Imlunestrant - Eli Lilly and Company/Loxo-Oncology
Alternative Names: IMULURIO; Inluriyo; LY-3484356Latest Information Update: 11 Feb 2026
At a glance
- Originator Eli Lilly and Company
- Class Antineoplastics; Azetidines; Benzopyrans; Fluorinated hydrocarbons; Heterocyclic compounds with 4 or more rings; Phenyl ethers; Quinolines; Small molecules
- Mechanism of Action Estrogen receptor antagonists
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Orphan Drug Status
No
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Marketed HER2 negative breast cancer
- Phase I Endometrial cancer
Most Recent Events
- 22 Dec 2025 Registered for HER2-negative-breast-cancer (Second-line therapy or greater, Inoperable/Unresectable, Monotherapy) in Japan (PO)
- 17 Dec 2025 Eli Lilly and company plans phase II PreEMBER trial in HER2-negative-breast-cancer (Metastatic disease) in Belgium, US, France, Germany, Italy (PO), in December 2025 (NCT07287098)
- 12 Dec 2025 Efficacy data from a phase III EMBER-3 trial in HER2-negative-breast-cancer released by Eli Lilly and Company