MedPath

Pharmacokinetics and Safety of Regorafenib (BAY73-4506) in Cancer Subjects With Severe Renal Impairment

Phase 1
Completed
Conditions
Neoplasms
Interventions
Registration Number
NCT01853046
Lead Sponsor
Bayer
Brief Summary

To characterize the pharmacokinetics and safety of regorafenib in cancer subjects with severe renal impairment when compared to the Control group (cancer subjects with normal or mildly impaired renal function)

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
24
Inclusion Criteria
  • Subjects with histologically confirmed, locally advanced or metastatic, refractory solid tumors who are not candidates for standard therapy

  • Male or female subject ≥ 18 years of age

  • Women of childbearing potential must have a negative urine pregnancy test performed within 7 days before start of study treatment

  • Life expectancy at least 8 weeks

  • Adequate bone marrow, and liver function as assessed by the following laboratory requirements conducted within 7 days of starting the study treatment

  • Eastern Cooperative Oncology Group (ECOG) Performance Status of 0, 1 or 2

  • For subjects with NORMAL OR MILDLY IMPAIRED RENAL FUNCTION (Control group); to be tested within 7 days of starting the study treatment:

    • Estimated creatinine clearance (CLcr) ≥ 60 mL/min as calculated using the Cockcroft-Gault equation
  • For subjects with SEVERELY IMPAIRED renal function; to be tested within 7 days of starting the study treatment:

    • CLcr 15-29 mL/min as calculated using the Cockcroft-Gault equation
Read More
Exclusion Criteria
  • Symptomatic metastatic brain or meningeal tumors

  • Major surgical procedure, open biopsy, or significant traumatic injury within 28 days before start of study medication

  • History of organ allograft

  • Non-healing wound, skin ulcer, or bone fracture

  • Pheochromocytoma

  • Uncontrolled concurrent medical illness including uncontrolled hypertension

  • History of cardiac disease

  • Pleural effusion or ascites that causes respiratory compromise

  • Interstitial lung disease with ongoing signs and symptoms at the time of screening

  • Arterial or venous thrombotic or embolic events such as cerebrovascular accident (including transient ischemic attacks), deep vein thrombosis or pulmonary embolism within 6 months before the start of study medication

  • Subjects with evidence or history of bleeding diathesis; any hemorrhage or bleeding event NCI-CTCAE Grade ≥ 3 or higher within 4 weeks of start of investigational treatment

  • Dehydration NCI-CTCAEversion 4.0 Grade ≥ 1

  • Unresolved toxicity higher than NCI-CTCAE version 4.0 Grade 1 attributed to any prior therapy/procedure (excluding alopecia or anemia or grade 2 neuropathy that is not reversible due to oxaliplatin)

  • Seizure disorder requiring anticonvulsant therapy (such as steroids or anti-epileptics)

  • For subjects with SEVERELY IMPAIRED renal function:

    • Renal failure requiring hemo- or peritoneal dialysis
    • Acute renal failure
    • Acute nephritis
    • Nephrotic syndrome
Read More

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Regorafenib (Stivarga, BAY73-4506)-Severe Renal ImpairmentRegorafenib (Stivarga, BAY73-4506)Participants with severe renal impairment received Regorafenib 160 mg o.d. as a single dose in Stage 1, Day 1 with a washout of at least 5 days, followed by multiple dosing in an intermittent administration schedule (3 week on / 1 week off) over 2 cycles in Stage 2 (56 days). Cycle 2 started immediately after Cycle 1. A Cycle for this study is defined as 28 days.
Regorafenib(Stivarga, BAY73-4506)-Normal/Mild Renal ImpairmentRegorafenib (Stivarga, BAY73-4506)Participants with normal/mild renal impairment received Regorafenib 160 mg o.d.as a single dose in Stage 1, Day 1 with a washout of at least 5 days, followed by multiple dosing in an intermittent administration schedule (3 week on / 1 week off) over 2 cycles in Stage 2 (56 days). Cycle 2 started immediately after Cycle 1. A Cycle for this study is defined as 28 days.
Primary Outcome Measures
NameTimeMethod
AE,ur(0-24) (Amount of Drug Excreted Via Urine During the Collection Interval 0-24 Hours Post Administration) for Metabolites M-7 and M-8Days 1-2: 0-24 hours

Amount of drug excreted into urine during the collection interval 0-24 hours post dose was expressed as percentage of administered dose.

AUC(0-tlast) [Area Under the Concentration-time Curve After Single (First) Dose From Time Zero to the Last Data Point >LLOQ (Lower Limit of Quantification)] for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation. The AUC(0-tlast) \[Area Under the Concentration-time Curve After Single (First) Dose From Time Zero to the Last Data Point \>LLOQ (Lower Limit of Quantification)\] is a measure of systemic drug exposure from time 0 up to the time point at which the last measurable drug could be detectable, which is obtained by collecting a series of blood samples and measuring the concentrations of drug in each sample.

Secondary Outcome Measures
NameTimeMethod
Cmax,md (Cmax After Multiple-dose Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 21-25: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation.Cmax refers to the highest measured drug concentration which is obtained by collecting a series of blood samples and measuring the concentrations of drug in each sample.

RAAUC (Accumulation Ratio Calculated From AUC(0-24)md and AUC(0-24)) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Up to 25 days

Based on non-compartmental PK evaluation. RAAUC calculated as ratio of AUC(0-24)md and AUC(0-24).

AE,ur(10-24) Stage 1 ((Amount of Drug Excreted Via Urine During the Collection Interval 10-24 Hours Post Administration) for Metabolites M-7 and M-8Days 1-2: 10-24 hours

based on non-compartmental PK evaluation

AE,ur(0-10) Stage 2 for Metabolites M-7 and M-8Days 21-22: 0-10 hours

based on non-compartmental PK evaluation

AUC(0-24) (AUC From Time Zero to 24 Hours p.a. After Single (First) Dose Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10 and 24 hours post-dose

Based on non-compartmental PK evaluation. The AUC is a measure of systemic drug exposure, which is obtained by collecting a series of blood samples and measuring the concentrations of drug in each sample; AUC(0-24) is defined as AUC divided from zero to 24 hours after single (first) dose.

Tmax (Time to Reach Maximum Drug Concentration in Plasma After Single (First) Dose) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation.Tmax refers to the time after dosing when a drug attains its highest measurable concentration (Cmax). It is obtained by collecting a series of blood samples at various times after dosing, and measuring them for drug content.

Tlast (Time of Last Data Point >LLOQ) After Single (First) Dose for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

based on non-compartmental PK evaluation.

t1/2 (Half-life Associated With the Terminal Slope) After Single (First) Dose for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation. t1/2 refers to the elimination of the drug. It is the time taken for the blood plasma concentration to reach half the concentration in the terminal phase of elimination. It is expressed in hours (h) and derived from the terminal slope of the concentration versus time curve.

CL/F (Total Body Clearance of Drug After Extravascular Administration) After Single (First) Dose for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation.Clearance of a drug is a measure of the rate at which a drug is metabolized or eliminated by normal biological processes. Clearance obtained after oral dose (apparent oral clearance) is influenced by the fraction of the dose absorbed. Clearance was estimated from population pharmacokinetic (PK) modeling. Drug clearance is a quantitative measure of the rate at which a drug substance is removed from the blood.

Vz/F (Apparent Volume of Distribution During Terminal Phase After Single (First) Oral Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation.Volume of distribution is defined as the theoretical volume in which the total amount of drug would need to be uniformly distributed to produce the desired plasma concentration of a drug. Apparent volume of distribution after oral dose (Vz/F) is influenced by the fraction absorbed.

AUC(0-24)md ((AUC(0-24) After Multiple-dose Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 21-25: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10 and 24 hours post-dose

Based on non-compartmental PK evaluation.

AUC (Area Under the Plasma Concentration vs. Time Curve From Zero to Infinity After Single (First) Dose) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation. AUC is a measure of the serum concentration of the drug over time. It is used to characterize drug absorption.

Cmax (Maximum Drug Concentration in Plasma After Single (First) Dose Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 1-5: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

Based on non-compartmental PK evaluation.Cmax refers to the highest measured drug concentration which is obtained by collecting a series of blood samples and measuring the concentrations of drug in each sample.

Tlast,md (Tlast After Multiple-dose Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 21-25: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

based on non-compartmental PK evaluation

AUC(0-tlast)md (AUC(0-tlast) After Multiple-dose Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 21-25: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

based on non-compartmental PK evaluation.

RLin (Linearity Factor Calculated as Ratio From AUC(0-24)md and AUC) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Up to 25 days

Based on non-compartmental PK evaluation. RLin is the linearity factor of PK after multiple administrations of identical doses calculated as ratio of AUC(0-24)md and AUC.

AE,ur(0-24)md (AE,ur(0-24) After Multiple-dose Administration) for Metabolites M-7 and M-8Days 21-22: 0-24 hours

based on non-compartmental PK evaluation

Tmax,md (Time to Reach Maximum Drug Concentration in Plasma After Multiple-dose Administration) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Days 21-25: Pre-dose, 0.5, 1, 2, 4, 6, 8, 10, 24, 48 and 96 hours post-dose

based on non-compartmental PK evaluation

RACmax (Accumulation Ratio Calculated From Cmax,md and Cmax) for Regorafenib and Its Pharmacologically Active Metabolites M-2 and M-5Up to 25 days

Based on non-compartmental PK evaluation. Accumulation ratio based on maximum plasma concentration (Cmax) was calculated as ratio of Cmax,md and Cmax.

AE,ur(0-10) Stage 1 (Amount of Drug Excreted Via Urine During the Collection Interval 0-10 Hours Post Administration) for Metabolites M-7 and M-8Days 1-2: 0-10 hours

based on non-compartmental PK evaluation

AE,ur(10-24) Stage 2 for Metabolites M-7 and M-8Days 21-22: 10-24 hours

based on non-compartmental PK evaluation

© Copyright 2025. All Rights Reserved by MedPath