During defecation, anal fissure person has pain which change his personal life. Longitudinal tear of the mucosal lining of the distal anal canal known as anal fissure. It is divided into acute and chronic anal fissure, when any anal fissure persists more then 6 – 8 weeks known as chronic anal fissure. Management of anal fissure has divided into two categories which are medical and surgical. Aim and objective:- to assess the efficacy of tropical ointment of nifedipine with lidocaine and surgical lateral internal sphincterectomy. This was prospective observational study. In which, we divided in two group of patients. First group of patients (category 1) had taken medical management and second group of patients (category 2) had taken surgical management. Each group had contained 30 patients that’s why total participants were 60. Result- medical management has 3 non cured participants after ten weeks continue treatment but in surgical management has all cured participants after ten weeks. Conclusion -Surgical management was better than medical management for chronic anal fissure.