70
Participants
Start Date
March 10, 2019
Primary Completion Date
June 30, 2022
Study Completion Date
June 30, 2022
Famotidine
Patients will be randomized to either receive a placebo or famotidine (study drug).
Placebo
Patients will be randomized to either receive a placebo or famotidine (study drug).
Boston Children's Hospital, Boston
The Gerber Foundation
OTHER
Boston Children's Hospital
OTHER