The purpose of this study is to evaluate the efficacy and safety of rapcabtagene autoleucel versus comparator in participants with severe active Granulomatosis with Polyangiitis (GPA) or Microscopic Polyangiitis (MPA) This is a Phase 2, randomized, assessor-blinded active controlled study.
We are doing this study to see if a medicine called anifrolumab is safe to use in adults with systemic sclerosis. We also want to find out if the medicine helps with disease symptoms and if it stops the disease from getting worse.