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The study for the effect of intravitreous injection of ranibizumab (product name: Lucentis) and subthreshold laser photocoagulation on diabetic macular edema

The study for the effect of intravitreous injection of ranibizumab (product name: Lucentis) and subthreshold laser photocoagulation on diabetic macular edema - The study for the effect of combination therapy of intravitreous injection of ranibizumab and subthreshold laser photocoagulation on diabetic macular edema

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000017037
Enrollment
100
Registered
2015-04-20
Start date
2015-04-23
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

diabetic macular edema

Interventions

Intravitreous injection of ranibizumab Patients receive 3 initial consecutive monthly injections of ranibizumab. Additional injections are performed as needed. Combination therapy of intravitreous

Sponsors

Jichi Medica University, Saitama Medical Center
Lead Sponsor
Miyacho Ophthalmic Clinic, Shinkoukai medical corporation
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Best corrected-visual acuity measured with a Landolt chart is 0.7 or less than 0.7. HbA1c is less than 10%. Over 3 months must pass since glycemic control begins.

Exclusion criteria

Exclusion criteria: Patients who receive occular surgical treatments within 3 months Patients who receive other macular diseases

Design outcomes

Primary

MeasureTime frame
best-corrected visual acuity (before treatment, 3 months later, 6 months later, 12 months later) total number of injections (for 12 months) change in central retinal subfield thickness (3 months later, 6 months later, 12 months later)

Secondary

MeasureTime frame
fluorescein angiography (before treatment, 3 months later, 6 months later, 12 months later)

Countries

Japan

Contacts

Public ContactAKIRA YANAI

Jichi Medical University, Saitama Medical Center General Affairs Division

yanaiakr@jichi.ac.jp048-647-2111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026