WIXOM, Mich.--(BUSINESS WIRE)--Rockwell Medical, Inc. (the "Company") (Nasdaq: RMTI), a healthcare company that develops, manufactures, commercializes, and distributes a portfolio of hemodialysis products to dialysis providers worldwide, today announced that the Amended and Restated Product Purchase Agreement (the "Amended Agreement") dated September 18, 2023 between the Company and one of the largest dialysis providers in the United States (the "Customer") has been extended through December 31, 2026. As pa ...