Tell your doctor about all your other medicines, especially:
medicines to treat conditions such as rheumatoid arthritis, Crohn's disease, ulcerative colitis, or psoriasis - adalimumab, certolizumab, etanercept, golimumab, infliximab, leflunomide, methotrexate, sulfasalazine, tocilizumab, tofacitinib, and others; or
chemotherapy drugs, especially cisplatin
This list is not complete. Other drugs may interact with rituximab, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.
 Rituxan drug interactions (more detail)
