Emtux 100mg Injection is a monoclonal antibody medication containing Rituximab, primarily used in the treatment of certain cancers and autoimmune disorders.​ Granulomatosis with Polyangiitis (Wegener's Granulomatosis an autoimmune condition where the body's immune system attacks blood vessels, leading to inflammation and damage in organs like the lungs and kidneys. Rituximab is used to control this inflammation. ​ Microscopic Polyangiitis similar to granulomatosis with polyangiitis, this condition involves inflammation of small blood vessels, affecting organs such as the kidneys and lungs. Rituximab helps in managing this inflammation.