Trial Profile

MAintenance Therapy With Aromatase Inhibitor in Epithelial Ovarian Cancer: a Randomized Double-blinded Placebo-controlled Multi-centre Phase III Trial (ENGOT-ov54/Swiss-GO-2/MATAO), Including LOGOS (Low Grade Ovarian Cancer Sub-study)

Status: Recruiting

Phase of Trial: Phase III

Latest Information Update: 13 Jul 2026

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At a glance

Drugs Letrozole (Primary)
Indications Carcinoma; Fallopian tube cancer; Ovarian cancer; Peritoneal cancer
Focus Therapeutic Use
Acronyms MATAO

29 Sep 2025 Planned End Date changed from 1 Oct 2030 to 1 Jul 2032.
29 Sep 2025 Planned primary completion date changed from 1 Oct 2025 to 1 Jul 2027.
06 May 2022 Study design published in the BMC Cancer

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