Clinical trials
Effectiveness clinical trials
Below are recruiting effectiveness clinical trials, each written for real people, not researchers. We’re tracking 6,378 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07684404Recruiting
Vitamin D for dental implant success
This trial tests if taking vitamin D improves how well dental implants bond with the jawbone in people with low vitamin D levels. It may help strengthen the implant integration.
Cairo, New CairoAges 20–60 - NCT07687589Enrolling by invitation
Testing a gut hormone for nausea in healthy adults
This study tests whether a natural gut hormone called GIP can reduce nausea by increasing blood flow to the gut. Researchers want to see how this works in healthy people.
HellerupAges 18–60 - NCT07681128Recruiting
Studying a new surgical stitch to help stomach emptying after pancreas surgery
This trial is testing whether adding a special connection (Braun anastomosis) between two parts of the small intestine during pancreas surgery can reduce delayed stomach emptying, a common problem after the procedure.
Tianjin, Tianjin MunicipalityAges 18 years+ - NCT07688213RecruitingPhase 2
Study of an investigational drug for early Alzheimer's disease
This trial tests an investigational injection for people in the early stages of Alzheimer's. It aims to see if the drug can safely slow down memory loss and brain changes.
Oakland, CaliforniaAges 55–85 - NCT07685106Recruiting
Cardiostory device test for heart failure in shortness of breath
This trial tests if a device called Cardiostory can tell if your shortness of breath (dyspnea) is caused by heart failure or something else. It's for people who started having trouble breathing in the last week.
Monastir, Monastir GovernorateAges 18 years+ - NCT07685600RecruitingPhase 1
Drug interaction study of AZD4144 and itraconazole
This trial checks if a new drug (AZD4144) works differently when taken with an antifungal medicine (itraconazole) in healthy volunteers. It helps doctors understand how to adjust doses for people who need both medicines.
HarrowAges 18–55 - NCT07684820RecruitingPhase 2
A study of ExPD-101 for COPD with chronic bronchitis and frequent flare-ups
This study tests an experimental drug (ExPD-101) given daily as a pill for 52 weeks for people with COPD who have chronic bronchitis and frequent flare-ups. It compares the drug to a placebo (inactive pill) to see if it reduces flare-ups and improves symptoms.
Phoenix, ArizonaAges 40–85 - NCT06660706Recruiting
Exercise study for older adults with slow walking or weak grip
This study tests whether a supervised exercise program can help improve muscle strength and overall health in people aged 65 and older. It also looks for certain markers in the blood that may be linked to the benefits of exercise.
TaipeiAges 65 years+ - NCT06166953Recruiting
Smartphone education for breast reconstruction recovery
This study tests if a smartphone-based education program helps women who are recovering from breast reconstruction surgery after a mastectomy. If you are a Turkish speaker with a compatible smartphone, you may be able to join.
Ankara, ÇankayaAges 18–75 - NCT06251700Recruiting
AI-assisted colonoscopy and long-term polyp prevention
This study checks if using AI during colonoscopy helps prevent growths from coming back. You'd need to have been in an earlier AI-colonoscopy study and be willing to come back for a follow-up colonoscopy 3 years later.
Hong KongAges 18 years+ - NCT06663267Recruiting
Weather and air pollution effects on heart health
This trial looks at how weather and air pollution may impact your heart health. It uses medical records to study these effects.
Hanzhou, ZhejiangAges 18–75 - NCT06666660Recruiting
Multivitamin study for middle-aged adults
This trial tests whether taking a daily multivitamin and mineral supplement can slow or reverse biological aging in healthy middle-aged adults. It involves blood tests, wearing an OURA ring, and using a study app.
Singapore, SingaporeAges 40–60 - NCT05785585Recruiting
B12 supplements test for people on a vegetarian diet
This study compares two forms of vitamin B12 to see how well they improve or maintain B12 levels in adults who eat vegetarian. It may help people understand which type of B12 works best for supporting normal B12 status.
Reus, TarragonaAges 18 years+ - NCT06642207Recruiting
Comparing two biologic drugs for ankylosing spondylitis
This study compares two types of biologic drugs (IL-17 inhibitors vs. anti-TNF drugs) in people with ankylosing spondylitis (a form of arthritis affecting the spine) who have already tried standard treatments. The goal is to see which drug works better for controlling symptoms.
SohagAges 16–60 - NCT07675304RecruitingEarly Phase 1
Mesotherapy for chronic low back pain study
This trial tests whether injecting a natural substance (collagen) into the lower back can safely reduce chronic pain. It may help people with pain that hasn't spread to the legs.
WarsawAges 18–65 - NCT06078007Recruiting
App for depression and anxiety in college students
This trial tests if a guided mobile app can help college students with mild to moderate depression or anxiety. You might benefit if you are not currently receiving mental health treatment and have a smartphone.
Palma de Mallorca, Balearic IslandsAges 18 years+ - NCT07678268RecruitingPhase 4
Comparing HIV treatments for virologically suppressed men
This trial tests if a two-drug HIV regimen (darunavir/cobicistat plus lamivudine) works as well as a three-drug regimen (darunavir/cobicistat plus tenofovir alafenamide/emtricitabine) in men whose HIV is already suppressed. The goal is to find a simpler, effective option that may have fewer side effects.
Mexico City, Mexico CityAges 18 years+ - NCT07678996Recruiting
Ozone injections for knee arthritis: finding the right dose
This study tests whether injecting ozone gas into the knee joint can reduce pain in people with knee osteoarthritis. It aims to find the best dose to help with pain during activities like walking.
KayseriAges 40–75 - NCT07678086Recruiting
Breathing tube pressure and sore throat in children's appendix surgery
This trial tests whether carefully managing the pressure in the breathing tube during surgery can help prevent a sore throat in children after they have their appendix removed by keyhole surgery. It may help your child have a more comfortable recovery.
Ankara, YenimahalleAges 6–18 - NCT06070181Recruiting
Adding Emdogain to deep cleaning for gum disease
This trial tests whether adding a treatment called Emdogain to a standard deep cleaning helps heal gum pockets better than deep cleaning alone. Emdogain is a gel that helps gums and bone regrow, and it is applied during the cleaning.
Linköping, Region ÖstergötlandAges 18 years+ - NCT07677137Recruiting
Study of a new nerve stimulation device for chronic cluster headache prevention
This study is testing a new device that uses mild electrical stimulation near the back of the head to prevent cluster headaches. It is for people with chronic cluster headaches that are hard to treat with standard medicines.
Sint-NiklaasAges 22–70 - NCT07671924RecruitingPhase 2
Testing nalbuphine extended-release for chronic cough
This trial tests whether an extended-release medication called nalbuphine can reduce coughing in people with chronic cough that hasn't improved with other treatments. You may be eligible if you've had a persistent cough for at least a year and have already tried treatments for conditions that could cause it.
AjaxAges 18 years+ - NCT07677696Recruiting
Study of midline catheters for first-time placement
This trial is testing how well a midline catheter works for people who need one for the first time. It will help doctors understand if this type of IV line is a good option for delivering medication or fluids.
ZiboAges 18 years+ - NCT07678463RecruitingPhase 1
Testing a new medicine in healthy volunteers
This study tests a new experimental medication (QX-4533) in healthy volunteers to find the best dose and see how it works in the body. It involves taking the medication and having your health monitored closely over time.
Brisbane, QueenslandAges 18–55
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Common questions
- Are there clinical trials for effectiveness?
- Yes. Clin2 currently lists 6,378 recruiting effectiveness 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 effectiveness 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 effectiveness 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.