Venetoclax

BCL2 inhibitor

Response rate
~70% MRR (relapsed/refractory)
Onset
Weeks-months
Route
Oral (dose escalation to 400mg daily)
Line
2nd
IgM effect
Significant reduction

Evidence summary

BCL2 inhibitor with activity in relapsed/refractory WM, including after BTK inhibitor failure. Being studied in combination with ibrutinib (fixed-duration) and pirtobrutinib. TP53 mutations may predict inferior outcomes. Requires dose escalation due to tumour lysis syndrome risk.

Sources (2)

DetailsCastillo JJ et al. (2024) Ibrutinib and venetoclax as primary therapy in symptomatic, treatment-naive WM · BloodDOI
DetailsGertz MA (2025) WM: 2025 update on diagnosis, risk stratification, and management · Am J HematolDOI