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One-Time gel for knee pain: does it last?

NCT ID NCT07322770

Symptom relief Sponsor: Contrad Swiss SA Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at whether a single-dose gel called CR500™ can ease knee osteoarthritis symptoms over a long period. Researchers followed up with 35 people who had already been in a previous trial of the gel. They measured pain and function using a standard knee score and asked about any extra treatments needed.

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

35 people

The number who actually took part.

Started

Feb 2025

Finished

Aug 2025

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

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

Who is studied

Participants in the CTD-SW CR500™-KOA 2020 clinical study

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: * Oral informed consent from the patient. * Participation in the CTD-SW CR500™-KOA 2020 clinical study. * Willingness to participate in the survey. Exclusion Criteria: * Patients who were excluded following major protocol violations during the CTD-SW CR500™-KOA 2020 clinical study

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Conditions

The condition(s) this trial relates to.

osteoarthritis, knee Patient Satisfaction

As listed by the trial registrant

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

Knee osteoarthritis

Contacts and locations

Locations

  • Istituto Clinico Mater Domini Casa di Cura Privata - Gruppo Humanitas

    Castellanza, VARESE, 21053, Italy

More trials for these conditions

Other studies related to the condition(s) this trial covers.