Efficacy and Safety of Zanubrutinib Plus Tislelizumab Treatment with or Without Sonrotoclax for Patients with Richter Transformation

Cycle (q21d): Day 1: Tislelizumab i.v. 200 mg

Cycle (q21d): Zanubrutinib p.o. 160 mg twice a day

"Cycle 1: Sonrotoclax Start Ramp-up to 320 mg QD po Days 1-2 Sonrotoclax 2 mg (2 tabl. at 1mg) Days 3-4 Sonrotoclax 5 mg (1 tabl. at 5mg) Days 5-6 Sonrotoclax 10 mg (2 tabl. at 5mg) Days 7-8 Sonrotoclax 20 mg (1 tabl. at 20mg) Days 9-10 Sonrotoclax 40 mg (2 tabl. at 20mg) Days 11-12 Sonrotoclax 80 mg (1 tabl. at 80mg) Days 13-14 Sonrotoclax 160 mg (2 tabl. at 80mg) Days 15-16 Sonrotoclax 320 mg (4 tabl. at 80mg)~Cycle 2-6: Day 1-21 Sonrotoclax 320 mg QD po"