New drug combo shows promise for Tough-to-Treat Ewing's sarcoma

NCT ID NCT05046314

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This phase II trial tested a new drug called TK216 combined with the chemotherapy drug vincristine in 15 people with Ewing's sarcoma that had come back or stopped responding to treatment. The main goal was to see how many patients' tumors shrank or disappeared. The study was completed in China and aimed to find a better option for this rare cancer.

What this could mean

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

Active substance

TK216 (a drug) combined with vincristine (a chemotherapy drug)

What this could lead to

If successful, this could point toward a new treatment option for people with Ewing's sarcoma that has come back or not responded to other therapies.

What could go wrong

This is a small, early-phase trial with only 15 participants, so results may not apply to everyone. The drug combination may cause side effects, and it is not yet known if it works better than existing treatments.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

Ewing sarcoma Recurrence

As listed by the trial registrant

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

Contacts and locations

Locations

  • Henan Cancer Hospital

    Zhengzhou, Henan, 450003, China

  • Henan Provincial People's Hospital

    Zhengzhou, Henan, 450003, China

  • Hunan Cancer Hospital

    Changsha, Hunan, 410031, China

  • Peking University People's Hospital

    Beijing, Beijing Municipality, 100044, China

  • Shanghai Sixth People's Hospital

    Shanghai, Shanghai Municipality, 200233, China

  • The Second Affiliated Hospital Zhejiang University School of Medicine

    Hangzhou, Zhejiang, 310003, China

  • Tianjin Medical University Cancer Institude & Hospital

    Tianjin, Tianjin Municipality, 300060, China

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

    Wuhan, Hubei, 100005, China