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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT00324636




Registration number
NCT00324636
Ethics application status
Date submitted
27/07/2005
Date registered
28/07/2005
Date last updated
3/02/2012

Titles & IDs
Public title
Efficacy of 400 Mg Versus 800 Mg Imatinib in Chronic Myeloid Leukemia in Chronic Phase Patients - TOPS (Tyrosine Kinase Inhibitor Optimization and Selectivity)
Scientific title
A Randomized Open-label Study of 400 mg Versus 800 mg of Imatinib Mesylate in Patients With Newly Diagnosed, Previously Untreated Chronic Myeloid Leukemia in Chronic Phase (CML-CP) Using Molecular Endpoints.
Secondary ID [1] 0 0
CSTI571K2301
Universal Trial Number (UTN)
Trial acronym
TOPS
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Condition category
Condition code

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Comparator / control treatment
Control group

Outcomes

Eligibility
Key inclusion criteria
* Patients within 6 months of diagnosis (date of initial diagnosis is the date of first cytogenetic analysis)
* Diagnosis of chronic myelogenous leukemia (CML) in chronic phase with cytogenetic confirmation of Philadelphia chromosome of (9;22) translocations and presence of Breakpoint cluster region gene-abelson proto-oncogene (Bcr-Abl)
* Documented chronic phase CML
* Adequate end organ function as defined by:

* total bilirubin < 1.5 x Upper Limit of Normal (ULN)
* Serum glutamic oxaloacetic transaminase (SGOT) and serum glutamate pyruvate transaminase (SGPT) < 2.5 x ULN
* creatinine < 1.5 x ULN
Minimum age
18 Years
Maximum age
75 Years
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
* Patients in late chronic phase, accelerated phase, or blastic phase are excluded
* Patients who have received other investigational agents
* Patients who received Gleevec/Glivec for any duration prior to study entry, with the exception of those patients successfully completing [CSTI571A2107 (NCT00428909)] study immediately prior to the participation in this study
* Patient received any treatment for CML prior to study entry for longer than 2 weeks with the exception of hydroxyurea and/or anagrelide
* Patients with another primary malignancy except if the other primary malignancy is neither currently clinically significant or requiring active intervention
* Patients who are: (a) pregnant, (b) breast feeding, (c) of childbearing potential without a negative pregnancy test prior to baseline and (d) male or female of childbearing potential unwilling to use barrier contraceptive precautions throughout the trial (post-menopausal women must be amenorrheic for at least 12 months to be considered of non-childbearing potential).
* Patient with a severe or uncontrolled medical condition (i.e., uncontrolled diabetes,chronic renal disease)
* Patient previously received radiotherapy to = 25% of the bone marrow
* Patient had major surgery within 4 weeks prior to study entry, or who have not recovered from prior major surgery
* Patients with an Eastern Cooperative Oncology Group (ECOG) Performance Status Score = 3
* Patients with International normalized ratio (INR) or partial thromboplastin time (PTT) > 1.5 x ULN, with the exception of patients on treatment with oral anticoagulants
* Patients with known positivity for human immunodeficiency virus (HIV); baseline testing for HIV is not required
* Patients with identified sibling donors where allogeneic bone marrow transplant is elected as first line treatment

Other protocol-defined inclusion/exclusion criteria applied.

Study design
Purpose of the study
Treatment
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Open (masking not used)
Who is / are masked / blinded?



Intervention assignment
Parallel
Other design features
Phase
Phase 3
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Stopped early
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
1/06/2005
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
1/11/2010
Sample size
Target
Accrual to date
Final
476
Recruitment in Australia
Recruitment state(s)

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Novartis Pharmaceuticals
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
This study investigated the safety and efficacy of 400mg Versus 800mg imatinib in patients with newly diagnosed, previously untreated chronic myeloid leukemia in chronic phase (CML-CP) using molecular endpoints.
Trial website
https://clinicaltrials.gov/study/NCT00324636
Trial related presentations / publications
Public notes
This record is viewable in the ANZCTR as it had previously listed Australia and/or New Zealand as a recruitment site, however these sites have since been removed

Contacts
Principal investigator
Name 0 0
Novartis Pharmaceuticals
Address 0 0
Novartis Pharmaceuticals
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for scientific queries



Summary Results

For IPD and results data, please see https://clinicaltrials.gov/study/NCT00324636