Objective: To assess the efficacy, tolerability and adherence of the modified adkins diet in adult patients with drug-resistent epilepsy Materials and Methods: Clinical trial, made up of patients with drug-resistent epilepsy, selected by convenience, who will be handled pharmacologically with the standard treatment of this condition for a period of not less than 6 months, after which they will be treated with adkins diet modified, prior informed consent, to establish its effect and a comparative analysis later.