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CRESCENDO: comparison of two different methods for patient assistance regarding compliance, i. e. use of patient diary or CML infopackage with CML patients under long-term imatinib therapy.

CRESCENDO (Compliance: Role Emerges for Success in CML: Evaluation aND Optimisation): A prospective, multi-center, phase IV study to assess the compliance in patients with Philadelphia chromosome-positive (Ph+) and/or BCR-ABL-positive chronic myelogenous leukemia (CML) under long-term imatinib therapy - CRESCENDO

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2010-018339-16-DE
Enrollment
Unknown
Registered
2010-06-21
Start date
2010-07-19
Completion date
Unknown
Last updated
2014-02-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

CML - chronic myelogenous leukemia MedDRA version: 14.1 Level: LLT Classification code 10009700 Term: CML System Organ Class: 10029104 - Neoplasms benign, malignant and unspecified (incl cysts and polyps)

Interventions

Trade Name: Glivec Filmtabletten Product Name: Glivec Product Code: STI571 Pharmaceutical Form: Film-coated tablet INN or Proposed INN: IMATINIB MESILATE CAS Number: 220127-57-1 Current Sponsor code:

Sponsors

GMIHO mbH
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: •Adult (> 18 years) CML patients in the chronic phase •Medical History of cytogenetically confirmed CML-CP by the presence of the Philadelphia chromosome on bone marrow aspirates (a minimum of 20 metaphases is required; FISH cannot be used); Philadelphia chromosome negative, but BCR-ABL positive CML patients should not be excluded •ECOG performance status of =65 years) yes F.1.3.1 Number of subjects for this age range 100

Exclusion criteria

Exclusion criteria: •Patients with prior blast crisis or stem cell transplantation •Patients with severe medical condition(s) that in the discretion of the investigator prohibits participation in the study (e.g., clinically significant heart diseases, uncontrolled diabetes, active or uncontrolled infection, impaired gastrointestinal function/diseases) •Treatment with drugs or substances, especially those known to modify the cytochrome P450 activity, should be either discontinued or exchanged by different medication (see link for complete list of these medications: http://medicine.iupui.edu/flockhart/table.htm.) •Pregnant or breastfeeding women •Male or female of childbearing potential unwilling to use contraceptive precautions throughout the trial

Design outcomes

Secondary

MeasureTime frame
Secondary end point(s): compliance assessed by pill count vs subjective compliance assessed by questionnaires and interviews efficacy of imatinib (PCR testing; BCR-ABL load, %IS) efficacy of imatinib (PCR testing; BCR-ABL load, %IS) according to compliance Imatinib blood levels during treatment according to compliance;Timepoint(s) of evaluation of this end point: end of study (month 12)

Primary

MeasureTime frame
Secondary Objective: •to correlate the compliance assessed by pill count (conventional pill count and pill count using SmartBlister in selected centers) with the results obtained by the questionnaires and interviews •to monitor the efficacy of imatinib as assessed by PCR testing (BCR-ABL load, % IS) •to correlate the compliance with the efficacy as assessed by PCR testing •to correlate the compliance with imatinib blood levels during imatinib treatment ;Primary end point(s): The primary efficacy variable is the compliance of the patients (as the number of pills taken in relation to the number of pills prescribed in %).;Timepoint(s) of evaluation of this end point: end of study (month 12);Main Objective: To assess patient’s compliance before and after intervention by comparison of the number of imatinib (Glivec®) tablets taken before and after intervention.

Countries

Germany

Contacts

Public ContactCRO

CROLLL GmbH

carola.lang@crolll.de00499112526880

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026