Clinical trials
Placebo Effect clinical trials
Below are recruiting placebo effect clinical trials, each written for real people, not researchers. We’re tracking 725 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06946017Recruiting
Dairy protein and fiber supplement for gut health
This trial tests if a fermented dairy protein drink with added fiber can improve gut symptoms. It is for active people living in Phoenix who may have mild lactose issues.
Phoenix, ArizonaAges 18–50 - NCT06893822Recruiting
Griffonia simplicifolia for pain in healthy volunteers
This trial tests if a natural supplement called Griffonia simplicifolia can change how your body processes pain. It is looking for healthy people to take part.
GrazAges 18–99 - NCT06928766RecruitingPhase 2
Sleep aids for people with sleep apnea and insomnia
This trial tests two sleep medications, eszopiclone and lemborexant, to see if they can improve sleep quality in people who have both obstructive sleep apnea (where breathing stops during sleep) and trouble falling or staying asleep. It may help if you have mild sleep apnea and a low threshold for waking up easily.
Bedford Park, South AustraliaAges 18 years+ - NCT06861088RecruitingPhase 3
Kinisoquin for preventing blood clots in pancreatic cancer
This trial tests whether an investigational drug called Kinisoquin™ can help prevent blood clots in people with advanced pancreatic cancer who are starting their first chemotherapy. It may be a good option if you are looking for extra protection against clots during treatment.
Ventura, CaliforniaAges 18 years+ - NCT06765057RecruitingPhase 2/Phase 3
Probiotics for Depression and Metabolic Health
This trial tests whether taking a probiotic supplement can improve both depression symptoms and metabolic health (like waist size, blood sugar, and cholesterol) in people with major depression. It may be a good fit if you are already on an antidepressant and have signs of metabolic syndrome.
Riyadh, Riyadh RegionAges 18–65 - NCT06757764RecruitingPhase 4
Stroke from artery narrowing: testing combination of anti-platelet drugs
This trial tests whether a combination of two or three anti-platelet medicines (like aspirin, clopidogrel, or cilostazol) is safe and works better than one alone for people who had a stroke from a narrowed artery. The goal is to prevent another stroke.
Seoul, Songpa-guAges 20 years+ - NCT06736002Recruiting
Vitamin D for epilepsy: fewer seizures, less fatigue
This trial tests whether high doses of vitamin D can help reduce seizures and improve fatigue and quality of life in adults with refractory epilepsy who have not responded well to at least two medications.
TainanAges Any age - NCT05737342Recruiting
Test supplement to lower A1c and steady blood sugar
This trial studies ANKASCIN 568-P products to see if they can lower A1c (a blood sugar average) and help regulate blood glucose. It may help people with early blood sugar problems, but you must avoid diabetes medicines during the study.
TaipeiAges 20 years+ - NCT06304779Recruiting
Lidocaine for infection after emergency abdominal surgery
This trial tests if giving lidocaine continuously during and after emergency surgery for a hole or blockage in the gut can reduce lung problems and improve recovery. It may help patients with a serious belly infection who need quick surgery.
Shanghai, Shanghai MunicipalityAges 18–100 - NCT02897063RecruitingPhase 1
Test medicines for low blood pressure in nerve-related disorders
This early (Phase 1) study tests whether midodrine and droxidopa can improve blood-flow pooling in the belly in people with nerve problems that affect blood pressure when standing. It’s looking at safety and how the body responds, which may help reduce dizziness or fainting for some participants.
Nashville, TennesseeAges 40–80 - NCT04520139RecruitingPhase 1/Phase 2
NAC to help prevent chemo brain fog in ovarian cancer
This Phase 1/2 study tests whether taking NAC (a supplement medicine) can help prevent or reduce memory and thinking problems after platinum chemotherapy. It targets people with advanced ovarian, fallopian tube, or primary peritoneal cancer who are starting at least six cycles of platinum-based treatment.
Orange, CaliforniaAges 18 years+ - NCT07298564Recruiting
Magnesium and levocarnitine for PCOS symptoms
This trial tests whether taking magnesium and levocarnitine (a natural substance that helps cells make energy) can improve metabolism and reduce symptoms like irregular periods or weight gain in women with polycystic ovary syndrome (PCOS). If you have PCOS, you may be able to join.
Tehran, Tehran ProvinceAges 19–65 - NCT06274749Recruiting
Urolithin A for blood sugar in adults 55+ with extra weight
This study tests if a natural supplement called Urolithin A can help improve how your body handles sugar (glucose) in healthy adults aged 55 and older who have a higher body weight. You would take a daily capsule and come in for tests including blood work, treadmill walks, and an MRI.
Baltimore, MarylandAges 55–100 - NCT05667090Recruiting
High-dose vitamin D3 to ease chronic pain in dialysis patients
This study tests whether taking a very high dose of vitamin D3 can reduce moderate to severe chronic pain in people on hemodialysis. It may help by improving vitamin D-related pathways that could affect pain, but you must also meet specific health and testing requirements.
TaipeiAges 20 years+ - NCT07806838Recruiting
Dietary supplements to preserve muscle during GLP-1 weight loss
This study looks at whether certain dietary supplements can help preserve muscle mass while you are taking a GLP-1 medication for weight loss. You would take the supplements or a placebo for a period while continuing your GLP-1 treatment, and the researchers will measure changes in your muscle and strength.
Los Angeles, CaliforniaAges 18 years+ - NCT07779252RecruitingPhase 3
Study of a new treatment for frown lines between the eyebrows
This study tests a new medication (IPN10200) to safely reduce moderate to severe frown lines between the eyebrows in adults. It may help if you are bothered by these lines and are looking for a non-surgical option.
Guangzhou, GuangdongAges 18 years+ - NCT06704321Recruiting
Effects of TOTUM-448 on liver fat and heart health
This trial tests a supplement called TOTUM-448 to see if it can reduce liver fat and improve heart health in people with a fatty liver condition (MASLD). If you have excess liver fat and are overweight, this study could help find new ways to manage your condition.
Québec, QuebecAges 18–75 - NCT07463196RecruitingPhase 1
Study of ACI-19764 for healthy people and those with heart risks
This trial tests an experimental drug called ACI-19764 to see how safe it is, how the body handles it, and how it affects the immune system. It's for healthy adults and for adults with heart-related risk factors like obesity or type 2 diabetes.
GroningenAges 18–75 - NCT07352618Enrolling by invitation
Omega-3 supplements for blood sugar and cholesterol in type 2 diabetes
This study tests whether adding omega-3 supplements to your regular diabetes treatment can improve blood sugar control and cholesterol. It may help people with type 2 diabetes who are already on medication.
DhakaAges 25–75 - NCT07336797RecruitingPhase 2
Empagliflozin for weight and metabolism in HIV
This trial tests if empagliflozin, a diabetes medicine, can improve weight and metabolism in people with HIV who take dolutegravir and have a high body mass index (BMI). It may help reduce weight gain linked to HIV treatment.
CairoAges 18–65 - NCT07229014Recruiting
Collagen supplement for quality of life and appetite
This trial tests whether a daily collagen supplement can improve quality of life, appetite, and blood sugar control in overweight adults who feel low energy or have trouble sleeping. You will take the supplement, use a continuous glucose monitor, and complete online surveys.
London, LondonAges 18–65 - NCT07219498Recruiting
Probiotics for muscle soreness after exercise
This trial tests whether taking a probiotic supplement for 5 weeks can reduce muscle soreness after exercise. If you exercise regularly and are generally healthy, you may be able to join.
Minneapolis, MinnesotaAges 18–30 - NCT07165431Recruiting
Postbiotic supplement study for overweight and obesity
This study tests whether taking a daily postbiotic gummy for 12 weeks can improve body composition and metabolic health in people with overweight or obesity. It may help if you have stable weight and no major health conditions like diabetes.
Pamplona, NavarreAges 18–70 - NCT06953440RecruitingPhase 4
Dexamethasone injection for wisdom tooth surgery recovery
This trial tests if injecting dexamethasone (a steroid) into the gum after removing lower wisdom teeth can reduce swelling and difficulty opening your mouth. It may help you recover more comfortably after surgery.
Jeddah, Mecca RegionAges 18–65
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Common questions
- Are there clinical trials for placebo effect?
- Yes. Clin2 currently lists 725 recruiting placebo effect 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 placebo effect 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 placebo effect 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.