# Observational Study Relapsed or Refractory Chronic Lymphocytic Leukemia Venetoclax-based Regimens Outside Clinical Trials in Italy

> **NCT04282811** · — · RECRUITING · sponsor: **Gruppo Italiano Malattie EMatologiche dell'Adulto** · enrollment: 321 (estimated)

## Conditions studied

- Chronic Lymphocytic Leukemia
- Relapse Leukemia
- Refractory Leukemia

## Interventions

- **DRUG:** Venetoclax

## Key facts

- **NCT ID:** NCT04282811
- **Lead sponsor:** Gruppo Italiano Malattie EMatologiche dell'Adulto
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2020-07-24
- **Primary completion:** 2023-01-31
- **Final completion:** 2025-10-31
- **Target enrollment:** 321 (ESTIMATED)
- **Last updated:** 2025-01-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04282811

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04282811, "Observational Study Relapsed or Refractory Chronic Lymphocytic Leukemia Venetoclax-based Regimens Outside Clinical Trials in Italy". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT04282811. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*