Ke-Gan-Li-Yan oral liquid for relief of throat symptoms in COVID-19 convalescent, suspected, and susceptible adults

Phase 4, open-label, single-arm trial of Kegang Liyan Oral Solution in coronavirus disease 2019 (COVID-19), pharyngitis and laryngitis, sponsored by The Fifth Affiliated Hospital of Sun Yat-sen University. Primary endpoints: Relief time and relief rate of laryngeal discomfort symptoms, Time to disappearance or relief of new systemic or respiratory symptoms and 2 more. Planned start Apr 2020; status: not yet recruiting.