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Can your own blood heal tendons? large study investigates PRP

NCT ID NCT07558564

Disease control Sponsor: ReSport Clinic Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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

Summary

This large real-world study is testing whether platelet-rich plasma (PRP) injections can reduce pain and improve function in people with chronic tendinopathies, including patellar, Achilles, elbow, and plantar fasciitis. Researchers will follow 2000 participants for 12 months, tracking pain scores and function. The goal is to see how well PRP works in everyday medical practice.

What this could mean

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

Active substance
Platelet-rich plasma (PRP)
What this could lead to
If successful, this study could confirm PRP as a safe and effective option for managing chronic tendon pain and improving function.
What could go wrong
This is an observational study, not a controlled trial, so results may be less conclusive. Individual responses to PRP vary, and benefits may not apply to everyone.

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 2,000 people

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

Expected to start

Apr 2026

An estimate. Start dates often move.

Expected to finish

Mar 2028

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

Adult patients (\>18 years), of both sexes, diagnosed with patellar, Achilles, epicondylar tendinopathy or plantar fasciosis, who have received PRP treatment according to physician discretion.

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: * Clinical and/or ultrasound diagnosis of chronic tendinopathy (duration \>6 weeks) * Age \>18 years * Provision of written informed consent * Willingness and ability to complete follow-up assessments for 12 months Exclusion Criteria: * Surgical treatment of the affected tendon within the previous 6 months * Corticosteroid injection within the last month * Systemic inflammatory disease (e.g., rheumatoid arthritis) * Coagulopathies or ongoing anticoagulant therapy * Complete blood count showing a platelet concentration \<100 × 10⁹/L (to exclude patients with potential thrombocytopenia) * Pregnancy or breastfeeding

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Conditions

The condition(s) this trial relates to.

disease of the tendon epicondylitis patellar tendinitis plantar fasciitis

As listed by the trial registrant

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

Achilles tendinopathy (AT) Epicondylitis, lateral Patellar tendinopathy Plantar fasciitis, chronic

How to take part

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

  1. The study's own enquiry address

    This study publishes an address for enquiries. See it below .

  2. The places running it

    5 sites. The list below names each one and where it is.

  3. 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 ↗

  4. 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

  • Hospital MIKS

    RECRUITING

    Vitoria-Gasteiz, 01010, Spain

  • Instituto Cugat

    RECRUITING

    Barcelona, 08023, Spain

    Contact Email: •••••@•••••

  • Instituto Médico Arriaza

    RECRUITING

    A Coruña, 15009, Spain

    Contact Email: •••••@•••••

  • ReSport Clinic

    RECRUITING

    Barcelona, 08029, Spain

  • Ripoll y dePrado Medical Group

    RECRUITING

    Madrid, 28010, Spain

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