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Safety, tolerability and pharmacokinetics of regorafenib in pediatric subjects.

A multi-center, open-label, non-randomized, phase I dose escalation study of regorafenib (BAY 73-4506) in pediatric subjects with solid malignant tumors that are recurrent or refractory to standard therapy.

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2013-003579-36-IT
Enrollment
50
Registered
2013-12-19
Start date
2018-01-15
Completion date
Unknown
Last updated
2021-08-17

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

Conditions

Pediatric patients with solid malignant tumors that are recurrent or refractory to standard therapy.

Interventions

Product Name: Regorafenib 20 mg coated tablet Product Code: BAY 73-4506 TABL 20MG 122 COAT Pharmaceutical Form: Film-coated tablet INN or Proposed INN: Regorafenib CAS Number: 755037-03-7 Current Spon

Sponsors

Bayer HealthCare AG
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Signed Informed Consent Form by subjects and/or subjects’ parents/legal guardians and age appropriate Assent Form by the subjects obtained before any study specific procedure - Age: from 5 years to less than 18 years old - Pediatric subjects who are able to swallow tablets - Diagnosis: subjects must have had histologic verification of solid malignancy at original diagnosis. Subjects with recurrent or refractory solid tumors are eligible, including primary CNS tumors or subjects with known CNS metastases - Subject’s current disease state must be one for which there is no known effective therapy or therapy proven to prolong survival with an acceptable quality of life. Effective therapy may include surgery, radiation therapy, chemotherapy or any combination of these modalities. - Sexually active females of childbearing potential and sexually active males must agree to use adequate contraception before entering the program until at least 8 weeks after the last study drug administration. Abstinence is considered an adequate contraception method. For sexually active females, 2 forms of highly effective contraception are mandatory. The investigator or a designated associate is requested to advise the subject on how to achieve an adequate birth control. Adequate contraception is defined in the study as any medically recommended method (or combination of methods) as per standard of care. - Female subjects of childbearing potential must have a pregnancy test performed a maximum of 7 days before start of study treatment, and a negative result must be documented before start of study treatment. - Subjects must have at least one measurable or evaluable lesion according to Response Evaluation Criteria in Solid Tumors (RECIST), version 1.1. For neuroblastoma subjects with osteomedullary disease, the SIOPEN (International Society of Pediatric Oncology Europe Neuroblastoma Group) score will be used. - Life expectancy of at least 12 weeks from the time of signing informed consent/assent - Performance level: Karnofsky = 70% for subjects > 10 years of age and Lansky = 70% for subjects = 10 years of age, except children with motor paresis due to disease. Neurological deficits in subjects must have been stable for a minimum of 1 week prior to first dose of study treatment. - Subjects with brain tumors or brain metastases must be on stable dose of corticosteroids for at least 1 week prior to first dose of study treatment. - Adequate hematological function assessed by the following laboratory requirements conducted within 7 days before starting study treatment: o Peripheral absolute neutrophil count (ANC): = 1.0 x 10 9/L o Platelet count : = 100 x 109/L (transfusion independent) o Hemoglobin : = 8.0 g/ dL - Adequate renal function defined as creatinine clearance based on Schwartz Estimate = 70 ml/min/1.73 m2 (1) - International normalized ratio (INR) = 1.5 x upper limit of normal (ULN) and partial thromboplastin time (PTT) or activated partial thromboplastin time (aPTT) = 1.5 x ULN - Lipase = 1.5 x ULN - Adequate hepatic function defined as: o Aspartate aminotransferase/alanine aminotransferase (AST/ALT) =3.0 x ULN o Bilirubin (sum of conjugated and unconjugated) = 1.5 ULN o Alkaline phosphatase limit = 2.5 x ULN for age (= 5 x ULN for subjects with bone tumors) Are the trial subjects under 18? yes Number of subjects for this age range: 50 F.1.2 Adults (18-64 years) no F.1.2.1 Numb

Exclusion criteria

Exclusion criteria: - Prior treatment with regorafenib. Subjects permanently withdrawn from study participation will not be allowed to re-enter the study. - Active or uncontrolled infection (> National Cancer Institute Common Terminology Criteria for Adverse Events [NCI-CTCAE] Grade 2 at screening). - Active hepatitis B or C, or chronic hepatitis B or C requiring treatment with antiviral therapy - Known history of human immunodeficiency virus (HIV) infection - Major surgical procedure or significant traumatic injury within 28 days before start of study medication. Bone marrow biopsy and central lines will not be considered as a major surgical procedure. - Non-healing wound, ulcer, or bone fracture - Seizure disorder requiring medication with: carbamazepine, phenobarbital, phenytoin, ethosuximide, valproic acid, tiagabine, felbamate, tiagabine, zomisamide and lamotrigine. Subjects with history of seizures controlled with levetiracetam or gabapentin and subjects with brain tumors receiving prophylactic levetiracetam or gabapentin are allowed to enter the study. - Subjects with uncontrolled baseline hypertension higher than Grade 1 NCICTCAE v.4.0 (recurrent or persistent [=24 hours] blood pressure [BP] >ULN: BP > the 95th percentile for age, height, and gender measured as described in Appendix 14.5). Additional information about hypertension is provided in Appendix 14.6. - Clinically significant bleeding (NCI-CTCAE v. 4.0 Grade 3 or higher) within 30 days before start of study medication - Arterial or venous thrombotic or embolic events such as deep vein thrombosis or pulmonary embolism within 6 months before start of study medication (except for adequately treated catheter-related venous thrombosis occurring more than 1 month before the start of study medication) - Subjects with evidence or history of disorders of coagulation or thrombosis - Cardiac abnormalities such as congestive heart failure (Modified Ross Heart Failure Classification for Children = class 2) and cardiac arrhythmias requiring anti-arrhythmic therapy (beta blockers or digoxin are permitted) - History of organ allograft (including allogeneic bone marrow transplant) - Unresolved toxicity higher than NCI-CTCAE v. 4.0 Grade 1 attributed to any prior therapy/procedure (excluding alopecia, chemotherapy-induced ototoxicity, Grade 2 chemotherapy-induced neuropathy and, as per above eligibility criteria, anemia with hemoglobin = 8 mg/dL and ANC = 1.0 x 10 9/L ) - Pleural effusion or ascites that causes respiratory compromise (NCI-CTCAE v. 4.0 Grade 2 dyspnea) - Known hypersensitivity to any of the study drugs, study drug classes, or excipients in the formulation - Pregnancy or breast feeding - Significant gastrointestinal disorders with diarrhea as a major symptom e.g., Crohn’s disease or any malabsorption condition - Interstitial lung disease with ongoing signs and symptoms at the time of screening - Any other serious or unstable illness, or medical, psychological or social condition, that could jeopardize the safety of the subject and/or his/her compliance with study procedures, or may interfere with the subject’s participation in the study or evaluation of the study results - Close affiliation with the investigational site, e.g. a close relative of the investigator or a dependent person (e.g. employee or student of the investigational site)

Design outcomes

Primary

MeasureTime frame
Main Objective: - To define the safety profile, maximum tolerated dose (MTD) and recommended phase II dose (RP2D) of regorafenib administered orally as a single agent in a 3-weeks-on / 1- week-off schedule in repeating cycles of 28 days in pediatric subjects with solid malignant tumors recurrent or refractory to standard therapy. - To characterize the pharmacokinetics (PK) of regorafenib.;Secondary Objective: - To evaluate preliminarily anti-tumor activity of regorafenib - To evaluate pharmacodynamic parameters of regorafenib - Acceptability and palatability of the formulations - tablets and granulates (when available per amendment);Primary end point(s): - To define the safety profile, maximum tolerated dose (MTD) and recommended phase II dose (RP2D) of regorafenib administered orally as a single agent in a 3-weeks-on / 1- week-off schedule in repeating cycles of 28 days in pediatric subjects with solid malignant tumors recurrent or refractory to standard therapy - To characterize the pharmacokinetics (PK) of regorafenib;Timepoint(s) of evaluation of this end point: During cycle 1.

Secondary

MeasureTime frame
Secondary end point(s): - To evaluate preliminarily anti-tumor activity of regorafenib - To evaluate pharmacodynamic parameters of regorafenib - Acceptability and palatability of the formulations - tablets and granulates (when available per amendment);Timepoint(s) of evaluation of this end point: -Tumor evaluation is conducted every 8 weeks. - Pharmacodynamic parameters evaluated during screening phase and end of treatment. -Taste and texture questionnaire is collected during cycle 1.

Countries

France, Italy, Spain, United Kingdom

Contacts

Public ContactBayer Clinical Trials Contact

Bayer HealthCare AG

clinical-trials-contact@bayerhealthcare.com

Outcome results

None listed

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