CONTENTS:- 1. Kshar 2. Drugs Used in Preparation of Kshar Sutra 3. Material Required for Preparation in Kshar Sutra 4. Work done on Kshara sutra 5. Bhagander (fistula-in-ano) 6. Shalayaj nadi vrana (pilonidal sinus) 7. Arsh (haemorrhoids) 8. Gudabhransa (prolapse of rectum) 9. Parikartika (fissure in ano) 10. Some Special cases in our OPD 11. Bibliography