Evaluating doxycycline for treating Thyroid Associated Ophthalmopathy
Official title: A Multi-model Image to Evaluate the Efficacy of Doxycycline in Thyroid Associated Ophthalmopathy
Run by Sun Yat-sen University · NCT05112211 · Data updated 2026-11-12
This study is testing if doxycycline can help people with Thyroid Associated Ophthalmopathy feel better and improve their eye symptoms.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years to 70 Years |
| Sex | All |
| Enrollment | 20 (estimated) |
| Sponsor | Sun Yat-sen University Academic / other |
| Locations | 1 site (Guangzhou, Guangdong) |
| Status | Recruiting |
| Started | January 1, 2022 |
| Main results expected | December 1, 2025 |
| Study ends | December 1, 2026 |
| Registry record updated | November 22, 2023 |
| Trial ID | NCT05112211 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults aged 18-70 diagnosed with Thyroid Associated Ophthalmopathy.
✕Probably not a fit
Patients with sight-threatening TAO or those who are allergic to tetracycline 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 study evaluates the effectiveness of doxycycline in treating Thyroid Associated Ophthalmopathy (TAO) using multi-modal imaging techniques. TAO is an autoimmune condition that leads to the enlargement of extraocular muscles and increased orbital fat, affecting visual function and appearance. The study aims to provide more accurate measurements of treatment outcomes compared to traditional subjective methods. Participants will be monitored for changes in symptoms and imaging results over the course of the treatment.
Why it matters
Potential benefit: If successful, this study could provide a new effective treatment option for patients suffering from Thyroid Associated Ophthalmopathy.
How similar studies have gone: While the use of doxycycline in this context is relatively novel, similar studies have shown promising results in treating other autoimmune conditions.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Informed consent * Age 18-70 years old * Diagnosed with TAO Exclusion Criteria: * Sight-threatening TAO with dysthyroid optic neuropathy * Allergy of tetracycline * Have contraindications of MRI(metal pacemaker, fake teeth, foreign body and other materials which will disturb the examination)
Where it's running
-
Zhongshan Ophthalmic Center
Guangzhou, Guangdong, China Recruiting
Study contacts
- Principal investigator: Dan Liang — Zhongshan Ophthalmic Center, Sun Yat-sen University
- Study coordinator: Dan Liang
- Email: liangdan@gzzoc.com
- Phone: (86)-87330402
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.