This study tested a magnesium salt oral spray (SC0023) in adults with long-term cough that doesn't go away. About 7 people took part, using the spray or a placebo for 14 days. The goal was to see if it safely reduces how often and how badly they cough.
Phase: NA • Sponsor: Kholood Altassan • Aim: Symptom relief
Last updated May 19, 2026 11:47 UTC