SAR 447873
Alternative Names: 212-Pb-Targeted-Alpha-Emmitter-Therapy; 212Pb-AR-RMX; 212Pb-octreotate analog; AlphaMedix; Lead-212 radionuclide; ORM-2110; Pb212-octreotide analog; SAR-447873; ²¹²Pb-DOTAMTATELatest Information Update: 29 Oct 2025
At a glance
- Originator AREVA Med; RadioMedix
 - Developer Orano Med; RadioMedix
 - Class Antineoplastics; Drug conjugates; Peptides; Radiopharmaceuticals
 - Mechanism of Action Ionising radiation emitters
 
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              Orphan Drug Status
              Yes - Neuroendocrine tumours
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
 - New Molecular Entity Yes
 
Highest Development Phases
- Phase II Neuroendocrine tumours
 
Most Recent Events
- 20 Oct 2025 Efficacy and adverse event data from the phase II ALPHAMEDIX-02 trial in Neuroendocrine tumours released by Sanofi
 - 20 Oct 2025 Sanofi plans a phase III trial for Neuroendocrine tumours
 - 08 Oct 2025 Efficacy and adverse event data from the phase II ALPHAMEDIX-02 trial in Neuroendocrine tumours released by RadioMedix