DCLLSG

CLL4 Trial

Title Fludarabine versus fludarabine plus cyclophosphamide in first line therapy of younger patients (up to 65 years) with advanced chronic lymphocytic leukemia (CLL)
Protocol IDs ISRCTN75653261
NCT00276848
German study register number(Krebsgesellschaft): 153
Participating Countries Germany, Austria
Status completed
Contact DCLLSG Office: Tel. +49 (0) 221-478-88220
Design Prospektive, open-label, multicentre, randomized phase III trial
Primary Endpoint(s) Rate of remission, duaration of remission, progression-free survival (PFS), overall survival
Secondary Endpoint(s) Incidence of side effects, quality of life
Study Population B-CLL, Binet-Stage C or B/A with need for treatment
No pretreatment
Age  ≥ 18 to ≤ 65 years
Treatment Arm F:
Fludarabine (25 mg/m2/d, d1-5)
q28d; max 6 cycles

Arm FC:
Fludarabine (25 mg/m2/d, d1-3) +
Cyclophosphamide (250 mg/m2/d, d1-3)
q28d; max 6 cycles
Patients recruited 375 patients (F-Arm: 189, FC-Arm: 186)
Time schedule Recruitment period: 24 June 1999 - 15 July 2003
End of study: July 2008
Clinical Study Report / Publication: May 2007
End of archiving period: July 2018
Sponsor University of Cologne (GCLLSG/Cologne)
Principal investigators Prof. Dr. M. Hallek, University of Cologne
Prof. Dr. B. Emmerich, University of Munich (LMU)
Publications Jebaraj BMC, Tausch E, Landau DA, Bahlo J, Robrecht S, Taylor-Weiner AN, Bloehdorn J, Scheffold A, Mertens D, Böttcher S, Kneba M, Jäger U, Zenz T, Wenger MK, Fingerle-Rowson G, Wendtner C, Fink AM, Wu CJ, Eichhorst B, Fischer K, Hallek M, Döhner H, Stilgenbauer S
Short telomeres are associated with inferior outcome, genomic complexity, and clonal evolution in chronic lymphocytic leukemia
Leukemia. 2019 Mar 25. doi: 10.1038/s41375-019-0446-4. [Epub ahead of print]

Goede V, Cramer P, Busch R, Bergmann M, Stauch M, Hopfinger G, Stilgenbauer S, Doehner H, Westermann A, Wendtner CM, Eichhorst B, Hallek M
Interactions between comorbidity and treatment of chronic lymphocytic leukemia: results of German Chronic Lymphocytic Leukemia Study Group trials
Haematologica. 2014 Jun;99(6):1095-100

Cramer P, Bahlo J, Eichhorst B, Fischer K, Hallek M
Extramedullary manifestations of chronic lymphocytic leukaemia are not unusual
Leuk Res. 2013 Dec 1. pii: S0145-2126(13)00416-5

Eichhorst BF, Fischer K, Fink AM, Elter T, Wendtner CM, Goede V, Bergmann M, Stilgenbauer S, Hopfinger G, Ritgen M, Bahlo J, Busch R, Hallek M
Limited clinical relevance of imaging techniques in the follow-up of patients with advanced chronic lymphocytic leukemia: results of a meta-analysis
Blood. 2011 Feb 10;117(6):1817-21

Eichhorst BF, Busch R, Hopfinger G, Pasold R, Hensel M, Steinbrecher C, Siehl S, Jager U, Bergmann M, Stilgenbauer S, Schweighofer C, Wendtner CM, Dohner H, Brittinger G, Emmerich B, Hallek M; German CLL Study Group.
Fludarabine plus cyclophosphamide versus fludarabine alone in first-line therapy of younger patients with chronic lymphocytic leukemia.
Blood. 2006; 107(3): 885 - 891

Eichhorst BF, Busch R, Obwandner T, Kuhn-Hallek I, Herschbach P, Hallek M; German CLL Study Group.
Health-related quality of life in younger patients with chronic lymphocytic leukemia treated with fludarabine plus cyclophosphamide or fludarabine alone for first-line therapy: a study by the German CLL Study Group
J Clin Oncol. 2007 May 1;25(13):1722-31