This is a randomized, double-blind, placebo controlled cross-over study to investigate the efficacy and safety of SC0023 (an oral spray of magnesium based alkaline hypertonic divalent salt) in adults with refractory or unexplained chronic cough over 14 days.
Approximately 20 participants being enrolled and randomized into the study.
Protocol Amendment History
1 amendment
This ClinicalTrials.gov record has been amended once since 2025-05-25.