New kidney cancer drug shows promise in early trial

NCT ID NCT04846920

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This early-stage trial tested a drug called belzutifan in 29 people with advanced clear cell kidney cancer that had worsened after other treatments. The main goal was to check safety and find the right dose. Participants took belzutifan pills daily, and researchers monitored side effects and how the drug moved through the body.

What this could mean

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

Active substance

Belzutifan (also known as MK-6482, WELIREG™)

What this could lead to

If successful, this could lead to a new treatment option for advanced kidney cancer that has stopped responding to other therapies.

What could go wrong

This is an early Phase 1 trial with only 29 participants, focused on safety. It is too small to prove effectiveness, and side effects may limit its use.

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.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for ADVANCED CLEAR CELL RENAL CELL CARCINOMA are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

clear cell renal carcinoma renal cell adenocarcinoma renal cell carcinoma

As listed by the trial registrant

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

Contacts and locations

Locations

  • Beth Israel Deaconess Medical Center ( Site 1002)

    Boston, Massachusetts, 02215, United States

  • University of Michigan ( Site 1006)

    Ann Arbor, Michigan, 48109, United States

  • University of Texas MD Anderson Cancer Center-Genitourinary Medical Oncology ( Site 1007)

    Houston, Texas, 77030, United States

  • Vanderbilt University Medical Center-Vanderbilt-Ingram Cancer Center ( Site 1005)

    Nashville, Tennessee, 37232, United States