Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,902 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06722118RecruitingPhase 3
Steroids before breathing tube removal in children in the ICU
This trial tests if giving a steroid (dexamethasone) before removing a breathing tube helps children breathe better on their own after being on a ventilator. It is for children aged 2 days to 6 years who have been on a breathing machine for at least 36 hours and are ready to have the tube removed.
BordeauxAges 2 days–6 years - NCT06721949RecruitingPhase 2/Phase 3
Taurine for long COVID symptoms
This trial tests if taking taurine, a natural amino acid supplement, can help reduce lingering symptoms of COVID-19 that last for months. If you have had COVID-19 and still have symptoms like fatigue or brain fog for at least 2 months after 3 months from your infection, this study might be for you.
Edmonton, AlbertaAges 18 years+ - NCT05690048RecruitingPhase 2
Fecal transplant to help liver cancer respond to standard drugs
This trial studies whether a fecal microbiota transfer (a “gut bacteria transfer” from a donor) can help liver cancer patients overcome resistance to atezolizumab and bevacizumab. It aims to improve how well the standard medicines control the cancer.
Heidelberg, Baden-WurttembergAges 18 years+ - NCT06503016RecruitingPhase 3
Phosphocreatine for medical emergency team patients
This study tests if a medicine called phosphocreatine helps people in the hospital who have a serious heart or lung emergency. It aims to see if the medicine can improve recovery and prevent further complications.
MilanAges 18 years+ - NCT06714253RecruitingPhase 1/Phase 2
Circular RNA treatment for dry mouth after radiation
This trial tests a new type of treatment called circular RNA to see if it can help people with long-term dry mouth after radiation for head and neck cancer. It's for patients whose dry mouth hasn't gone away with other treatments.
Palo Alto, CaliforniaAges 18 years+ - NCT06712654RecruitingPhase 2
Testing AP306 for high phosphate in dialysis patients
This trial tests a new medication called AP306 for people on hemodialysis who have high blood phosphate. It aims to see if the drug is safe, tolerable, and helps lower phosphate levels.
Huntsville, AlabamaAges 18 years+ - NCT06706674RecruitingPhase 3
Testing lumateperone for irritability in teens with autism
This study tests an investigational medication called lumateperone to see if it can reduce irritability in children and teens with autism. It is for teenagers aged 13–17 whose irritability is causing significant problems.
Little Rock, ArkansasAges 5–17 - NCT06715891RecruitingPhase 3
Raphamin for colds in children ages 3 to 12
This trial tests if Raphamin can safely treat common cold symptoms in children. It is for kids who have had cold symptoms for less than 24 hours and have a fever of at least 100°F with other symptoms like stuffy nose or sore throat.
GatchinaAges 3–12 - NCT05243654RecruitingPhase 2
Metformin add-on for newly diagnosed leprosy treatment
This Phase 2 trial tests whether adding metformin to standard leprosy treatment (multidrug therapy, or MDT) helps people with multibacillary leprosy recover better and remain tolerable over 48 weeks. Participants also get monitored closely for side effects and safety issues.
Tangerang, BantenAges 18–65 - NCT04134923Recruiting
Brain PET scan study using a blood-flow and plaque tracer
This study uses PET/CT/MRI imaging to look for brain “imaging biomarkers” in people across the Alzheimer’s disease range. It may help researchers better understand how Alzheimer’s changes the brain over time and improve future treatments.
St Louis, MissouriAges 18 years+ - NCT06716021RecruitingPhase 3
Etripamil for rapid heart rate in atrial fibrillation
This trial tests a medication called etripamil to see if it can quickly slow down a rapid heart rate during episodes of atrial fibrillation. It may help people who have frequent, long-lasting episodes with a fast heartbeat.
West Hills, CaliforniaAges 18 years+ - NCT06714123RecruitingPhase 2
Senicapoc for worsening lung scarring
This trial tests if the drug senicapoc can help people whose lung scarring (pulmonary fibrosis) is getting worse despite standard care. It aims to slow down the decline in lung function.
Aarhus NAges 18 years+ - NCT06706544RecruitingPhase 2/Phase 3
Ozone treatment for numbness or tingling after chemo
This trial tests whether ozone treatment (a gas therapy) can help relieve numbness or tingling caused by chemotherapy. It is for people whose cancer is stable or in remission and who have had these nerve symptoms for at least 3 months.
Las Palmas, Las PalmasAges 18 years+ - NCT06706362RecruitingPhase 4
Antibiotics before Bulkamid for bladder leakage
This study tests whether giving a single dose of antibiotics before a Bulkamid procedure (a gel injection for bladder leakage) helps prevent infections. It is for people with stress urinary incontinence (leakage with coughing or sneezing) who are already planning to have this treatment.
Columbus, OhioAges 18–50 - NCT06710080RecruitingPhase 3
Testing a medicine to reduce inflammation in pneumonia patients
This trial tests if a medicine called icosapent ethyl can reduce inflammation in blood vessels for adults hospitalized with pneumonia. It aims to see if this treatment can help prevent complications.
Ottawa, OntarioAges 18 years+ - NCT05247125RecruitingPhase 4
Testing light or melatonin to help brain recovery after stroke
This study looks at whether changing your sleep timing using light therapy or melatonin can improve “brain rewiring” after an ischemic stroke. It mainly focuses on people who arrive very soon after stroke symptoms and who also meet specific safety and sleep/medication requirements.
Saint PetersburgAges 18–80 - NCT05292001RecruitingPhase 4
Single IV iron dose for anemia after leg or pelvic fractures
This trial tests whether giving a one-time IV iron treatment can improve anemia (low blood count) after surgery for a leg or pelvic fracture. It may help your body make red blood cells faster after blood loss from the injury and operation.
Portland, OregonAges 18–89 - NCT06620562RecruitingPhase 4
Testing a weight loss pill after sleeve gastrectomy surgery
This study tests whether adding a medication (naltrexone/bupropion) to sleeve gastrectomy surgery can improve weight loss. It may be a good fit if you are eligible for a first-time sleeve gastrectomy and meet certain health criteria.
Québec, QuebecAges 18–65 - NCT06702449RecruitingPhase 1/Phase 2
UTI vaccine safety and immune response study for adults 18-64
This trial tests a new vaccine to prevent urinary tract infections (UTIs). It first checks safety and immune response in healthy adults, then in women with recent E. coli UTIs. The goal is to see if the vaccine can reduce future infections.
Lenexa, KansasAges 18–64 - NCT06701903RecruitingPhase 2
Study of an investigational drug for generalized anxiety disorder
This study tests an investigational oral medication (ITI-1284) for people with moderate to severe generalized anxiety disorder (GAD) who haven't found enough relief from at least two standard medications. The goal is to see if this new drug helps reduce anxiety symptoms.
Birmingham, AlabamaAges 18 years+ - NCT06700538RecruitingPhase 1/Phase 2
Study of an experimental drug for obesity with or without type 2 diabetes
This study tests an experimental medication called ARO-INHBE in adults with obesity, including those who also have type 2 diabetes. The goal is to see if it helps with weight loss and is safe.
CamberwellAges 18–65 - NCT06696755RecruitingPhase 2
Study of icalcaprant for bipolar depression
This study tests an oral medication called icalcaprant for adults with bipolar I or II who are currently in a depressive episode. The goal is to see if it reduces symptoms and whether it's safe when taken alongside your usual mood stabilizer.
Huntsville, AlabamaAges 18–65 - NCT06699849RecruitingPhase 2
CSL889 for sickle cell pain crisis
This trial tests a new medicine, CSL889, for people with sickle cell disease who are currently having a pain crisis (vaso-occlusive crisis). The goal is to see if it safely helps reduce the pain and speed recovery.
Oakland, CaliforniaAges 12 years+ - NCT06703073RecruitingPhase 2
Testing new treatments for acute respiratory distress syndrome (ARDS)
This trial is testing new treatments for people with ARDS, a serious lung condition. The goal is to find therapies that help patients breathe better and recover faster. If you or a loved one has ARDS, this study may offer access to experimental treatments.
Birmingham, AlabamaAges 18 years+
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,902 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.