CHMP backs approval of dasatinib for kids

Rates of confirmed CHR (at any time) were 93% in the previously treated patients and 96% in the newly diagnosed patients.

At 12 months, previously treated patients had an MMR rate of 41% and a CMR rate of 7%. In newly diagnosed patients, MMR was 52%, and CMR was 8%.

At 24 months, previously treated patients had an MMR rate of 55% and a CMR rate of 17%. In the newly diagnosed patients, MMR was 70%, and CMR was 21%.

The rate of MCyR at any time was 89.7% in all previously treated patients and 90% when the researchers excluded patients with MCyR or unknown cytogenetic status at baseline.

The rate of CCyR at any time was 94% in all newly diagnosed patients and 93.9% when the researchers excluded patients with CCyR or unknown cytogenetic status at baseline.

The median PFS and OS had not been reached at last follow-up. The estimated 48-month PFS was 78% in the previously treated patients and 93% in the newly diagnosed patients. The estimated 48-month OS was 96% and 100%, respectively.

Dasatinib-related AEs occurring in at least 10% of the previously treated patients included nausea/vomiting (31%), myalgia/arthralgia (17%), fatigue (14%), rash (14%), diarrhea (14%), hemorrhage (10%), bone growth and development events (10%), and shortness of breath (10%).

Dasatinib-related AEs occurring in at least 10% of the newly diagnosed patients included nausea/vomiting (20%), myalgia/arthralgia (10%), fatigue (11%), rash (19%), diarrhea (18%), and hemorrhage (10%).