Safety and Efficacy of Nyxol (0.75% Phentolamine Ophthalmic Solution) to Reverse Pharmacologically-Induced Mydriasis (MIRA-3)

Summary

The objectives of this study are: * To evaluate the efficacy of Nyxol to expedite the reversal of pharmacologically-induced mydriasis across multiple mydriatic agents with an emphasis on phenylephrine * To evaluate the efficacy of Nyxol to return subjects to baseline accommodation after worsening (with cycloplegic agents tropicamide and Paremyd) * To evaluate the safety of Nyxol * To evaluate any additional benefits of the reversal of pharmacologically-induced mydriasis * To evaluate the systemic exposure of Nyxol on pharmacokinetic (PK) sampling

Timeline

Start

2021-11-18

Primary completion

2022-03-18

Completion

2022-03-29

Publications

• Pepose JS, Foster S, Pearson C, Brigell M, Charizanis K. Reversal of Pharmacologic Mydriasis in Pediatric Subjects with Ryzumvi (0.75% Phentolamine Ophthalmic Solution): A Post-Hoc Pooled Analysis from Three Randomized, Placebo-Controlled Phase 3 Trials. Clin Ophthalmol. 2026 Feb 20;20:563499. doi: 10.2147/OPTH.S563499. eCollection 2026.

Drugs

Indications

No indication recorded.