Acalabrutinib in first-line CLL in Spain: real-world observation
Official title: Non-interventional Cohort Study of Patients Previously Untreated or First-generation BTKi Intolerant With Chronic Lymphocytic Leukemia Describing the First-line Use of Acalabrutinib and Its Real-world Outcomes in Spain: the PICAROS Study
Run by AstraZeneca · NCT05999877 · Data updated 2026-11-12
This study looks at how patients with chronic lymphocytic leukemia do when they start acalabrutinib as their first CLL treatment in Spain, using real-world data from multiple centers.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 315 (estimated) |
| Sponsor | AstraZeneca Industry-sponsored |
| Drugs / interventions | obinutuzumab, acalabrutinib |
| Locations | 50 sites (Almería, Andalusia and 49 other locations) |
| Status | Recruiting |
| Started | July 11, 2023 |
| Main results expected | March 31, 2029 |
| Study ends | March 31, 2029 |
| Registry record updated | November 4, 2026 |
| Trial ID | NCT05999877 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults (18+) with CLL who started acalabrutinib as first-line therapy in routine practice in Spain (including those switching from another BTK inhibitor due to intolerance).
✕Probably not a fit
Patients who do not receive ongoing acalabrutinib therapy or who are not first-line recipients in routine practice may not experience direct benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is an observational, non-interventional study collecting real-world data on adults with CLL who begin acalabrutinib as their first-line therapy in Spain. It uses ambispective data (retrospective and prospective) to describe treatment patterns, outcomes, and safety in routine clinical practice. Two cohorts are included: cohort 1 tracks patients who started acalabrutinib in the year before site initiation, either as treatment-naïve or after intolerance to an initial BTK inhibitor, and cohort 2 examines first-line fixed-duration acalabrutinib with venetoclax according to official approvals. Data collection extends up to about 32 months for cohort 1 and ~25 months after the last patient enrollment for cohort 2. Participation is based on physician decision and local practice, with consent for living patients where required.
Why it matters
Potential benefit: If successful, the study could provide real-world insights into the effectiveness and safety of first-line acalabrutinib in CLL and help inform clinical practice.
How similar studies have gone: Real-world studies in CLL have shown useful insights for BTK inhibitors, but this specific first-line acalabrutinib real-world experience in Spain is novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age ≥18 years old at starting acalabrutinib treatment. * Diagnosis of CLL. * Start of acalabrutinib treatment (index date) as per the CLL SmPC: * in treatment-naïve CLL patients or those switching in first-line between first-generation BTK inhibitor to acalabrutinib due to intolerance in absence of progression according to routine clinical practice within the year before the first site initiation visit (cohort 1). * in treatment-naïve CLL patients for the fixed-duration treatment combination of acalabrutinib plus venetoclax (with or without obinutuzumab) according to routine clinical practice from the EMA approval (i.e., 2 June 2025) (cohort 2). Decision to administer acalabrutinib must be made and documented prior to inclusion into the study and must follow local clinical practice. * Informed consent (for alive patients). Exclusion Criteria: * Enrolled in any clinical trial during acalabrutinib treatment. * Patients who are unable to understand the study and its questionnaires due to insufficient knowledge of the Spanish language or their health status.
Where it's running
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Almería, Andalusia, Spain Recruiting -
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Córdoba, Andalusia, Spain Recruiting -
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Granada, Andalusia, Spain Recruiting -
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Seville, Andalusia, Spain Recruiting -
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Zaragoza, Aragon, Spain Recruiting -
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San Cristóbal de La Laguna, Canary Islands, Spain Recruiting
Show 44 more locations
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Guadalajara, Castille-La Mancha, Spain Recruiting -
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Ourense, Galicia, Spain Recruiting -
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Vigo, Galicia, Spain Recruiting -
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Madrid, Madrid, Spain Recruiting -
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Madrid, Madrid, Spain Recruiting -
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Madrid, Madrid, Spain Recruiting -
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Madrid, Madrid, Spain Recruiting -
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Murcia, Murcia, Spain Recruiting -
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Alicante, Valencia, Spain Recruiting -
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Jaén, Andalusia, Spain Active not recruiting -
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Marbella, Andalusia, Spain Active not recruiting -
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Málaga, Andalusia, Spain Active not recruiting -
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Zaragoza, Aragon, Spain Active not recruiting -
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Palma de Mallorca, Balearic Islands, Spain Active not recruiting -
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Palma de Mallorca, Balearic Islands, Spain Active not recruiting -
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Donostia / San Sebastian, Basque Country, Spain Withdrawn -
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Galdakao, Basque Country, Spain Withdrawn -
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Las Palmas de Gran Canaria, Canary Islands, Spain Active not recruiting -
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Las Palmas de Gran Canaria, Canary Islands, Spain Active not recruiting -
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Santander, Cantabria, Spain Active not recruiting -
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Salamanca, Castille and León, Spain Active not recruiting -
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Segovia, Castille and León, Spain Active not recruiting -
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Valladolid, Castille and León, Spain Active not recruiting -
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Valladolid, Castille and León, Spain Active not recruiting -
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Toledo, Castille-La Mancha, Spain Active not recruiting -
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Barcelona, Catalonia, Spain Active not recruiting -
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Barcelona, Catalonia, Spain Active not recruiting -
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Barcelona, Catalonia, Spain Active not recruiting -
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Barcelona, Catalonia, Spain Active not recruiting -
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Granollers, Catalonia, Spain Active not recruiting -
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L'Hospitalet de Llobregat, Catalonia, Spain Active not recruiting -
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Lleida, Catalonia, Spain Active not recruiting -
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Terrassa, Catalonia, Spain Active not recruiting -
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Santiago de Compostela, Galicia, Spain Active not recruiting -
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Madrid, Madrid, Spain Active not recruiting -
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Madrid, Madrid, Spain Active not recruiting -
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Madrid, Madrid, Spain Active not recruiting -
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Madrid, Madrid, Spain Active not recruiting -
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Majadahonda, Madrid, Spain Active not recruiting -
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El Palmar, Murcia, Spain Active not recruiting -
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Oviedo, Principality of Asturias, Spain Active not recruiting -
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Valencia, Valencia, Spain Active not recruiting -
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Valencia, Valencia, Spain Active not recruiting -
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Valencia, Valencia, Spain Active not recruiting
Study contacts
- Study coordinator: AstraZeneca Clinical Study Information Center
- Email: information.center@astrazeneca.com
- Phone: 1-877-240-9479
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This will test whether giving venetoclax intermittently or continuously together with acalabrutinib helps people with previously untreated CLL or SLL.
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.