Sabril (vigabatrin) is an anti-epileptic medication, also called an anticonvulsant, used in combination with other medications to treat complex partial seizures in adults and adolescents who are at least 16 years old. Sabril is usually given after other anti-epileptic medications have been tried without successful control of seizures. The powder form of Sabril is used to treat infantile spasms in babies and children between the ages of 1 month and 2 years.The recommended dose of Sabril in adults is 3 g/day (1.5 g twice daily).