Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,158 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07568678RecruitingPhase 1
Testing HMS1005 in adults with type 2 diabetes
This study tests a new medicine called HMS1005 in people with type 2 diabetes. Researchers want to see how safe it is and how the body responds to different doses. You may qualify if you have type 2 diabetes that is either untreated or controlled with common diabetes medications.
Miami, FloridaAges 18–65 - NCT07571109RecruitingPhase 3
Weight Loss Medicine for Sleep Apnea on CPAP
This study tests a new injectable medicine (NNC0487-0111) to help people lose weight and improve obstructive sleep apnea (a breathing condition during sleep). You must already be using a CPAP machine (positive airway pressure device) for your sleep apnea.
Gilbert, ArizonaAges 18 years+ - NCT07573176RecruitingPhase 3
Seltorexant for Depression in Adults and Older Adults
This study tests a new medication called seltorexant as a standalone treatment for major depression. The trial is for adults and older adults who have depression that hasn't improved with other antidepressants or who haven't tried them yet.
Bryant, ArkansasAges 18–74 - NCT07570992RecruitingPhase 1
Safety study of NNC1679-0001 in healthy people and people with type 2 diabetes
This study tests the safety of a new medicine called NNC1679-0001 in healthy adults and those with type 2 diabetes. The goal is to see if it is safe before larger trials.
GrazAges 18–64 - NCT05605639RecruitingPhase 4
Study tests a targeted injection for neck pain
This trial studies whether an injection near the phrenic nerve can help people with neck pain. It is only for certain types of neck/diaphragm-related problems and excludes people with nerve, injury, cancer, infection, or autoimmune causes.
Dos Hermanas, SevilleAges 18–64 - NCT07569783Recruiting
Can brain stimulation reduce itching after C-section?
This study tests whether a gentle brain stimulation technique (tDCS) can reduce itching after a C-section. It is for women who are having a C-section with epidural anesthesia and morphine.
Nantong, JiangsuAges 18–40 - NCT07572513Recruiting
How special carbohydrates affect hormone release in healthy adults
This study tests whether eating carbohydrates that digest slowly can naturally boost a hormone called GLP-1, which helps control blood sugar and appetite. Researchers want to understand if this might help people manage their weight and metabolism.
West Lafayette, IndianaAges 18–45 - NCT07568496Recruiting
Nerve block for migraine with medication overuse headache
This study tests a nerve block injection at the back of the head to see if it can reduce migraines in people who also have headaches from overusing pain medication. It aims to provide a new treatment option for this difficult-to-treat condition.
Bangkok, BangkokAges 18–80 - NCT07576660RecruitingPhase 3
Dexamethasone for lung injury from sepsis
This trial tests whether the steroid dexamethasone can help people with sepsis who develop acute respiratory distress syndrome (ARDS), a severe lung injury. If you have an infection and need breathing support, this study may help find a better treatment.
Nanjing, JiangsuAges Any age - NCT07570472RecruitingPhase 2
CBD and sleep quality after evening exercise
This study tests whether CBD (cannabidiol, a compound from cannabis plants) can improve sleep quality after evening workouts in healthy, active adults. Researchers want to see if CBD helps you sleep better on nights when you exercise late.
Leuven, Vlaams-BrabantAges 18–40 - NCT07569419RecruitingEarly Phase 1
Testing Linaclotide for Cystic Fibrosis Bowel Function
This early-stage study tests whether a medication called linaclotide can help improve bowel function in people with cystic fibrosis. Researchers will use MRI scans and other tests to see how the medication affects your digestive system.
NottinghamAges 18–65 - NCT06712186RecruitingPhase 1/Phase 2
Dexmedetomidine for safer intubation in high blood pressure patients
This study tests if dexmedetomidine can help prevent dangerous blood pressure spikes during breathing tube placement for surgery in patients with high blood pressure. It is for older adults (over 60) who have been managing their hypertension for at least 6 months.
Karachi, SindhAges 60 years+ - NCT06249932RecruitingPhase 4
Empagliflozin for heart failure and end-stage kidney disease
This trial tests whether empagliflozin, a medication for heart failure, can help people who also have end-stage kidney disease and are on dialysis. It aims to see if the drug improves heart function in this group.
Hsinchu, TaiwanAges 20 years+ - NCT06647550RecruitingPhase 2
Testing a new pill for type 2 diabetes not well controlled by diet and exercise
This trial tests a new medication, HD-6277, to see if it can help lower blood sugar in adults with type 2 diabetes that isn't well managed by diet and exercise alone.
SeoulAges 19–75 - NCT05092191RecruitingPhase 2
Cannabis pill study for MS-related muscle stiffness
This Phase 2 trial tests whether cannabis can reduce muscle stiffness (spasticity) in people with multiple sclerosis. You may be able to participate if your stiffness is not improving with your current treatments.
Montreal, QuebecAges 21 years+ - NCT06454747RecruitingPhase 2
Testing a new gel for moderate to severe melasma
This study tests a new gel (SM-030) for adults with moderate to severe melasma. If you join, you would use the gel on your face for a few months and stop other skin-lightening products, while applying the provided sunscreen every day.
Santa Tecla, La Libertad DepartmentAges 18–65 - NCT06700915Recruiting
Berberine supplement study for blood sugar support
This study tests if a berberine-based supplement can help regulate blood sugar and metabolism in people who are overweight and have slightly elevated blood sugar (prediabetes). Participants will take the supplement and maintain their normal lifestyle.
Santa Monica, CaliforniaAges 18–70 - NCT07565090RecruitingPhase 1
Sudan Virus Vaccine Safety Study for Healthy Adults
This study tests a new experimental vaccine designed to protect against Sudan virus, a rare but serious disease. Researchers will check if the vaccine is safe and helps your immune system fight off the virus.
Washington D.C., District of ColumbiaAges 18–50 - NCT06653855Recruiting
Cupping for leg stiffness and movement after stroke
This study tests if cupping therapy can reduce leg stiffness and improve movement in people recovering from a stroke. You must be getting rehab at a specific clinic in Joliet.
Joliet, IllinoisAges 30–80 - NCT07565103RecruitingPhase 1/Phase 2
Testing SUM-191 eye drops for bacterial pink eye
This trial tests a new eye medication called SUM-191 for treating bacterial conjunctivitis (a bacterial infection that causes pink eye). The study has three parts: first testing safety in healthy people, then in people with the infection itself.
Austin, TexasAges 18 years+ - NCT07565428RecruitingPhase 3
Study of roluperidone for negative symptoms of schizophrenia
This trial tests a new medicine called roluperidone for people with schizophrenia who have ongoing negative symptoms (like low motivation or social withdrawal) but stable positive symptoms (like hallucinations). It aims to see if the drug helps with these symptoms and if it can reduce the chance of relapse compared to other medications.
Bellflower, CaliforniaAges 18–55 - NCT07566390RecruitingPhase 1
Testing a new weight-loss medicine in healthy adults
This early-stage study tests a new experimental medicine (NNC0113-5840) to see how it works in people who are overweight or have obesity. Researchers want to understand how the body processes this medicine and whether it's safe before testing it more widely.
Glendale, CaliforniaAges 18–55 - NCT07567872RecruitingPhase 1
Inhaled HRS-9821 Safety Study in Healthy People and COPD Patients
This is an early-stage study testing a new inhaled medication (HRS-9821) to see if it is safe and how the body processes it. Researchers will first test it in healthy volunteers, then in people with COPD (chronic lung disease) to understand if it might help with breathing.
Chengdu, SichuanAges 18–75 - NCT07561203Recruiting
Collavant supplement for runner's knee discomfort
This study tests whether Collavant®, a collagen-based supplement, reduces knee pain in amateur runners aged 40–65 who experience discomfort during or after training. You'll take the supplement for 24 weeks while continuing to run and track your symptoms.
Madrid, MadridAges 40–65
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,158 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.