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NCT Number: NCT00664326

A Phase II Uncontrolled Study of BAY73-4506 in Previously Untreated Patients With Metastatic or Unresectable RCC

This is a uncontrolled, open-label, non-randomized Phase II study of oral BAY73-4506 to evaluate the response rate of BAY73-4506 in previously untreated patients with metastatic or unresectable renal cell cancer (RCC).

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Key information

About this study

The final analysis of efficacy will be performed after last patient has been treated for at least 6 months. Additional periodic safety and efficacy data reviews will be performed for any patients continuing to receive study drug afterwards.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Male or female patients >/= 18 years of age.
  • Patients, who suffer from unresectable and/or metastatic, measurable predominantly clear cell RCC (renal cell carcinoma histologically) or cytologically documented.
  • Patients must be previously untreated for advanced disease. Prior palliative radiation therapy is allowed if the target lesion(s) are not included within the radiation field and no more than 30% of the bone marrow is irradiated.
  • Patients who have at least one uni-dimensional measurable lesion by computed tomography (CT-scan) or magnetic resonance imaging (MRI) according to Response Evaluation Criteria in Solid Tumors (RECIST).
  • Patients with "Intermediate" or "Low" risk per the Motzer score.
  • Patients who have an Eastern Co-operative Oncology Group (ECOG) performance status of 0 or 1.
  • Adequate bone marrow, renal and hepatic function as assessed by the following laboratory requirements to be conducted within 7 days prior to study drug treatment

Exclusion criteria

  • Patients who have received prior systemic treatment regimens for RCC.
  • Uncontrolled/unstable cardiac disease
  • Uncontrolled hypertension
  • Active clinically serious infections (> Common Terminology Criteria for Adverse Events [CTCAE] grade 2 )
  • History of human immunodeficiency virus (HIV) infection or chronic hepatitis B or C.
  • Known history or symptomatic metastatic brain or meningeal tumours
  • Patients with seizure disorder requiring medication
  • Patients with evidence or history of bleeding diathesis. Any hemorrhage or bleeding event >/= CTCAE Grade 3 within 4 weeks of first dose of study.
  • Pregnant or breast-feeding patients

Treatment and study plan

Regorafenib (Stivarga, BAY73-4506)

Drug

Patients will be treated with BAY73-4506 160 mg po qd for 3 weeks of every 4 week cycle (i.e., 3 weeks on, 1 week off). Patients will continue treatment with BAY73-4506 until disease progression, intolerable toxicity, or patient refusal to continue with the study or investigator decision to remove the patient from study.

Primary outcomes

  1. Objective Tumor Response

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009). Assessed every 8 weeks for 6 months, then every 12 weeks

    Objective tumor response of a participant was defined as the best tumor response (confirmed Complete Response [CR, tumor disappears] or Partial Response [PR, sum of lesion sizes decreased at least 30% from baseline]) observed during trial period assessed according to the Response Evaluation Criteria in Solid Tumors (RECIST) committee.

  2. Tumor Response

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009). Assessed every 8 weeks for 6 months, then every 12 weeks

    Tumor response of a participant was defined as the best tumor response (confirmed Complete Response [CR, tumor disappears], Partial Response [PR, sum of lesion sizes decreased at least 30% from baseline], Stable Disease [SD, steady state of disease], or Progressive Disease [PD, sum of lesion sizes increased at least 20% from smallest sum on study or new lesions]) observed during trial period assessed according to the RECIST committee.

Secondary outcomes

  1. Disease Control

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009). Assessed every 8 weeks for 6 months, then every 12 weeks

    Disease control was defined as the percentage of participants who had a best response rating of CR (tumor disappears), PR (sum of lesion sizes decreased at least 30% from baseline), or SD (steady state of disease) that was maintained for at least 28 days from the first demonstration of that rating.

  2. Overall Survival

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009).

    Overall survival (OS) was calculated as the time from the first date of receiving study medication to death, due to any cause. Participants alive at the time of analysis were censored at their last date of follow-up.

  3. Progression-free Survival (PFS)

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009). Assessed every 8 weeks for 6 months, then every 12 weeks

    PFS was calculated as time from first date of receiving study drug until date of first observed disease progression (PD) (radiological or clinical, whichever was earlier) or death due to any cause, if death occurred before PD was documented. The actual date of tumor assessments (i.e., date on which radiological procedure was performed, rather than scheduled date) was used for this calculation to determine both the event date and censoring date. Patients without PD or death at time of analysis were censored at last date of tumor evaluation.

  4. Time to Progression (TTP)

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009). Assessed every 8 weeks for 6 months, then every 12 weeks

    TTP was calculated as time from first date of receiving study drug until date of first documented disease progression (PD) (radiological or clinical, whichever was earlier). The actual date of tumor assessments (i.e., date on which radiological procedure was performed, rather than the scheduled date) was used for this calculation to determine both the event date and censoring date. Patients without PD at time of analysis were censored at last date of tumor evaluation.

  5. Duration of Response

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009). Assessed every 8 weeks for 6 months, then every 12 weeks

    Duration of response was defined as the time from the first documented objective response of PR or CR, whichever was earlier, to disease progression or death (if death occurred before progression was documented). Duration of response for subjects who had not progressed or died at the time of analysis were censored at the date of their last tumor assessment.

  6. Duration of Stable Disease (SD)

    Time frame: From start of treatment of the first participant until database cut-off approximately 13 months later (13May2008 - 31May2009). Assessed every 8 weeks for 6 months, then every 12 weeks

    Duration of SD was calculated as the time from the first date of receiving study drug until the date of documented PD or the last observation if the subject did not progress. Subjects without disease progression at the time of analysis were censored at the last date of tumor evaluation.

Other outcomes

  1. Objective Tumor Response (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011). Assessed every 8 weeks for 6 months, then every 12 weeks

    Objective tumor response of a participant was defined as the best tumor response (confirmed Complete Response [CR, tumor disappears] or Partial Response [PR, sum of lesion sizes decreased at least 30% from baseline]) observed during trial period assessed according to the RECIST committee.

  2. Tumor Response (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011). Assessed every 8 weeks for 6 months, then every 12 weeks

    Tumor response of a participant was defined as the best tumor response (confirmed Complete Response [CR, tumor disappears], Partial Response [PR, sum of lesion sizes decreased at least 30% from baseline], Stable Disease [SD, steady state of disease], or Progressive Disease [PD, sum of lesion sizes increased at least 20% from smallest sum on study or new lesions]) observed during trial period assessed according to the RECIST committee.

  3. Disease Control (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011). Assessed every 8 weeks for 6 months, then every 12 weeks

    Disease control was defined as the percentage of participants who had a best response rating of CR (tumor disappears), PR (sum of lesion sizes decreased at least 30% from baseline), or SD (steady state of disease) that was maintained for at least 28 days from the first demonstration of that rating.

  4. Overall Survival (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011).

    Overall survival (OS) was calculated as the time from the first date of receiving study medication to death, due to any cause. Participants alive at the time of analysis were censored at their last date of follow-up.

  5. Progression-free Survival (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011). Assessed every 8 weeks for 6 months, then every 12 weeks

    PFS was calculated as time from first date of receiving study drug until date of first observed disease progression (PD) (radiological or clinical, whichever was earlier) or death due to any cause, if death occurred before PD was documented. The actual date of tumor assessments (i.e., date on which radiological procedure was performed, rather than scheduled date) was used for this calculation to determine both the event date and censoring date. Patients without PD or death at time of analysis were censored at last date of tumor evaluation.

  6. Time to Progression (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011). Assessed every 8 weeks for 6 months, then every 12 weeks

    TTP was calculated as time from first date of receiving study drug until date of first documented disease progression (PD) (radiological or clinical, whichever was earlier). The actual date of tumor assessments (i.e., date on which radiological procedure was performed, rather than the scheduled date) was used for this calculation to determine both the event date and censoring date. Patients without PD at time of analysis were censored at last date of tumor evaluation.

  7. Duration of Response (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011). Assessed every 8 weeks for 6 months, then every 12 weeks

    Duration of response was defined as the time from the first documented objective response of PR or CR, whichever was earlier, to disease progression or death (if death occurred before progression was documented). Duration of response for subjects who had not progressed or died at the time of analysis were censored at the date of their last tumor assessment.

  8. Duration of Stable Disease (Update)

    Time frame: From start of treatment of the first participant until database cut-off approximately 37 months later (13May2008 - 1Jun2011). Assessed every 8 weeks for 6 months, then every 12 weeks

    Duration of SD was calculated as the time from the first date of receiving study drug until the date of documented PD or the last observation if the subject did not progress. Subjects without disease progression at the time of analysis were censored at the last date of tumor evaluation.

Sponsors and collaborators

Lead sponsor

Bayer

Industry

Registry information

Official study title

A Phase II Uncontrolled Study of BAY73-4506 in Previously Untreated Patients With Metastatic or Unresectable Renal Cell Cancer (RCC)

Important dates

Study start
2008
Primary completion
2009
Study completion
2019
First posted
Apr 22, 2008
Registry last updated
Jan 29, 2021

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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