New drug combo aims to shrink Hard-to-Treat lung and throat cancers

NCT ID NCT05956587

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This phase II trial tests two drugs, SI-B003 and BL-B01D1, alone or together in 121 adults with advanced non-small cell lung cancer or nasopharyngeal carcinoma. The goal is to see if the combination shrinks tumors and to find the safest, most effective dose. Participants must have tried other treatments and have a life expectancy of at least 3 months.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
SI-B003 and BL-B01D1 (izalontamab brengitecan) given by IV
What this could lead to
If successful, this could offer a new treatment option for people with advanced lung or nasopharyngeal cancers that have not responded to other therapies.
What could go wrong
This is an early phase II trial with only 121 participants, so results may not apply to everyone. The combination may cause side effects or fail to shrink tumors.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Chongqing University Cancer Hospital

    NOT_YET_RECRUITING

    Chongqing, Chongqing Municipality, China

  • Fujian Cancer Hospital

    NOT_YET_RECRUITING

    Fuzhou, Fujian, China

  • Henan Cancer Hospital

    NOT_YET_RECRUITING

    Zhengzhou, Henan, China

  • Hunan Cancer Hospita

    NOT_YET_RECRUITING

    Changsha, Hunan, China

  • Linyi Cancer Hospital

    RECRUITING

    Linyi, Shangdong, China

  • Liuzhou People's Hospital

    NOT_YET_RECRUITING

    Liuzhou, Guangxi, China

  • Sun Yat-sen Memorial Hospital, Sun Yat-sen University

    NOT_YET_RECRUITING

    Guangzhou, Guangdong, China

  • Sun Yat-sen University Cancer Center

    NOT_YET_RECRUITING

    Guangzhou, Guangdong, 510000, China

  • The First Affiliated Hospital of Henan University of Science and Technology

    NOT_YET_RECRUITING

    Luoyang, Henan, China

  • The First Affiliated Hospital of Xi'an Jiao Tong University

    NOT_YET_RECRUITING

    Xi’an, Shanxi, China

  • The First Affiliated Hospital, Sun Yat-sen University

    NOT_YET_RECRUITING

    Guangzhou, Guangdong, China

  • The Second Affiliated Hospital Of Nanchang University

    NOT_YET_RECRUITING

    Nanchang, Jiangxi, China

  • Tianjin Medical University General Hospital

    NOT_YET_RECRUITING

    Tianjin, Tianjin Municipality, China

  • Union Hospital Tongji Medical College, Huazhong University of Science and Technology

    NOT_YET_RECRUITING

    Wuhan, Hubei, China

  • Zhejiang Cancer Hospital

    NOT_YET_RECRUITING

    Hangzhou, Zhejiang, China

  • Zhongnan Hospital of Wuhan University

    NOT_YET_RECRUITING

    Wuhan, Hubei, China

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