Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,230 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06620679Recruiting
Brain inflammation and stress in healthy men
This study explores how inflammation in the body affects the brain's response to stress. Healthy men will have brain scans and stress tests to understand this link better.
Leuven, Flemish BrabantAges 18–45 - NCT06606704Recruiting
Strength bands and creatine for healthy older adults
This study tests whether a simple home exercise program using resistance bands, combined with a creatine supplement, can help improve muscle strength and health in older adults who are not already doing regular strength training.
Regina, SaskatchewanAges 50 years+ - NCT06496282RecruitingPhase 3
Lemborexant for better sleep in shift workers
This study tests a sleep medication called lemborexant to see if it helps people who work rotating shifts sleep better and feel less sleepy during their shifts.
Ratchathewi, BangkokAges 20–60 - NCT06489249RecruitingEarly Phase 1
Study on vaping, inflammation, and blood vessel health
This study looks at how vaping (e-cigarettes) might affect inflammation and blood vessel health in young adults. You will be asked to take a drug called salsalate to see if it changes these effects.
Iowa City, IowaAges 18–24 - NCT06434610RecruitingPhase 2
Study of B013 plus paclitaxel for ovarian cancer
This study tests a new drug (B013) combined with a standard chemotherapy (paclitaxel) for people with ovarian cancer that has come back after platinum-based treatment. The goal is to see if the combination works better than the current options.
BeijingAges 18–75 - NCT06222749Recruiting
Oxytocin and Brain Reward in Women
This study looks at how a hormone called oxytocin affects the brain's reward system in women. If you are a healthy woman with a natural menstrual cycle or on birth control pills, you may be able to join and help researchers understand how oxytocin influences emotions and motivation.
Tübingen, Baden-WurttembergAges 18–40 - NCT06138106Recruiting
Nutritional supplement for collagen in young adults
This study tests a nutritional supplement designed to help your body make more collagen, which is important for skin, joints, and bones. It is for healthy young adults to see if the supplement can safely boost collagen production.
Davis, CaliforniaAges 18–30 - NCT05875571RecruitingPhase 4
Ketorolac IV to reduce pain after IUD placement
This trial tests whether giving ketorolac through an IV can lessen pain after a sedated IUD placement. If you’re scheduled for sedated IUD placement, this may help reduce post-procedure discomfort.
Little Rock, ArkansasAges 13–21 - NCT05782829Recruiting
L-tyrosine to reduce stress during outpatient hernia surgery
This trial studies whether an L-tyrosine supplement before surgery can reduce stress or anxiety around the time of anesthesia and recovery. It is for adults having outpatient surgery for an inguinal hernia under general anesthesia.
MonacoAges 18–75 - NCT05708417Enrolling by invitation
Weight-neutral lifestyle program for adults with obesity
This study tests a lifestyle program designed to help people with obesity make healthier changes without focusing on weight loss. You might be able to participate if you meet the basic adult and body-size criteria and are not being considered for bariatric (weight-loss) surgery.
Esbjerg, Region SyddanmarkAges 18 years+ - NCT05418244RecruitingPhase 2/Phase 3
Inhaled isopropyl alcohol for nausea and vomiting relief
This trial tests whether breathing in a small amount of isopropyl alcohol through the nose can reduce nausea or vomiting. It may help people who still have bothersome nausea even with usual care, by using a non-oral approach to start feeling better.
Buffalo, New YorkAges 7–17 - NCT05400733Recruiting
Study of how your body handles meals in older adults
This study looks at your “meal response”—how your blood sugar and related body processes change after eating. It may help researchers understand different metabolic patterns and how to improve health or treatment strategies for older adults.
College Station, TexasAges 60–80 - NCT04781972RecruitingPhase 4
Brain scan study of ADHD effects from methylphenidate
This study uses brain imaging (MRI) to see how methylphenidate affects brain activity in people with ADHD. It may help doctors better understand how this medicine works and who benefits most.
Baltimore, MarylandAges 6–40 - NCT04373473RecruitingPhase 2
Oral stool treatment to prevent ulcerative colitis flare-ups
This study tests whether taking freeze-dried (lyophilized) donor stool material by mouth can help prevent ulcerative colitis from coming back or causing intestinal inflammation. Participants are in remission and stay on their usual treatment while receiving the study product.
Houston, TexasAges 18 years+ - NCT04166071Enrolling by invitationEarly Phase 1
Testing whether opioids plus support change learning behavior
This early study tests how opioid medicine, along with social support, affects how people learn or “unlearn” certain responses. If you’re healthy and meet safety requirements, it may help researchers understand how support could change the effects of pain-related medicines on behavior.
Los Angeles, CaliforniaAges 18–35 - NCT03965988RecruitingPhase 3
Omega-3 oil to help children’s breath-holding spells
This trial studies whether docosahexaenoic acid (an omega-3 fatty acid found in fish oil) can reduce breath-holding spells in children who have just been diagnosed. If it works, it could help lessen how often these spells happen and how severe they are.
TantaAges 1 month–5 years - NCT07161999RecruitingPhase 2/Phase 3
COYA 302 treatment for ALS
This study tests an experimental treatment called COYA 302 for ALS. It aims to see if it can slow down the worsening of muscle weakness and improve daily function. It might be an option for people in the earlier stages of ALS.
Phoenix, ArizonaAges 18–80 - NCT05232916RecruitingPhase 3
Vaccine for HER2-positive breast cancer after standard treatment
This trial tests a vaccine (GLSI-100) that may help prevent the return of HER2-positive breast cancer. It is given to patients who still had cancer cells after initial treatment with trastuzumab, or who had stage III disease and achieved a complete response.
Mobile, AlabamaAges 18–100 - NCT07750873RecruitingPhase 2
Study of an investigational medicine for heart failure with reduced pumping function
This trial tests an investigational medicine called CRD-4730 (taken as a pill) to see if it can improve heart function and symptoms in people with heart failure and a reduced pumping ability. It may help you feel better and slow the progression of your condition.
Pasadena, CaliforniaAges 18–85 - NCT07749742RecruitingPhase 1
Study of MI226 injection for belly fat
This trial tests a new injection called MI226 to reduce belly fat. It is for people with noticeable belly fat who want to see if this treatment can help slim that area.
Beijing, Beijing MunicipalityAges 18–65 - NCT07698886RecruitingPhase 2
Laser plus Geniwa gel for recurring genital warts
This trial tests whether adding a special gel (Geniwa gel) to standard laser treatment helps prevent genital warts from coming back. It may be an option for people who have already tried laser treatment but their warts returned.
Hanoi, None (International)Ages 18 years+ - NCT07749092Recruiting
Kimchi powder for gut health in IBS
This study tests whether taking kimchi powder (a dried form of the fermented cabbage dish) can improve gut health and symptoms in people with diarrhea-predominant IBS. You'll avoid regular kimchi for about 2 months, then take the powder daily and track how you feel.
YangsanAges 20–70 - NCT07750002Recruiting
Ergothioneine supplement for healthy aging and skin
This trial tests a daily supplement called ergothioneine, which may support healthy aging and improve skin health. If you are a generally healthy adult aged 35 to 55, you may be able to join.
DhakaAges 35–55 - NCT07674940RecruitingPhase 1
Testing TEV-56286 at different doses in healthy volunteers
This study tests different doses of an investigational drug called TEV-56286 in healthy people. The goal is to find out how safe the drug is and how the body processes it.
Miramar, FloridaAges 18–60
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,230 recruiting placebo 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 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 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.