Actinium-225 SKL 35501 - SK Biopharmaceuticals
Alternative Names: 225-Ac FL-091; Actinium-225 FL 091 - Full-Life Technologies; FL-091; SKL-35501Latest Information Update: 03 Sep 2026
At a glance
- Originator Full-Life Technologies
- Developer SK biopharmaceuticals
- Class Antineoplastics; Radioisotopes; Radiopharmaceuticals; Small molecules
- Mechanism of Action Ionising radiation emitters
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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
- Available For Licensing Yes
Highest Development Phases
- Phase I Solid tumours
Most Recent Events
- 03 Sep 2026 SK biopharmaceuticals plans a first in human phase I trial for Solid tumours (Second-line therapy or greater, Late-stage disease) in the USA and South Korea in first half 2026
- 08 May 2026 Phase-I clinical trials in Solid tumours (Late-stage disease, Second-line therapy or greater) in South Korea (IV) prior to May 2026 (SK Biopharmaceuticals pipeline, August 2026) (NCT07812805)
- 08 May 2026 Phase-I clinical trials in Solid tumours (Late-stage disease, Second-line therapy or greater) in USA (IV) prior to May 2026 (SK Biopharmaceuticals pipeline, August 2026) (NCT07812805)