Sacituzumab tirumotecan - Klus Pharma/Merck & Co
Alternative Names: MK-2870; sac-TMT; SKB-264Latest Information Update: 16 Feb 2026
At a glance
- Originator Klus Pharma
- Developer Klus Pharma; Merck & Co; Sichuan Kelun-Biotech Biopharmaceutical
- Class Antineoplastics; Camptothecins; Drug conjugates; Immunoconjugates; Immunotoxins; Monoclonal antibodies
- Mechanism of Action DNA topoisomerase I inhibitors
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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; Non-small cell lung cancer; Triple negative breast cancer
- Phase III Adenocarcinoma; Cervical cancer; Endometrial cancer
- Phase II Biliary cancer; Cancer; Colorectal cancer; Pancreatic cancer; Solid tumours
- Phase I/II Bladder cancer; Gastrointestinal cancer; Urogenital cancer
Most Recent Events
- 06 Feb 2026 Launched for HER2-negative-breast-cancer (Metastatic disease, Second-line therapy or greater, Inoperable/Unresectable, Late-stage disease) in China (IV)
- 06 Feb 2026 Registered for HER2-negative-breast-cancer (Late-stage disease, Inoperable/Unresectable, Metastatic disease, Second-line therapy or greater) in China (IV)
- 14 Jan 2026 Sichuan Kelun-Biotech Biopharmaceutical plans a phase II trial for Ovarian cancer (IV), in January 2026 (NCT07341100)