Ristova 500mg Injection – Rituximab (500mg) – Roche Products – Pilcare – Exporter from India to Oman youmobs 2 days ago Ristova 500mg Injection – Rituximab (500mg) – Roche Products – Pilcare – Exporter from India to Oman Ristova 500mg Injection is used in the treatment of non-Hodgkin lymphoma (NHL), rheumatoid arthritis, blood cancer (chronic lymphocytic leukemia), granulomatosis with polyangiitis and microscopic polyangiitis.