Olfen 75 Sr Tablet is used for Soft tissue sports injuries, Back pain, Sprains and strains, Rheumatoid arthritis, Frozen shoulder, Dislocations and fractures, Acute gout, Dental and minor surgery, Tendonitis, Osteoarthritis, Ankylosing spondylitis, Bone and joint surgery and other conditions. Olfen 75 Sr Tablet may also be used for purposes not listed in this medication guide. Olfen 75 Sr Tablet contains Diclofenac Sodium as an active ingredient. Olfen 75 Sr Tablet works by reducing the substances in the body that cause inflammation and pain.