Fistula in Ano is a track from interior of Rectum to exterior around Anal region. It is chronic Surgical Condition. The Ayurveda has a special treatment called Ksharsutra=Medicated Thread. It does not require hospitalization on OPD basis this can be treated. A medicated thread is passed in track and changed every week and this cuts and heal the track. This is practiced in other developing countries also.