Lupus Nephritis Drugs Market Explained: Approved Therapies, Mechanisms and Growth to 2034 Lupus nephritis is the kidney complication of lupus (SLE), and the lupus nephritis drugs market covers therapies used for that renal involvement rather than the full range of SLE manifestations. Polaris Market Research values the market at USD 1.95 billion in 2025 and projects it to reach USD 5.17 billion...