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BL-M17D1

Generic Name
BL-M17D1

Overview

No overview information available.

Indication

No indication information available.

Associated Conditions

No associated conditions information available.

Research Report

Published: Oct 26, 2025

An In-Depth Analysis of BL-M17D1: A Next-Generation HER2-Targeted Antibody-Drug Conjugate in Early-Stage Clinical Development

Executive Summary

BL-M17D1 is an investigational, clinical-stage antibody-drug conjugate (ADC) engineered to target the Human Epidermal Growth Factor Receptor 2 (HER2). The asset was originated by Sichuan Baili Pharmaceutical Co., Ltd. and is being advanced through a global clinical development program by its U.S. subsidiary, Systimmune, Inc. The molecular architecture of BL-M17D1 consists of three core components: an undisclosed anti-HER2 monoclonal antibody, a proprietary cytotoxic payload of monomethyl auristatin E (MMAE), and a novel, proprietary "next-generation" linker technology. This construction is designed to offer a superior therapeutic window compared to existing HER2-targeted therapies by optimizing the delivery of a potent, well-characterized cytotoxic agent directly to tumor cells.

The development program for BL-M17D1 achieved a critical regulatory milestone on November 8, 2024, with the clearance of its Investigational New Drug (IND) application by the U.S. Food and Drug Administration (FDA).[1] This clearance has enabled the initiation of a multifaceted Phase 1 clinical trial program that is running in parallel in the United States and China. This ambitious program is strategically designed to evaluate the drug's safety, tolerability, pharmacokinetics, and preliminary efficacy across an unusually broad spectrum of patients. The target population includes not only those with traditionally defined HER2-positive tumors but also those with HER2-expressing (including HER2-low) and HER2-mutant solid tumors, spanning indications such as breast, gastric, lung, and urothelial cancers.

Continue reading the full research report

FDA Drug Approvals

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HSA Drug Approvals

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NMPA Drug Approvals

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PPB Drug Approvals

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TGA Drug Approvals

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Health Canada Drug Approvals

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CIMA AEMPS Drug Approvals

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Philippines FDA Drug Approvals

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Saudi SFDA Drug Approvals

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Malaysia NPRA Drug Approvals

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UK EMC Drug Information

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