Clinical trial Recruiting at 1 site Phase 3 Interventional Ages 18 to 70

Treatment for Graves' ophthalmopathy using simvastatin

Official title: Treatment of Graves´ophthalmopathy with Simvastatin (GO-S)

Run by Lund University · NCT03131726 · Data updated 2026-11-12

This study is testing if simvastatin can help people with mild to moderate Graves' ophthalmopathy avoid getting worse.

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years to 70 Years
SexAll
Enrollment80 (estimated)
SponsorLund University
Academic / other
Locations1 site (Malmö)
StatusRecruiting
StartedJanuary 26, 2018
Main results expectedJanuary 26, 2027
Study endsMarch 30, 2028
Registry record updatedSeptember 25, 2024
Trial IDNCT03131726 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18-70 with mild to moderate Graves' ophthalmopathy and specific clinical criteria.

Probably not a fit

Patients with severe Graves' ophthalmopathy or those who have previously received treatment for the condition may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This clinical trial evaluates the effectiveness of simvastatin in treating patients with mild to moderate Graves' ophthalmopathy. It is a multicenter, randomized study where participants will either receive simvastatin or no treatment, with the aim of preventing progression to severe disease. Patients will be monitored for signs of disease progression and may undergo various laboratory investigations to assess their condition. The trial includes specific withdrawal criteria to ensure patient safety and compliance.

Why it matters

Potential benefit: If successful, this treatment could provide a new therapeutic option for managing Graves' ophthalmopathy and preventing its progression.

How similar studies have gone: While the use of simvastatin for this condition is novel, other studies have explored similar approaches with varying degrees of success.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age 18-70 years
2. Active mild to moderate with at least one sign of mild GO (NO SPECS class 2a and b) with reference to Colour Atlas at EUGOGO website (www.eugogo.eu). Exophthalmos up to 24 mm with a disease duration of \<18 months (as recorded by the patient)
3. Graves´ disease with clinical and laboratory euthyroidism after stopping treatment with anti thyroid drugs (ATD), or 2 months treatment with ATD, or euthyroid 6 months after treatment with radioiodine, or euthyroid after total thyroidectomy. Clinical and laboratory euthyroidism is defined as normal fT4, fT3 and TSH below the upper limit of the local reference interval and no clinical symptoms or signs of hyperthyroidism. L-thyroxine is used to achieve euthyroidism during the study period.

Exclusion Criteria:

1. Pregnancy or breast-feeding
2. Previous treatment of Graves´ ophthalmopathy
3. Severe Graves ophthalmopathy requiring corticosteroid treatment, retrobulbar irradiation, orbital decompression surgery
4. Current or previous treatment with simvastatin or other statins (within 3 months)
5. Allergy (skin rash or systemic reactions) to statins
6. Congestive heart failure
7. Renal insufficiency (glomerular filtration rate \<60 ml/min)
8. ASAT or ALAT \> 2.5 times the upper limit of the local laboratory
9. Alcoholism as judged by local criteria
10. Coagulopathy including treatment with warfarin or new oral anti-coagulation drugs
11. Previous or current gastric ulcer
12. Inflammatory bowel disease diabetic retinopathy or nephropathy
13. Trauma within 10 days

Where it's running

  • Dpt. of Endocrinology, SUS Malmö
    Malmö, Sweden
    Recruiting

Study contacts

  • Principal investigator: Tereza Planck, MD, PhD — Lund University and Skåne University Hospital
  • Study coordinator: Tereza Planck, MD, PhD
  • Email: tereza.planck@med.lu.se
  • Phone: +46-733873399

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

  • Evaluating linsitinib for thyroid eye disease

    This study is testing if a new drug called linsitinib can help people with moderate to severe thyroid eye disease who haven't improved with other treatments.

    Recruiting at 2 sites Phase 2/3 Sling Therapeutics, Inc. · Miami, Florida and 1 other locations · NCT06112340

  • ETHY-001 safety and activity in Thyroid Eye Disease (TED)

    This study tests ETHY-001 versus placebo to see if it is safe, tolerable, and shows activity in people with thyroid eye disease.

    Recruiting at 2 sites Phase 1 Ethyreal Bio, Inc. · Orland Park, Illinois and 2 other locations · NCT07885605

  • AI-based MRI and ultrasound for thyroid-related eye disease

    This study tests an AI model using orbital MRI and eye ultrasound to help diagnose activity and severity of thyroid-associated ophthalmopathy and predict its course in adults.

    Recruiting Shanghai Changzheng Hospital · Shanghai, Huangpu District · NCT07716397

  • Tofacitinib for steroid‑resistant moderate-to-severe thyroid eye disease

    This will test whether taking oral tofacitinib (5 mg twice daily) for 24 weeks can reduce eye bulging and inflammation in adults with moderate-to-severe thyroid eye disease who don't respond to or cannot take high-dose steroids.

    Recruiting Phase 2 The First Affiliated Hospital of Xiamen University · Xiamen, Fujian · NCT07547930

  • Links between inflammation, thyroid antibodies, and retinal changes in Graves disease

    This study will see if blood markers of inflammation and thyroid antibodies are linked to retinal measurements from OCT in adults with Graves disease and in healthy adults.

    Recruiting Elazıg Fethi Sekin Sehir Hastanesi · Elâzığ, Elaziğ · NCT07480720

  • Atorvastatin and vitamin D for active thyroid eye disease

    This trial tests whether taking atorvastatin and/or vitamin D with usual care can reduce eye inflammation and bulging in adults with active thyroid eye disease.

    Recruiting Taipei Veterans General Hospital, Taiwan · Taipei, Taiwan · NCT07400757

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.