Could a cancer drug tame cushing disease?

NCT ID NCT03774446

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This phase 2 trial tests seliciclib, an oral drug, in 13 adults with Cushing disease. The goal is to see if 4 weeks of treatment can lower high cortisol levels to normal or reduce them by at least half. Researchers will also monitor safety and check for changes in tumor size and quality of life.

What this could mean

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

Active substance

Seliciclib (R-roscovitine)

What this could lead to

If successful, this could point toward a new oral treatment option for Cushing disease, potentially reducing the need for surgery or long-term medication.

What could go wrong

This is a small, early-phase trial with only 13 participants, so results may not apply broadly. The drug may not effectively lower cortisol or could cause side effects.

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.

ACTH-dependent Cushing syndrome Cushing disease due to pituitary adenoma

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

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

Locations

  • Cedars-Sinai Medical Center

    RECRUITING

    Los Angeles, California, 90048, United States

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

    Contact

    Contact