New imaging study could unlock better kidney cancer treatments

NCT ID NCT07179770

First seen Oct 01, 2025 · Last updated Jun 23, 2026 · Updated 33 times

Summary

This early-phase study is looking at how the drug belzutifan changes a marker called CAIX on kidney cancer cells. Twelve people with advanced clear cell kidney cancer will get a special PET scan before and after four weeks of belzutifan. The goal is to see if belzutifan lowers CAIX levels, which could help design future combination treatments.

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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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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • NYU Langone Health

    RECRUITING

    New York, New York, 10016, United States

What this could mean

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

Active substance

Belzutifan (Welireg) and 89Zr-DFO-girentuximab (TLX250-CDx)

What this could lead to

If successful, this could help doctors understand how belzutifan affects kidney cancer cells and pave the way for more effective combination therapies.

What could go wrong

This is a very small, early-phase study with only 12 participants, so results may not apply broadly. The main goal is to measure changes on scans, not to treat the cancer directly.

Conditions

The condition(s) this trial relates to.

clear cell renal carcinoma Clear-cell metastatic renal cell carcinoma

As listed by the trial registrant

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