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Creatinine Cl \\\u003C30 ml\u002Fmin\n* Documented progression on BsAb\n* Known history of Hyperprolinemia\n* On current or previous IVIG (in the last 3 months)","ALL","18 Years",{"count":146,"type":147},100,"ESTIMATED","INTERVENTIONAL",[150],"PHASE2","The main purpose of this study is to see if IgPro20 can prevent infection in people with multiple myeloma (MM) who have hypogammaglobulinemia from receiving bispecific monoclonal antibodies (BsAbs).",[153,154,155],"Multiple Myeloma","Hypogammaglobulinemia","Hypogammaglobulinemia, Acquired",[153,154,22,5,157],"24-137","2026-03-10",{"date":160,"type":161},"2026-03-11","ACTUAL",{"date":163,"type":161},"2025-05-08",{"date":165,"type":147},"2029-05-08",{"name":5,"class":6},8]