Could a short, High-Dose drug course cure small pituitary tumors?

NCT ID NCT07463235

First seen Mar 15, 2026 · Last updated Jun 23, 2026 · Updated 10 times

Summary

This study tests whether a higher dose of the drug cabergoline, taken for about 6 months, can achieve lasting remission in women with small prolactinomas (non-cancerous pituitary tumors that cause excess prolactin). 70 premenopausal women will be randomly assigned to either the high-dose short course or standard long-term low-dose treatment. The goal is to see if the high-dose approach leads to normal prolactin levels for at least a year after stopping the drug, potentially avoiding years of daily medication.

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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

  • CPC

    RECRUITING

    Ponta Grossa, Brazil

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

  • HCFMUSP

    RECRUITING

    São Paulo, Brazil

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

  • HCPA

    COMPLETED

    Porto Alegre, Brazil

  • Hospital Moinhos de Vento

    RECRUITING

    Porto Alegre, Brazil

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

  • Sta Casa-RS

    RECRUITING

    Porto Alegre, Brazil

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

  • Sta Casa-SP

    RECRUITING

    São Paulo, Brazil

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

  • UFG

    RECRUITING

    Goiânia, Brazil

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

  • UFMG

    RECRUITING

    Belo Horizonte, Brazil

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

  • UFPE

    RECRUITING

    Recife, Brazil

    Contact Email: •••••@•••••

  • UFPR

    RECRUITING

    Curitiba, Brazil

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

  • UFRJ

    RECRUITING

    Rio de Janeiro, Brazil

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

  • UNB

    RECRUITING

    Brasília, Brazil

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

  • USP-RP

    RECRUITING

    Ribeirão Preto, Brazil

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

  • Unesp

    RECRUITING

    Botucatu, Brazil

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

  • Unicamp

    RECRUITING

    Campinas, Brazil

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

  • Unifesp

    RECRUITING

    São Paulo, Brazil

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

What this could mean

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

Active substance

Cabergoline (a drug that lowers prolactin levels)

What this could lead to

If successful, this could offer a shorter, more effective treatment course for small prolactinomas, potentially allowing women to stop medication sooner without the tumor returning.

What could go wrong

This is a relatively small, early-phase trial (70 participants) and the high dose may cause more side effects. Remission may not be permanent, and results may not apply to all patients.

Conditions

The condition(s) this trial relates to.

hyperprolactinemia prolactin-producing pituitary gland adenoma

As listed by the trial registrant

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