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A Study to Evaluate the Safety, Tolerability, Pharmacodynamics, and Pharmacokinetics of RO7823653 in Participants With Diabetic Macular Edema (DME)

A Phase I, Multicenter, Open-Label, Multiple-Ascending Dose Study of the Safety, Tolerability, Pharmacodynamics, and Pharmacokinetics of RO7823653 Administered by Intravitreal Injection as Monotherapy and in Combination With Faricimab in Patients With Diabetic Macular Edema

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07425522
Enrollment
93
Registered
2026-02-23
Start date
2026-04-21
Completion date
2028-11-17
Last updated
2026-09-11

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 evaluate the safety, tolerability, Pharmacodynamics (PD), and Pharmacokinetics (PK) of multiple doses of RO7823653 in participants with DME, administered by intravitreal (IVT) injection as monotherapy and co-administered with faricimab.

Interventions

DRUGRO7823653

Participants will receive RO7823653 as an IVT injection per the schedule described in the protocol.

DRUGFaricimab

Participants will receive faricimab as an IVT injection per the schedule described in the protocol.

Sponsors

Genentech, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* Diagnosis of diabetes mellitus (type 1 or type 2), as defined by the World Health Organization (WHO) and/or American Diabetes Association * Glycated hemoglobin (HbA1c) \<= 12% * For study eye: Macular thickening secondary to DME involving the center of the fovea with central subfield thickness (CST) \>= 325 micrometers (µm) as measured by SD-OCT and BCVA of 65 to 35 letters

Exclusion criteria

* Currently untreated diabetes mellitus or previously untreated participants who initiated oral anti-diabetic medication or insulin within 90 days prior to Day 1 * Pregnant or breastfeeding, or intending to become pregnant during the study or within the timeframe in which contraception is required * Uncontrolled blood pressure * For Parts 1 and 2: Any history of ocular injection/implant therapy (e.g., anti-vascular endothelial growth factor agents (anti-VEGF), anti-VEGF/anti-angiopoietin-2 (Ang-2 agents), corticosteroids, device implant. * For Part 3: History of treatment with any of the following: Aflibercept 2 mg, ranibizumab, bevacizumab, or anti-VEGF biosimilars within 90 days prior to Day 1; Aflibercept 8 mg, brolucizumab, or faricimab within 120 days prior to Day 1; Triamcinolone acetonide (IVT, suprachoroidal, or periocular) within 120 days prior to Day 1; Dexamethasone intravitreal implant within 180 days prior to Day 1; Fluocinolone acetonide (FA) intravitreal implant within 3 years prior to Day 1; Device implant * History of uveitis, vitritis (grade trace or above), and/or scleritis in either eye * Active intraocular inflammation in either eye * Any previously documented or current proliferative diabetic retinopathy (PDR) in the study eye

Design outcomes

Primary

MeasureTime frame
Percentage of Participants With Ocular Adverse Events (AEs) and Systemic AEsUp to approximately 20 Weeks

Secondary

MeasureTime frame
Serum Concentrations of RO7823653Up to approximately 20 Weeks
Aqueous Humor Concentrations of RO7823653Up to approximately 20 Weeks
Percentage of Participants With Anti-Drug Antibodies (ADAs) to RO7823653Up to approximately 20 Weeks
Change From Baseline in Best-Corrected Visual Acuity (BCVA) ScoreUp to approximately 20 Weeks
Change From Baseline in Retinal ThicknessUp to approximately 20 Weeks
Recommended Dose of RO7823653Up to approximately 20 Weeks

Countries

United States

Contacts

CONTACTReference Study ID Number GR46431 https://forpatients.roche.com/ No attachments to email below.
global-roche-genentech-trials@gene.com888-662-6728 (U.S. and Canada)
CONTACTFastest response: use the inquiry form. https://www.gene.com/contact-us/submit-medical-inquiry
STUDY_DIRECTORClinical Trials

Genentech, Inc.

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Sep 12, 2026