Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,904 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06940622Recruiting
D-mannose to prevent recurrent urinary tract infections in older women
This study tests whether a simple sugar called D-mannose can help prevent repeat urinary tract infections (UTIs) in postmenopausal women. If you have had frequent UTIs, this trial will see if D-mannose is a good option to keep you infection-free.
Dallas, TexasAges 55–85 - NCT06933706RecruitingPhase 2
Losartan for better recovery after multi-ligament knee injury
This trial tests if losartan, a blood pressure medication, can improve healing and recovery after surgery for a multi-ligament knee injury. Taking losartan for 30 days after surgery may reduce stiffness and help you get back to your normal activities sooner.
Lexington, KentuckyAges 18–40 - NCT06939088RecruitingPhase 2
Tirzepatide for alcohol reduction in schizophrenia
This trial tests if tirzepatide, a once-weekly injection, can help reduce heavy drinking in people who have both schizophrenia and alcohol use disorder. If you struggle with alcohol and have stable schizophrenia, this study may offer a new treatment option.
Aalborg, DenmarkAges 18–70 - NCT06934473Recruiting
How a gut hormone affects blood pressure after eating in healthy adults
This study looks at how a natural gut hormone called GIP affects blood pressure after a meal. It may help find new ways to treat blood pressure problems after eating.
Copenhagen, HellerupAges 18–40 - NCT06938763RecruitingPhase 1
Safety study of J4 in healthy volunteers
This trial tests a new drug called J4 in healthy adults to see if it is safe and how the body processes it. Healthy volunteers aged 18 to 64 may join to help researchers learn about the drug's effects.
TaipeiAges 18–64 - NCT06934915RecruitingEarly Phase 1
Prednisone for adults with autism and immune issues
This trial tests if the steroid prednisone can help adults with moderate-to-severe autism who also have signs of immune system problems, like autoimmune disease or inflammation. It might offer a new treatment option for people whose autism is linked to immune activity.
Lexington, MassachusettsAges 18–50 - NCT06937853Recruiting
Genes and painkiller response for tooth pain
This trial tests whether your genes affect how well a common painkiller (NSAID) works for tooth pain after a root canal procedure. It may help find the best pain relief for you.
Erzurum, ErzurumAges 18–65 - NCT06937307RecruitingPhase 2
Droxidopa for low blood pressure in cirrhosis with kidney injury
This trial tests a medication called droxidopa to see if it can raise blood pressure in people with cirrhosis who also have acute kidney injury. If you have low blood pressure and are in the hospital with these conditions, this study may help improve your kidney function.
New York, New YorkAges 18–70 - NCT06940674RecruitingPhase 3
CBD plus opioid treatment for recovery
This study tests whether adding cannabidiol (CBD) to your usual methadone or buprenorphine treatment helps you recover from opioid use disorder. If you're already in stable treatment with those medications, the trial aims to see if CBD can improve your outcomes.
New York, New YorkAges 18–65 - NCT06933381Recruiting
Cold spray for pain during Nexplanon insertion
This study tests whether a numbing cold spray (vapocoolant) can reduce pain during Nexplanon implant insertion. If you are getting a Nexplanon placed in your arm, you may be able to join.
Honolulu, HawaiiAges 14 years+ - NCT06936202Recruiting
Spirulina pill study for healthy adults
This study tests whether a supplement called spirulina (a type of algae) can improve mental health in healthy adults. You would take spirulina daily and have your mood and well-being checked over several weeks.
Phoenix, ArizonaAges 16–65 - NCT06940791RecruitingPhase 2
Tirabrutinib vs placebo for CNS lymphoma in remission
This trial tests whether taking the drug tirabrutinib (a pill) can help keep primary CNS lymphoma from coming back after successful initial chemotherapy. It compares the drug to a placebo (a dummy pill).
TokyoAges 18 years+ - 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 - NCT06925880Recruiting
Can creatine help seniors recover strength after knee replacement?
This trial tests if taking creatine supplements can help people aged 65+ rebuild muscle mass and strength more quickly after total knee replacement surgery. Participants will take creatine during their standard outpatient rehab program.
Mataró, BarcelonaAges 65 years+ - NCT06927076Recruiting
DMT with propofol for depression
This study tests whether a combination of DMT (a psychedelic) and propofol (a sedative) can help treat depression. You will receive both medicines in a hospital setting, and the team will monitor your response.
BaselAges 21 years+ - 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+ - NCT06922994RecruitingPhase 2
Testing atorvastatin for arrhythmogenic cardiomyopathy
This trial tests if a common cholesterol medicine, atorvastatin, can slow the progression of arrhythmogenic cardiomyopathy, a genetic heart condition that can cause abnormal heart rhythms. If you have this condition, joining this study may help researchers find a new way to protect your heart.
Pavia, PVAges 18 years+ - NCT06930885RecruitingPhase 3
Polypill and colchicine for heart and artery risk
This trial tests a combination pill (polypill) and a medicine called colchicine to see if they can lower the risk of future heart attacks, strokes, or other artery problems. It is for people who already have a history of heart or blood vessel disease.
Maceió, AlabamaAges 45 years+ - NCT06924658RecruitingPhase 2
Metformin for gout patients study
This trial tests if metformin, a common diabetes drug, can help people with gout. It aims to see if the drug is safe and effective for reducing gout symptoms.
TantaAges 18–60 - NCT06930456Enrolling by invitation
Comparing two drugs to prevent low blood pressure during spinal anesthesia
This study tests if giving hydrocortisone (a type of steroid) or ondansetron (an anti-nausea drug) before spinal anesthesia can better prevent low blood pressure during surgery for your belly or lower leg.
Port Said, Port Said GovernorateAges 21 years+ - NCT06923787RecruitingPhase 2
Lidocaine for colon cancer surgery recovery
This trial tests whether giving lidocaine through an IV during and after colon cancer surgery can help with recovery and boost your immune system. It's for people having laparoscopic colon surgery who haven't had chemotherapy before.
LjubljanaAges 18–80 - NCT06925061RecruitingPhase 2
Testing EXL01 to prevent Crohn's disease return after surgery
This study tests a new oral treatment called EXL01 to see if it can prevent Crohn's disease from coming back after surgery to remove part of the small and large intestine. It may be an option if you are not planning to use strong immune-suppressing drugs (except anti-TNF) in the next 6 months.
Clermont-FerrandAges 18 years+ - NCT06931028RecruitingPhase 3
Study of IBI362 for sleep apnea with obesity
This study tests an investigational medication (IBI362) to see if it can improve sleep apnea in people with obesity. You might qualify if you have moderate to severe sleep apnea and a BMI of 28 or higher, whether or not you currently use a CPAP machine.
BeijingAges 18 years+ - NCT06930625RecruitingPhase 3
Study of Debio 4126 for acromegaly patients on current therapy
This trial tests a new medication, Debio 4126, for people with acromegaly who are already being treated with octreotide or lanreotide. The goal is to see if it can help control hormone levels and is safe to use.
Los Angeles, CaliforniaAges 18 years+
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,904 recruiting placebo - control 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 - control 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 - control 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.