New pill targets Hard-to-Treat cancers in early human test

NCT ID NCT06264921

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

Summary

This early-phase trial tested an experimental oral drug called NKT3447 in 23 adults with advanced or metastatic solid tumors that had stopped responding to standard treatments. The goal was to check safety, find the right dose, and see if the drug could shrink tumors. The study was terminated early, so results are limited.

What this could mean

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

Active substance

NKT3447 (an oral CDK2 inhibitor)

What this could lead to

If it works, this could point toward a new treatment option for certain advanced solid tumors, especially ovarian cancer with CCNE1 amplification.

What could go wrong

This was a very early (Phase 1) trial with only 23 participants, and it was terminated early. The drug may not prove effective or safe in larger studies.

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.

endometrial cancer endometrial carcinoma endometrial disorder endometrium neoplasm estrogen-receptor negative breast cancer gastric cancer gastric carcinoma gastric neoplasm gastroesophageal junction adenocarcinoma Her2-receptor negative breast cancer hormone receptor-positive breast cancer metastatic neoplasm neoplasm Neoplasm Metastasis ovarian cancer ovarian carcinoma ovarian neoplasm progesterone-receptor positive breast cancer small cell lung carcinoma triple-negative breast carcinoma uterine disorder

As listed by the trial registrant

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

Contacts and locations

Locations

  • AdventHealth Cancer Institute

    Celebration, Florida, 34747, United States

  • Augusta University Georgia Cancer Center

    Augusta, Georgia, 30909, United States

  • Norton Cancer Institute - Broadway

    Louisville, Kentucky, 40202, United States

  • START Mountain Region

    West Valley City, Utah, 84119, United States

  • Sarah Cannon Research Institute at HealthONE

    Denver, Colorado, 80218, United States

  • Texas Oncology-Austin Midtown NEXT Oncology

    Austin, Texas, 78758, United States

  • The Gabrail Pharmacology Phase 1 Research Center

    Canton, Ohio, 44718, United States

  • University of California San Francisco (UCSF) - Helen Diller Family Comprehensive Cancer Center

    San Francisco, California, 94158, United States