Knee surgery recovery boosted by simple injection, study finds

NCT ID NCT07476508

Completed Symptom relief Sponsor: Collegium Medicum w Bydgoszczy Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a hyaluronic acid injection into the knee or an oral chondroitin sulfate supplement could help people recover faster after arthroscopic surgery for a torn meniscus. About 290 adults were randomly assigned to standard rehab alone, rehab plus the supplement, or rehab plus two injections. The main goal was to measure knee function and pain 12 weeks after surgery using a standard questionnaire.

What this could mean

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

Active substance: hyaluronic acid injection (Biolevox HA 2.2%) and oral chondroitin sulfate supplement (Flextrum)
What this could lead to: If it works, this could point toward a simple injection or supplement to help people recover faster and with less pain after knee surgery.
What could go wrong: This is a completed trial, but the results are not yet widely confirmed. The improvements may be small or not apply to all patients. There is also a risk of injection-related side effects like pain or swelling.

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

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Conditions

The condition(s) this trial relates to.

Knee Injuries

As listed by the trial registrant

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

KNEE INJURIES MEDIAL MENISCUS TEAR MENISCUS LESION

Contacts and locations

Locations

Department of Orthopaedics and Traumatology, Regional Hospita

Grudziądz, Poland
Department of Orthopedics Collegium Medicum, Nicolaus Copernicus University

Bydgoszcz, Poland

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