Rainbow Extension Study (RainbowExt)


Retinopathy of Prematurity



ClinicalTrials.gov identifier


Novartis reference number



Phase 3

This study is Active, not recruiting.

Official title

RAINBOW Extension Study: an Extension Study to Evaluate the Long Term Efficacy and Safety of RAnibizumab Compared With Laser Therapy for the Treatment of INfants BOrn Prematurely With Retinopathy of Prematurity


The purpose of this study is to evaluate the long term efficacy and safety of intravitreal ranibizumab compared with laser ablation therapy in patients who were treated for retinopathy of prematurity (ROP) in the core study CRFB002H2301

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