Regular-release capsules and oral solution only Indicated as adjunctive therapy for the treatment of partial-onset seizures Initial: 150 mg/day PO divided q8-12hr Maintenance: Based on clinical response and tolerability, may increase the dose in weekly increments, not to exceed 600 mg/day Efficacy of adjunctive [[pregabalin]] in patients taking [[gabapentin]] has not been evaluated in controlled trials; consequently, no dosing recommendations can be made when pregabalin is used with gabapentin