Rigel Pharmaceuticals
The primary objective of this study is: • To evaluate the long-term safety of fostamatinib in subjects with warm antibody autoimmune hemolytic anemia (wAIHA).
Inclusion Criteria: 1. Subject must be willing and able to give written informed consent by signing an IRB approved Informed Consent Form prior to undergoing any study-specific procedures. 2. Subject must have completed all 24 weeks of participation in the study C-935788-057. Exclusion Criteria: 1\. Any subject who discontinued participation in Study C-935788-057 prior to Week 24.
Fostamatinib is supplied in two (2) dosage strengths: 100 mg and 150 mg.