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Proton therapy under the microscope: huge study aims to prove its worth

NCT ID NCT07317245

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study is gathering information from 500 cancer patients treated with proton therapy, a type of radiation that may cause fewer side effects than standard radiation. Researchers want to see how well it works in everyday practice and track any side effects. The goal is to build evidence that could make proton therapy available to more people.

What this could mean

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

Active substance
proton therapy
What this could lead to
If successful, this study could provide stronger evidence to expand access to proton therapy for more cancer types, potentially reducing side effects compared to standard radiation.
What could go wrong
This is an observational study, not a controlled trial, so it cannot prove cause and effect. Results depend on the quality of real-world data, which may have limitations.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 500 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jan 2026

Expected to finish

Jan 2036

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

patients with indication to proton therapy treatment

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Solid tumors candidate to proton therapy, in particular, according to Italian regolamentations * Written informed consent for HU-PRO according to applicable legal and ethical requirements * Indication for proton therapy * ≥ 18 years old * ECOG PS (performance status scale) 0-2 Exclusion Criteria: * Age \< 18 years old * ECOG (performance status scale) \>3 * Life expectancy \< 3 months * Inability to provide informed consent

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • IRCCS Humanitas Research Hospital

    RECRUITING

    Rozzano, Michigan, 20025, Italy

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