Clinical trials
Knee clinical trials
Below are recruiting knee clinical trials, each written for real people, not researchers. We’re tracking 814 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07050277RecruitingPhase 3
Morphine for bladder issues after knee replacement
This study tests whether adding morphine to spinal anesthesia can reduce trouble urinating after a second knee replacement surgery. It may help you avoid needing a catheter after surgery.
Toronto, OntarioAges 21 years+ - NCT07053943Enrolling by invitation
Comparing single vs. multiple antibiotic doses for hip and knee replacement
This study compares two ways of giving antibiotics before hip or knee replacement surgery to see which one leads to fewer infections needing another surgery. It may help doctors choose the best antibiotic approach for patients having their first joint replacement.
Amsterdam, North HollandAges Any age - NCT06994546Recruiting
ArtiBest injection for knee osteoarthritis pain
This trial tests a new hyaluronic acid injection called ArtiBest for people with mild to moderate knee osteoarthritis who haven't gotten enough relief from other treatments like physical therapy or pain pills. It aims to see if the injection can reduce knee pain and improve function.
Kaohsiung CityAges 35–85 - NCT07016243Recruiting
Knee recovery and ankle movement after knee replacement
This study looks at how well patients can move their ankle after knee replacement surgery and whether it affects their knee recovery. It may help improve rehabilitation for future patients.
Bagheria, PalermoAges 65–85 - NCT07017400Recruiting
Nerve block for knee replacement pain relief
This trial tests a nerve block called the sacral erector spinae plane block to see if it improves pain control after total knee replacement surgery. If you're having a knee replacement and staying in the hospital overnight, you may be able to join.
CrotoneAges 18 years+ - NCT07021287Recruiting
Cold therapy after knee replacement surgery
This study compares different cold therapy programs to see which works best for pain and swelling after total knee replacement. Everyone in the study receives cold therapy, and the researchers will track recovery outcomes.
Yiwu, ZhejiangAges 18 years+ - NCT07006545Enrolling by invitation
Getting back to activity after knee replacement
This study looks at how well people can return to daily activities and exercise after total knee replacement surgery. It may help find better ways to guide recovery.
Munich, BavariaAges 18 years+ - NCT06054633Recruiting
L-arginine for knee osteoarthritis pain
This study tests whether L-arginine, a natural amino acid, can help with knee pain from osteoarthritis. You might be eligible if you are 40–80 years old, have moderate osteoarthritis on X-ray, and have had knee pain for at least 3 months.
Changsha, HunanAges 40–80 - NCT06999057RecruitingEarly Phase 1
Knee injury study for healthy active adults
This trial studies how your thigh muscle adapts after a simulated knee injury. It uses mild electrical stimulation and a small needle to measure muscle signals, and may help improve recovery after knee injuries.
Orlando, FloridaAges 18–30 - NCT07002580Recruiting
Knee surgery pain relief: nerve block comparison
This study compares two types of nerve blocks (iPACK and adductor canal block) to see which provides better pain relief after arthroscopic knee surgery. It may help you have less pain and recover faster.
SakaryaAges 18–50 - NCT05816798RecruitingPhase 2/Phase 3
Laser treatment to reduce chronic knee pain before weight-surgery
This trial tests whether photobiomodulation (a type of laser/light therapy) can reduce chronic pain in both knees for people preparing for bariatric (weight-loss) surgery. If you have knee pain that limits daily life, the treatment may help you feel better while you’re in the pre-surgery rehabilitation period.
Goiânia, GoiásAges 18–70 - NCT06976138Recruiting
Using Light or ions to Improve Sleep and Pain After Knee Surgery
This study tests whether a special bright light or negative ion therapy can help older adults sleep better and have less pain after knee replacement surgery. It's for people with knee arthritis who already have trouble sleeping and are scheduled for one knee replacement.
Baltimore, MarylandAges 60 years+ - NCT06971757Recruiting
Is yearly check-up after hip or knee replacement needed?
This study looks at whether routine check-ups one year after hip or knee replacement are helpful or unnecessary. If you've had or are scheduled for a first hip or knee replacement for arthritis, you may be able to join.
AmsterdamAges 50 years+ - NCT06953375Recruiting
Electrical stimulation for faster recovery after knee replacement
This study tests if adding a gentle electrical stimulation (called NMES) to standard physical therapy helps people recover strength faster after knee replacement surgery. It is for patients who go to specific UCHealth or Intermountain Health therapy clinics after their first total knee replacement.
Aurora, ColoradoAges 18 years+ - NCT06960564Recruiting
Hyaluronic acid injection for knee osteoarthritis
This study tests whether a hyaluronic acid injection (a natural lubricant for joints) can reduce inflammation markers in the knee for people with osteoarthritis. It may be a good option if you have moderate knee pain that hasn't improved with other treatments.
IstanbulAges 45–75 - NCT06946368Recruiting
Exparel for pain after knee replacement
This study tests if a long-lasting numbing medicine called Exparel, given by the surgeon during knee replacement, helps control pain after surgery. It is for people having their first total knee replacement on one knee due to arthritis.
Cleveland, OhioAges Any age - NCT06946329Enrolling by invitation
Water exercise for knee pain in obese men
This study tests whether a supervised water exercise program (called WATERinMOTION) can reduce knee pain and improve movement in obese men with knee osteoarthritis. It may help if you are looking for a gentle, joint-friendly way to manage your knee pain.
Zahedan, Sistan and BaluchestanAges 45–65 - NCT06931951Recruiting
Acupuncture with medicine for knee pain after a car accident
This trial tests a type of acupuncture that injects medicine into specific points (pharmacopuncture) to treat severe knee pain from a recent traffic accident. It looks at whether this treatment is safe and effective for people who are already in the hospital for their injury.
DaejeonAges 19–69 - NCT06940479Recruiting
Testing a knee procedure for osteoarthritis pain relief
This trial studies changes in joint fluid before and after a procedure called genicular artery embolization (GAE) for knee osteoarthritis. It aims to understand how the procedure works to reduce pain and improve knee function.
Aurora, ColoradoAges 18 years+ - NCT06932614Recruiting
Growth factor vs PRP for knee arthritis
This trial compares two injections—a special growth factor treatment and a platelet-rich plasma (PRP) injection—to see which works better for knee osteoarthritis. It aims to help people with mild to moderate knee arthritis who have had pain for at least 3 months.
TaipeiAges 20–80 - NCT06933706RecruitingPhase 2
Losartan for better recovery after multi-ligament knee injury
This trial tests if losartan, a blood pressure medication, can improve healing and recovery after surgery for a multi-ligament knee injury. Taking losartan for 30 days after surgery may reduce stiffness and help you get back to your normal activities sooner.
Lexington, KentuckyAges 18–40 - NCT06925880Recruiting
Can creatine help seniors recover strength after knee replacement?
This trial tests if taking creatine supplements can help people aged 65+ rebuild muscle mass and strength more quickly after total knee replacement surgery. Participants will take creatine during their standard outpatient rehab program.
Mataró, BarcelonaAges 65 years+ - NCT06918847Recruiting
Comparing myofascial release vs. cupping for restless leg and knee OA
This study compares two hands-on therapies – myofascial release (gentle stretching of connective tissue) and cupping (using suction cups on the skin) – to see which one better improves quality of life for people who have both restless leg syndrome and knee osteoarthritis. If you have both conditions, you may be able to join.
Karachi, SindhAges 40–70 - NCT06911359RecruitingPhase 2
Anti-inflammatory vs. Prolotherapy for Knee Osteoarthritis
This study tests whether anti-inflammatory medications or dextrose prolotherapy (sugar water injections) can reduce knee pain and improve function in people with knee osteoarthritis. If you are a military healthcare beneficiary with moderate to severe knee pain, you may be able to join.
Travis AFB, CaliforniaAges 45–75
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Common questions
- Are there clinical trials for knee?
- Yes. Clin2 currently lists 814 recruiting knee studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a knee trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a knee trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.