Durvalumab and Tremelimumab for Pediatric Malignancies

Sponsor: AstraZeneca

Sponsor score: 40

ClinicalTrials ID:NCT03837899

This study evaluates the safety and tolerability of durvalumab and tremelimumab in pediatric patients with advanced solid and hematological malignancies lacking standard treatments. It assesses pharmacokinetics, pharmacodynamics, and anti-tumor activity. Eligible patients are under 17, with specific cancers, no prior immune therapy, and adequate organ function. Initial doses: durvalumab 20mg/kg, tremelimumab 1mg/kg.

Patient Parameters

Program Overview

The purpose of the study is to determine the recommended dose of durvalumab and tremelimumab (immunotherapy drugs) in pediatric patients with advanced solid and hematological cancers and expand in a second phase to test the efficacy of these drugs once this dose is determined.

Description

This is a first time in pediatrics study primarily designed to evaluate the safety and tolerability of durvalumab and durvalumab in combination with tremelimumab at increasing doses in pediatric patients with advanced solid malignancies and hematological malignancies (including lymphomas) and for whom no standard of care treatments exist. Although treatment efficacy is not a primary objective of this study given its early phase nature, the patients screened for this study have no curative options and this study offers the potential of some benefit.

The study will also characterize the PK of durvalumab and durvalumab in combination with tremelimumab in children and adolescents and explore potential biological activity and immunogenicity by assessing pharmacodynamics, anti drug antibody (ADA) levels, and anti-tumor activity. The results from this trial will form the basis for decisions for potential future pediatric studies

Eligibility Criteria

Inclusion Criteria

  • Max Age =17 years
  • Solid Tumors (except primary central nervous system malignant tumors): Patients must have a histopathologic confirmation of malignancy. Patients must have progressed or are refractory to standard therapies, and for whom no standard of care treatments exist
  • Non-Hodgkin's Lymphoma, limited to primary mediastinal B-cell lymphoma and anaplastic large cell lymphoma. Patients must have progressed or are refractory to standard therapies, and for whom no standard of care treatments exist.
  • Provision of diagnostic tumor sample mandated if available
  • Evaluable disease
  • No prior exposure to immune-mediated therapy
  • Adequate organ and marrow function
  • Life expectancy of at least 3 months

Exclusion Criteria

  • History of allogeneic organ transplantation (exceptions may be allowed for NHL after discussion with Sponsor). History of autologous bone marrow transplant may be allowed (after discussion with Sponsor).
  • Active or prior documented autoimmune or inflammatory disorders (exceptions)
  • Uncontrolled intercurrent illness
  • History of primary immunodeficiency
  • Active infection including tuberculosis, hepatitis B, C or HIV
  • Any unresolved toxicity NCI CTCAE version 5.0 Grade ≥2 from previous anticancer therapy (exceptions)

Locations

FACILITYZIPCITYSTATE
Research Site21231BaltimoreMaryland
Research Site02115BostonMassachusetts
Research Site11040New Hyde ParkNew York
Research Site73104Oklahoma CityOklahoma
Research Site29425CharlestonSouth Carolina

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