60
Participants
Start Date
September 22, 2025
Primary Completion Date
November 30, 2028
Study Completion Date
December 31, 2028
Propranolol
Propranolol, oral, titrated in weekly increments from 10 mg TID to a maximum of 200 mg TID (total daily dose: 30 mg to 600 mg at 8 weeks), based on tolerability. Participants will continue at the highest tolerated dose for additional 4 weeks. Target doses: 10 mg, 40 mg, 80 mg, 120 mg, 160 mg, 200 mg TID.
Placebo
Placebo for Propranolol
RECRUITING
New York State Institute for Basic Research (IBR), Staten Island
RECRUITING
Center for Autism and the Developing Brain, White Plains
United States Department of Defense
FED
New York State Institute for Basic Research
OTHER_GOV
Jeremy Veenstra-vanderweele
OTHER