Euthyrox has active ingredients of levothyroxine sodium. It is often used in hypothyroidism. eHealthMe is studying from 8,740 Euthyrox users. Check the latest studies of Euthyrox.

What is Back stiffness?

Back stiffness is found to be associated with 9 conditions by eHealthMe. Check the latest studies of Back stiffness.



On Aug, 08, 2026

11 people who have Back stiffness while taking Euthyrox were studied.

Could Euthyrox cause Back stiffness?

Severity of Back stiffness *:

  • least: 9.09 %
  • moderate: 36.36 %
  • severe: 27.27 %
  • most severe: 27.27 %

When people recovered from Back stiffness *:

  • while on drug: 0.0 %
  • after off the drug: 14.29 %
  • not yet: 85.71 %

Effectiveness of Euthyrox *:

  • not at all: 0.0 %
  • somewhat: 0.0 %
  • moderate: 33.33 %
  • high: 33.33 %
  • very high: 33.33 %

Race of the people *:

  • African American, Non-Hispanic: 0.0 %
  • American Indian/Alaska Native: 0.0 %
  • Asian: 0.0 %
  • Hispanic: 10 %
  • Native Hawaiians/Pacific Islanders: 0.0 %
  • Two or more races: 0.0 %
  • White, Non-Hispanic: 90 %

Time on Euthyrox *:

  • < 1 month: 0.0 %
  • 1 - 6 months: 9.09 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 27.27 %
  • 5 - 10 years: 18.18 %
  • 10+ years: 45.45 %

Gender of people when taking Euthyrox *:

  • female: 90.91 %
  • male: 9.09 %

Age of people when taking Euthyrox *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 9.09 %
  • 30-39: 18.18 %
  • 40-49: 27.27 %
  • 50-59: 27.27 %
  • 60+: 18.18 %

Conditions people have *:

  1. Allergies: 4 people, 36.36%
  2. High Blood Cholesterol: 4 people, 36.36%
  3. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 3 people, 27.27%
  4. Stress And Anxiety: 2 people, 18.18%
  5. Fibromyalgia (a long-term condition which causes pain all over the body): 2 people, 18.18%
  6. Asthma: 1 person, 9.09%
  7. Asthma Aggravated: 1 person, 9.09%
  8. 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): 1 person, 9.09%
  9. Bipolar Disorder (mood disorder): 1 person, 9.09%
  10. Birth Control: 1 person, 9.09%

Other drugs people take besides Euthyrox *:

  1. Vitamin D3: 3 people, 27.27%
  2. Montelukast Sodium: 2 people, 18.18%
  3. Alprazolam: 2 people, 18.18%
  4. Omeprazole: 2 people, 18.18%
  5. Simvastatin: 2 people, 18.18%
  6. Sertraline: 2 people, 18.18%
  7. Bisoprolol Fumarate: 2 people, 18.18%
  8. Ferrous Fumarate: 1 person, 9.09%
  9. Lialda: 1 person, 9.09%
  10. Levocetirizine Dihydrochloride: 1 person, 9.09%

Other side effects people have besides Back stiffness *:

  1. Fatigue (feeling of tiredness): 3 people, 27.27%
  2. Stress And Anxiety: 2 people, 18.18%
  3. Wheezing (a high-pitched whistling sound made while you breath): 2 people, 18.18%
  4. Neck Pain: 2 people, 18.18%
  5. Insomnia (sleeplessness): 2 people, 18.18%
  6. Pain: 2 people, 18.18%
  7. Restless Leg Syndrome (a powerful urge to move your legs): 2 people, 18.18%
  8. Dry Skin: 2 people, 18.18%
  9. Muscle Aches (muscle pain): 2 people, 18.18%
  10. Leg Pain: 2 people, 18.18%

* Approximation only. Some reports may have incomplete information.

Do you take Euthyrox and have Back stiffness?

Check whether Back stiffness is associated with a drug or a condition

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.

Related studies

How the study uses the data?

The study is based on levothyroxine sodium (the active ingredients of Euthyrox). Other drugs that have the same active ingredients (e.g. generic drugs) are considered. Dosage of drugs is not considered in the study.

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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