(1)Objectives, The aim of this study was to Evaluation of the effect of niosomal mouth wash Amitriptyline as local anesthetics.
(2) Design (study groups and phase, sample size, blinding, randomization, single or multi center), 60 persons will be studied. Divided into three groups.
(3) Setting and conduct, Each patient is given a mouthwash in double-blind randomization.
(4) Participants including major eligibility criteria, Inclusion criteria: having oral mucositis due to radiotherapy or chemotherapy and having pain or burning mouth while study. Excluding criteria: systemic disease or allergic to three-cyclic antidepressants
(5) Intervention, To patients, the oral rinse for 30 seconds (mouth wash Amitriptyline and niosomal mouth wash Amitriptyline control:mouth wash Benzydamine HCl)
(6) main outcome measures (primary and secondary outcome variables), painless amount will checked using the VAS form at intervals 1,5,10,30 and 60 minutes.