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Dose Ranging Study of an Ocular Sirolimus (Rapamycin) Formulation in Patients With Diabetic Macular Edema

A Phase 2, Randomized, Double-Masked, Placebo-Controlled, Dose-Ranging Clinical Study to Assess the Safety and Efficacy of Subconjunctival Injections of Sirolimus in Patients With Diabetic Macular Edema Secondary to Diabetic Retinopathy

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00656643
Enrollment
131
Registered
2008-04-11
Start date
2008-06-30
Completion date
2012-05-31
Last updated
2013-01-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Diabetic Macular Edema

Brief summary

The purpose of this study is to determine the safety and efficacy of an ocular sirolimus (rapamycin) formulation at various doses in patients with diabetic macular edema.

Interventions

DRUGSirolimus

Two subconjunctival injections of 440 micrograms sirolimus each.

DRUGPlacebo

Two subconjunctival injections of placebo.

Sponsors

MacuSight, Inc.
CollaboratorINDUSTRY
Santen Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

include but are not limited to: * Diagnosed with diabetes mellitus * Macular edema secondary to diabetic retinopathy * Visual acuity of 20/40 to 20/200 in study eye

Exclusion criteria

include but are not limited to: * Any other ocular disease that could compromise vision in the study eye * Any of the following treatments to the study eye within 90 days prior to study start: intravitreal injections; posterior subtenons steroids; focal/grid macular photocoagulation; intraocular surgery * Capsulotomy of the study eye within 30 days prior to study start

Design outcomes

Primary

MeasureTime frame
Best-corrected visual acuity by ETDRS180 days

Secondary

MeasureTime frame
Foveal central subfield thickness as determined by OCT180 days
Safety across dose groups versus placebo180 days

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026