in 217 children between 8 and 36 months of age who had had at least one febrile seizure and were at heightened risk of further seizures , we compared the intelligence quotients ( iqs ) of a group randomly assigned to daily doses of phenobarbital ( 4 to 5 mg per kilogram of body weight per day ) with the iqs of a group randomly assigned to placebo .
C0009952
febrile
C0031412
phenobarbital