Efficacy of MEK (Trametinib) and BRAFV600E (Dabrafenib) Inhibitors With Radioactive Iodine (RAI) for the Treatment of Refractory Metastatic Differentiated Thyroid Cancer

Sponsor
Gustave Roussy, Cancer Campus, Grand Paris
Study ID
NCT03244956
Phase
PHASE2
Status
Completed

Conditions

  • Metastatic Radioactive Iodine Refractory Thyroid Cancer Patients With RAS or BRAF Mutation

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Trametinib — DRUG
    2mg daily for a maximum of 6 weeks of treatment
  • Dabrafenib — DRUG
    150mg twice daily
  • 131I — RADIATION
    5.5 GBq
  • rhTSH — DRUG
    0.9mg on two consecutive days after 35 days of treatment

Study Details

This is a multicentric prospective non-randomized phase II trial, with two independent arms: one for patients with RAS mutation and one for patients with BRAFV600E mutation.

Key Dates

Start date
Dec 27, 2017
Status verified
Mar 2026
Primary completion
May 23, 2022
Completion
Jan 15, 2026

Study Design

Enrollment
40 participants (actual)
Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT

Arms

  • Experimental: patients with RAS mutation
  • Experimental: patients with BRAFV600E mutation

Primary Outcome Measure

Objective Response Rate (ORR) [ Time Frame: Evaluated 6 months after the first dose of trametinib or trametinib and dabrafenib followed by RAI treatment in each arms ]