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Life sciences · Phase 4 Trial
ClinicalTrials.gov · October 8, 2026
No summary has been generated for this record yet. What follows is drawn from its source metadata only.
Phase 4 Trial.
No findings were extractable from the material analysed.
Safety was not reported in the material analysed. Check the source before drawing any conclusion about harm.
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Registry record from ClinicalTrials.gov (NCT07195344). This is a study registration, not published results. Lead sponsor: Institut Claudius Regaud. Recruitment status: RECRUITING. Phase: PHASE4. Study type: INTERVENTIONAL. Enrollment: 210 participants (ESTIMATED). Conditions: Locally Advanced or Metastatic Breast Cancers. Interventions: BIOLOGICAL: Pharmacokinetics blood samples. Primary outcome measures: Primary Outcome Measure , From the 1st cycle of T-DXd (C1D1) to the end of the 3rd cycle of T-DXD (each cycle is 21 days) treatment or until an event (interruption or dose concession for toxicity) if it occurs before the 3rd cycle.. Brief summary: This is a multicenter, prospective, non-randomized, open-label, pharmacokinetic study, aiming to compare the plasma exposure of the payload (free-DXd) in patients treated by T-DXd for locally advanced or metastatic breast cancer according to their BMI. The primary objective is to compare plasma exposition of the payload (free-DXd) between overweight or obese (BMI\>25) and normal weight (BMI≤25) breast cancer patients during the first 3 cycles of Trastuzumab-Deruxtecan (T-DXd). A total of 210 patients will have to be enrolled in this study with the following repartition: N = 105 patients with a BMI ≤ 25 (normal weight patients). N = 105 patients with a BMI \> 25 (overweight or obese patients) with at least 30 obese patients (BMI\>30).