Can you use leflunomide and rituximab in a patient with both multiple sclerosis and rheumatoid arthritis?  

It is rare for a patient to have both diseases, but immunosuppressive therapy can be used for the management of both conditions. A study published in 2021 investigated the use of a combination of rituximab and leflunomide in rheumatoid arthritis (Behrens et al., PMID 33738492). Rituximab has pr...