New pill could replace eye injections for Diabetes-Related vision loss

NCT ID NCT04187443

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This early-stage trial tests an oral drug called MS-553 in 45 people with diabetic macular edema, a condition that causes vision loss in people with diabetes. Participants take the drug daily for 8 weeks. The main goal is to check safety, but researchers will also measure changes in retinal swelling and vision. If safe, larger studies could follow.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

MS-553 (oral drug)

What this could lead to

If successful, this could point toward a new oral treatment option for diabetic macular edema, potentially reducing the need for eye injections.

What could go wrong

This is an early Phase 1 trial with only 45 people, focused on safety. It is too small and early to know if the drug will work or be safe long-term.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

diabetic macular edema diabetic retinopathy Macular Edema macular retinal edema

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Shanghai General Hospital

    RECRUITING

    Shanghai, 200080, China

    Contact

    Contact

  • The Second Xiangya Hospital of Central South University

    RECRUITING

    Changsha, Hunan, China

  • West China Hospital of Sichuan University

    RECRUITING

    Chengdu, Sichuan, China