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.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Shanghai General Hospital

    RECRUITING

    Shanghai, 200080, China

  • The Second Xiangya Hospital of Central South University

    RECRUITING

    Changsha, Hunan, China

  • West China Hospital of Sichuan University

    RECRUITING

    Chengdu, Sichuan, China

More trials for these conditions

Other studies related to the condition(s) this trial covers.