Drug Profile

XS 02

Alternative Names: XS-02

Latest Information Update: 10 Oct 2025

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At a glance

Originator XSXH Therapeutics
Class Antineoplastics; Small molecules
Mechanism of Action Checkpoint kinase 1 inhibitors

Orphan Drug Status

Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

No
New Molecular Entity Yes

Highest Development Phases

Phase I Solid tumours

Most Recent Events

07 Oct 2025 Phase-I clinical trials in Solid tumours (Late-stage disease) (PO) prior to October 2025 (Shanghai Fosun Pharmaceutical pipeline, October 2025)
29 Jul 2024 NovaOnco Therapeutics plans a phase I/II trial for Solid tumors (Late-stage disease, Metastatic disease, Second-line therapy or greater) (PO) in July 2024 (NCT06531486) (CTR20241879)
30 May 2023 XSXH Therapeutics plans to file an IND application for XS 02 in Solid tumours in 2023

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