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Not yet taking people in FrancePhase 1

Testing RUPISTAR in adults with advanced breast cancer that has an ESR1 mutation

Tests RUPISTAR in adults with advanced, hormone-sensitive breast cancer with an ESR1 mutation.

Plain-language title generated from the registry record
Registry title: RUPISTAR: A Study in patients with ER-positive, HER2-negative advanced breast cancer with ESR1 mutation

Key facts

Where
Lyon and Saint-Herblain Cedex, FranceSee the 2 sites
Phase
Phase 1

Where in France

  • Centre Leon BerardLyon, FranceNot yet recruiting
  • Institut De Cancerologie De L OuestSaint-Herblain Cedex, FranceNot yet recruiting

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
Print a page for my doctor

Trial details

Who runs it
Evexta Bio
Trial code
EU 2026-527387-33-00
Record updated
9 November 2026