Relapse in Previously Irradiated Prostate Bed : Stereotactic Ablative Reirradiation Potentiated by Metformin — StellaPhase 1 — Early testing in a small group of people (usually 20–80) to evaluate safety, determine safe dosage, and identify side effects.
Trial locations(12 sites)
France
Institut de Cancerologie de L'Ouest, Angers CHRU de BREST - HOPITAL MORVAN, Brest Societe de Recherche Oncologique Clinique 37 (Roc 37), Chambray-lès-Tours Centre GEORGES FRANCOIS LECLERC, Dijon Clinique Victor Hugo, Le Mans Centre OSCAR LAMBRET, Lille Centre Eugene Marquis, Rennes Centre Henri Becquerel, Rouen Institut de Cancerologie de L'Ouest, Saint-Herblain ICANS - Institut de cancérologie Strasbourg Europe, Strasbourg Last updated December 2025