OpdualagTM (nivolumab and relatlimab-rmbw), a new,  first-in-class, fixed-dose combination of nivolumab and relatlimab, administered as a single intravenous infusion, was approved by the U.S. Food and Drug Administration (FDA) for the treatment of adult and pediatric patients 12 years of age or older with unresectable or metastatic melanoma. More Information.