750
Participants
Start Date
January 31, 2026
Primary Completion Date
January 31, 2028
Study Completion Date
January 31, 2029
Placebo
The formulation of placebo will consist of water, sodium acetate, disodium EDTA, and sulfuric acid to reproduce the same pH as the etripamil formulation.
Etripamil
The formulation of etripamil is for IN administration and will consist of etripamil, water, acetic acid, disodium ethylene-diamine-tetra-acetic acid (EDTA), and sulfuric acid. The dose of etripamil to be evaluated in this study is 70 mg with an optional second dose of 70 mg 10 minutes after the first dose if symptoms persist.
Lead Sponsor
Milestone Pharmaceuticals Inc.
OTHER