Drug Profile

Trastuzumab biosimilar - Chia Tai Tianqing Pharmaceutical

Alternative Names: Saituo; TQ-B211

Latest Information Update: 29 Jul 2025

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At a glance

Originator Chia Tai Tianqing Pharmaceutical Group
Class Antineoplastics; Immunotherapies; Monoclonal antibodies
Mechanism of Action Antibody-dependent cell cytotoxicity; ERBB 2 receptor antagonists

Orphan Drug Status

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

No
New Molecular Entity No

Highest Development Phases

Registered Breast cancer; Gastric cancer

Most Recent Events

31 Jul 2023 Registered for Breast cancer (Metastatic disease) in China (IV)
31 Jul 2023 Registered for Gastric cancer (Metastatic disease) in China (IV)
23 Sep 2022 No development reported - Phase-III for Breast cancer (Combination therapy, First-line therapy, Metastatic disease) in China (IV)

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