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A Phase I/II, Open-Label, Dose-Escalation and Expansion Study of Entrectinib (RXDX -101) in Pediatrics with Locally Advanced or Metastatic Solid or Primary CNS Tumors and/or who have no Satisfactory Treatment Options

Status
Active, not recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-505088-35-00
Acronym
CO40778
Enrollment
25
Registered
2024-06-19
Start date
2019-12-12
Completion date
Unknown
Last updated
2025-07-21

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

Conditions

Pediatric Solid tumors and primary central nervous system (CNS) tumors

Brief summary

1. Dose limiting toxicity DLT during the first cycle (28 days) in pediatric patients with relapsed or refractory solid tumors using the F1 formulation (and subsequently using F06, minitablets). The RP2D will be determined from DLT derived from clinical and laboratory observations in the first treatment cycle according to the NCI CTCAE v4.03 that is related to entrectinib), 2. Objective response rate as assessed by the BICR will be evaluated in the efficacy evaluable population from the Phase II dose expansion cohorts (Cohort B and D)

Detailed description

1. Incidence and severity of adverse events, laboratory and electrocardiogram (ECG) abnormalities, 2. Maximal plasma concentration (Cmax) of entrectinib (F1, F06 given intact, F06 administered via feeding tube, and minitablets), 3. Time of maximal plasma concentration (Tmax) of entrectinib (F1, F06 given intact, F06 administered via feeding tube, and minitablets), 4. Area under the plasma concentration vs. time curve (AUC) of entrectinib (F1, F06 given intact, F06 administered via feeding tube, and minitablets), 5. ORR in the efficacy evaluable and safety evaluable populations, 6. DOR and TTR as assessed by BICR and the investigator in the efficacy evaluable and safety evaluable populations:, 7. ORR, TTR, DOR in the efficacy evaluable and safety evaluable populations as assessed by BICR and the investigator with use of RECIST v1.1, RANO, and the Curie scale, as applicable, 8. CBR and PFS in the efficacy evaluable and safety evaluable populations as assessed by BICR and investigator with use of RECIST v1.1, RANO, and the Curie scale, as applicable, 9. OS in the efficacy evaluable and safety evaluable populations, 10. Assessment of growth (weight, height), puberty (Tanner), neurological function and neurocognitive function of patients on treatment, 11. Acceptability and palatability assessment for F06 capsules and minitablets formulation

Interventions

Sponsors

F. Hoffmann-La Roche AG
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
0 Years to 17 Years

Design outcomes

Primary

MeasureTime frame
1. Dose limiting toxicity DLT during the first cycle (28 days) in pediatric patients with relapsed or refractory solid tumors using the F1 formulation (and subsequently using F06, minitablets). The RP2D will be determined from DLT derived from clinical and laboratory observations in the first treatment cycle according to the NCI CTCAE v4.03 that is related to entrectinib), 2. Objective response rate as assessed by the BICR will be evaluated in the efficacy evaluable population from the Phase II dose expansion cohorts (Cohort B and D)

Secondary

MeasureTime frame
1. Incidence and severity of adverse events, laboratory and electrocardiogram (ECG) abnormalities, 2. Maximal plasma concentration (Cmax) of entrectinib (F1, F06 given intact, F06 administered via feeding tube, and minitablets), 3. Time of maximal plasma concentration (Tmax) of entrectinib (F1, F06 given intact, F06 administered via feeding tube, and minitablets), 4. Area under the plasma concentration vs. time curve (AUC) of entrectinib (F1, F06 given intact, F06 administered via feeding tube, and minitablets), 5. ORR in the efficacy evaluable and safety evaluable populations, 6. DOR and TTR as assessed by BICR and the investigator in the efficacy evaluable and safety evaluable populations:, 7. ORR, TTR, DOR in the efficacy evaluable and safety evaluable populations as assessed by BICR and the investigator with use of RECIST v1.1, RANO, and the Curie scale, as applicable, 8. CBR and PFS in the efficacy evaluable and safety evaluable populations as assessed by BICR and investigator wit

Countries

France, Germany, Italy, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026