Study aim: Comparing effect of two counseling method (Leventhal's self-regulation model and BETTER Model) on Sexual Satisfaction & function in Women with multiple sclerosis Design: This research is a clinical trial study of three randomized controlled groups comparing three groups, which will be conducted on women with multiple sclerosis under observation at the neurology center of Qazvin city. The level of satisfaction and sexual performance in three groups will be measured before, one and three months after the intervention Settings and conduct: Women with MS referring to the neurology clinic of Bu Ali Hospital in Qazvin who meet the conditions for entering the study Participants/Inclusion and exclusion criteria: Inclusion criteria: willing to participate in the study- able to understand and speak Persian language- married women (at least one year)- Have definitive Diagnosis of MS by a neurologist using the McDonald Criteria- To be at a stage of MS disease that can carry out routine activities _ EDSS score < 5 not in early diagnosis phase Exclusion criteria: have depression and taking medication- participate in other counseling sessions at the same time ---pregnancy breast feeding in exacerbation phase Intervention groups: control group: Do not receive any intervention and routine care Intervention group 1: three training session using individual Leventhal's self-regulatory model for 60 minutest each session once a week In the intervention group 2: three sessions of sexual counseling, each session for a minimum of 60 and a maximum of 100 minutes, according to the BETTER model, each session once a week: • First session, implementation of the first and second steps of the model_ Explain, Bring up • Second session ,third and fourth _Time, Tell resources • Third session, the implementation of the fifth and sixth step of the model_ Educate- Record Main outcome variables: sexual function-sexual satisfaction