05.29.2026
Oculis Does Not Meet Primary Endpoint in Phase 3 DIAMOND Program of OCS-01 in DME
Key Takeaways OCS-01 eye drops for the treatment of DME failed to meet the primary endpoint of improving best corrected visual acuity (BCVA) at Week 52 in both phase 3 DIAMOND-1 and DIAMOND-2 trials OCS-01 demonstrated substantial and sustained reductions in retinal thickness versus vehicle across both studies Based on the phase 3 results, Oculis does not plan to pursue an FDA regulatory filing for OCS-01 in DME Oculis' OCS-01 eye drops for the treatment of diabetic macular edema (DME) failed to meet the primary endpoint in two phase 3 trials. The company announced topline results on Friday from its phase 3 DIAMOND-1 and DIAMOND-2 clinical trials evaluating OCS-01.