Smell in COVID-19 and Efficacy of Nasal Theophylline (SCENT 3)

PHASE2CompletedINTERVENTIONAL

Enrollment

Participants

Timeline

Start Date

November 22, 2022

Primary Completion Date

April 24, 2025

Study Completion Date

August 4, 2025

Conditions

COVID-19

Interventions

DRUG

theophylline

capsules dissolved in intranasal irrigation

DRUG

Placebo

identical-appearing lactose capsules dissolved in intranasal irrigation

Trial Locations (1)

Washington University School of Medicine, St Louis

All Listed Sponsors

lead

Washington University School of Medicine

OTHER