BESPONSA can cause liver problems that can be severe, life-threatening, or fatal, including a condition called veno-occlusive disease (VOD). This condition can occur during treatment with BESPONSA or following subsequent treatment with a stem cell transplant. This condition was more common in patients who had elevated liver tests or who received dual alkylating agents in preparation for their stem cell transplant. Patients may be at a higher risk of VOD if they: . BESPONSA is a prescription medicine used to treat adults with relapsed or refractory B-cell acute lymphoblastic leukemia (ALL). It is not known if BESPONSA is safe and effective in children under 18 years of age.. EMA/CHMP/245560/2017 . Committee for Medicinal Products for Human Use (CHMP) Summary of opinion. 1 (initial authorisation) Besponsa . inotuzumab ozogamicin . On 21 April 2017, the Committee for Medicinal Products for Human Use (CHMP) adopted a positive opinion, recommending the granting of a . marketing authorisation for the medicinal product Besponsa,.