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
- NCT06911437Enrolling by invitation
Knee pain relief with Chinese formula and massage
This study tests if combining a Chinese herbal formula called Xiaoyu Zhitong with a gentle drainage massage can reduce knee pain and swelling. It may help people whose knee symptoms are worse in cold, damp weather.
BeijingAges 25–70 - NCT04677907Recruiting
Testing a metal knee implant feature in osteoarthritis surgery
This trial studies a specific type of knee replacement and how well it works after surgery for people with knee osteoarthritis. It may help doctors understand which implant approach leads to better outcomes and recovery.
Glasgow, ScotlandAges 18 years+ - NCT06906939RecruitingEarly Phase 1
Brain stimulation and tai chi for knee arthritis and depression
This pilot study tests if combining brain stimulation (rTMS) with Tai Chi can help knee arthritis pain and improve depression. It compares these two treatments to see which works better for people with both pain and low mood.
Los Angeles, CaliforniaAges 50–95 - NCT06893250Enrolling by invitationPhase 2/Phase 3
Orthobiologic treatment for knee osteoarthritis
This study tests a treatment made from your own body's healing components to reduce knee pain. It may help people with mild to moderate knee osteoarthritis who haven't had knee surgery or strong pain relievers lately.
Tromsø, TromsøAges 40–70 - NCT06884865RecruitingPhase 2
Study of an experimental knee injection for osteoarthritis pain
This study tests a new investigational medicine injected into the knee to see if it is safe and tolerable for people with painful knee osteoarthritis. It may help reduce pain and improve knee function.
Birmingham, AlabamaAges 45–80 - NCT06887829Recruiting
A study of low-dose radiation for knee osteoarthritis
This study tests a low-dose radiation treatment for knee osteoarthritis that might reduce pain and improve knee function. If you have been dealing with constant or intermittent knee pain and meet the other criteria, this could be an option for you.
Rochester, MinnesotaAges 50–100 - NCT05100966Recruiting
Exercise program for people waiting for hip or knee replacement
This trial tests a “getting fit” program to help people who are somewhat frail before hip or knee replacement surgery. It aims to improve fitness while you wait for surgery, which may help you feel stronger for recovery.
Calgary, AlbertaAges 60 years+ - NCT06483269Recruiting
Platelet-rich plasma injection for knee arthritis in young athletes
This trial tests using your own platelet-rich plasma (PRP), made from a blood sample, as an injection to treat knee osteoarthritis in active young adults. The goal is to see if it reduces pain and helps you stay active.
BolognaAges 18–40 - NCT06857123Recruiting
Rest breaks during exercise for knee osteoarthritis
This study is testing whether adding short rest breaks during exercise can help people with knee osteoarthritis feel better and stick with a program. It may be a good option if you have mild to moderate knee pain and are not very active right now.
Pittsburgh, PennsylvaniaAges 45–79 - NCT06843980Recruiting
Knee implant trial for inner knee pain
This trial tests a knee implant for people with pain on the inner side of the knee that gets worse with activity. It may be an option if other non-surgical treatments haven't helped.
Davis, CaliforniaAges Any age - NCT06635655Recruiting
Testing a new prosthetic knee for mental ease
This study tests whether a new prosthetic knee system helps reduce mental effort while walking for people with above-knee amputations. If you use a prosthetic leg and are comfortable with a smartphone, you may be able to join.
Multiple LocationsAges 18–84 - NCT06833372Recruiting
Shock wave therapy for knee arthritis
This trial tests if shock wave treatment can reduce knee pain from osteoarthritis. It may help people with moderate knee arthritis who haven't had recent physical therapy or joint injections.
BariAges 45–80 - NCT05378815Recruiting
Platelet injections for knee arthritis pain
This study tests whether platelet-rich plasma (a treatment made from your own blood) can reduce symptoms of knee osteoarthritis. It focuses on people with specific types of knee pain and X-ray findings, and compares against rules around current pain medicines and injections.
Créteil, Val-De-MarneAges 40–79 - NCT06517056Recruiting
3D Knee Assessment for Active Duty Knee Pain
This trial tests a 3D camera device that measures how your knee moves. It may help find the best way to treat your front-of-knee pain and keep you mission-ready.
Honolulu, HawaiiAges 18–50 - NCT06570291RecruitingPhase 3
Stem cell injection for knee osteoarthritis
This trial tests a new treatment using donor stem cells injected into the knee for people with moderate knee osteoarthritis. It aims to see if these cells can reduce pain and improve function.
Shanghai, ChinaAges 40–75 - NCT06800846Enrolling by invitationPhase 4
Pain relief after knee replacement: injection methods compared
This study compares two ways to give pain medicine during knee replacement surgery: one is injected into the bone, the other around the joint. Researchers want to see which works better and may help you recover with less pain.
Khlong Luang, Changwat Pathum ThaniAges 50–80 - NCT06800209RecruitingPhase 2
Pain Reprocessing Therapy for ongoing knee pain after replacement
This study tests if Pain Reprocessing Therapy can help reduce knee pain that continues 3 months after a knee replacement. It uses a telehealth approach so you can participate from home.
Aurora, ColoradoAges 18 years+ - NCT06779071Enrolling by invitationPhase 3
NPNP-001 injection for knee osteoarthritis pain
This study tests a new medicine called NPNP-001 for people with knee osteoarthritis who have not gotten enough relief from other treatments. The medicine is given as an injection into the knee to see if it can reduce pain and improve function.
SeoulAges 40 years+ - NCT06770153Recruiting
A trial comparing two knee replacement balancing techniques
This study compares a special tensioning tool to the standard method for balancing a new knee joint during total knee replacement. It aims to see which technique provides better outcomes.
BolognaAges 50–85 - NCT06768762Recruiting
Home activity program for knee replacement recovery
This study tests a home-based physical activity program for adults who have had a knee replacement at least a year ago. It aims to help you become more active with remote support and coaching.
Columbia, South CarolinaAges 18 years+ - NCT06755697Recruiting
Comparing injection methods for knee osteoarthritis
This trial compares two ways to give dextrose injections for knee osteoarthritis: one into the joint space and one guided by MRI into the tissues around the knee. It aims to see which approach works better for pain and function.
TaipeiAges 45–80 - NCT06744036Recruiting
Exercise and electrical stimulation for knee arthritis
This study tests whether adding a gentle electrical current (interferential therapy) to a personalized exercise program can reduce pain and improve function in people with knee osteoarthritis. If you have knee pain from arthritis and have not had physical therapy or certain injections in the past six months, you may be able to join.
São PauloAges 40–75 - NCT06740214RecruitingPhase 3
Different doses of liposomal bupivacaine for knee replacement pain
This trial tests different doses of a long-acting painkiller (liposomal bupivacaine) injected into a nerve block in the thigh to see which dose works best for pain after knee replacement surgery. It may help you have better pain control and recover faster.
Hong Kong, Hong KongAges 18–80 - NCT06733597Recruiting
Bone density change after knee replacement with or without cement
This study looks at how bone density in the thigh bone changes after knee replacement surgery, comparing two ways of attaching the new joint (with cement or without). It may help people who have normal bone density or early bone thinning but not full osteoporosis.
Madison, WisconsinAges 55 years+
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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.