Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,245 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06056297RecruitingPhase 3
Study of Mavorixafor for chronic neutropenia with infections
This trial tests if mavorixafor can help people with certain types of long-term low neutrophil counts (chronic neutropenia) who still get frequent or serious infections. It aims to reduce infection risk by boosting your body's infection-fighting cells.
Phoenix, ArizonaAges 12 years+ - NCT06058585RecruitingPhase 3
Testing new drugs for chronic kidney disease
This trial tests different medicines to see if they can slow down kidney disease. You may be able to join if you have chronic kidney disease and are already getting standard treatment.
Garran, Australian Capital TerritoryAges 18 years+ - NCT06059391RecruitingPhase 2
Vaccine for stem cell donors to prevent CMV
This trial tests whether giving a CMV vaccine to stem cell donors can help protect recipients from CMV infection after transplant. It is for adults with specific blood cancers who are CMV-positive and have a matched related donor.
Duarte, CaliforniaAges 18–75 - NCT06059664RecruitingPhase 2
Finerenone for kidney transplant recipients: the EFFEKTOR study
This study tests whether a medicine called finerenone can help protect kidney transplants from further damage. People who have had a kidney transplant and have protein in their urine may benefit from this treatment.
Chapel Hill, North CarolinaAges 18 years+ - NCT06061926RecruitingPhase 2
Celery seed for metabolic syndrome
This trial tests whether celery seed can improve the key features of metabolic syndrome, such as blood sugar, cholesterol, and blood pressure. It may help people whose condition is not yet being treated with medication.
Guadalajara, JaliscoAges 30–60 - NCT06063486RecruitingPhase 2
Curcumin for inflammation and symptoms in blood disorders
This trial tests whether curcumin, a natural compound found in turmeric, can reduce inflammation and improve symptoms like fatigue in people with certain blood disorders that cause low blood counts or overproduction of blood cells. It is for patients with clonal cytopenia of uncertain significance, low-risk myelodysplastic syndrome, or myeloproliferative neoplasms (polycythemia vera, essential thrombocytosis, or myelofibrosis) who have bothersome symptoms.
Los Angeles, CaliforniaAges 18 years+ - NCT06064877RecruitingPhase 3
Study of ficlatuzumab plus cetuximab for advanced head and neck cancer
This trial tests a combination of two drugs, ficlatuzumab and cetuximab, for people with recurrent or metastatic head and neck cancer that is HPV-negative and has not responded to prior immunotherapy and chemotherapy. It aims to see if this combination can help shrink tumors or slow the disease.
Gilbert, ArizonaAges 18 years+ - NCT06066710RecruitingEarly Phase 1
Propranolol for Primary Progressive Aphasia
This trial tests whether the drug propranolol, often used for high blood pressure, can help people with primary progressive aphasia (a condition that slowly affects language skills). You would take the drug and have MRI brain scans to see if it slows language decline.
Columbia, MissouriAges 50 years+ - NCT06067698Recruiting
Alpha lipoic acid for mild to moderate ulcerative colitis
This trial tests whether adding alpha lipoic acid (an antioxidant) to your usual mesalamine treatment helps control mild to moderate ulcerative colitis. It is for people newly diagnosed and not on other UC treatments.
TantaAges 18 years+ - NCT06069531Recruiting
Probiotic or White Pomegranate for Vaginal Health
This study tests whether taking a probiotic (Lactobacillus Johnsonii) or a white pomegranate extract can improve vaginal health in women with an imbalance in vaginal bacteria. It aims to find a natural way to support a healthy vaginal environment.
TaichungAges 20–45 - NCT06070350RecruitingPhase 3
Massive transfusion for life-threatening bleeding in children
This study tests whether adding the drug tranexamic acid (TXA) to a massive blood transfusion helps control life-threatening bleeding in children who are severely injured. It compares two groups: one gets TXA and the other gets a placebo (a dummy drug with no active ingredient).
Tucson, ArizonaAges Up to 17 years - NCT06075771RecruitingPhase 4
Testing a Parkinson's drug for depression-related loss of interest
This trial tests whether a medication used for Parkinson's disease (carbidopa-levodopa) can help people with major depression who have lost interest or pleasure in things. It is for adults who have not been helped enough by other treatments and have signs of inflammation.
Atlanta, GeorgiaAges 25–55 - NCT06075914Recruiting
Ketones and sleep: can nutrition help?
This study tests if a special nutritional supplement (ketones) can help your body stay resilient when you don't get enough sleep. If you join, you'll follow a specific diet and have your sleep and health monitored for about 9 weeks.
Columbus, OhioAges 18–40 - NCT06076304RecruitingPhase 4
Comparing treatments for acute sinusitis
This trial tests whether nasal steroids, nasal irrigation, or oral antibiotics work best for acute sinusitis. It may help if you have ongoing sinus symptoms or a 'double-sickening' pattern after a cold.
Los Angeles, CaliforniaAges 18–75 - NCT06078683Recruiting
Ketone drink for exercise and heart health in type 2 diabetes
This study tests whether a special ketone drink can improve exercise ability and heart function in people with type 2 diabetes. Participants will have two treadmill exercise tests and heart MRI scans to see how the drink affects their performance and cardiac efficiency.
Columbus, OhioAges 18–80 - NCT06081049RecruitingPhase 2
Colchicine for heart failure with preserved pumping function
This trial is testing whether colchicine, a medication used for gout, can help people with a specific type of heart failure where the heart pumps normally but is stiff. If you have heart failure with preserved pumping and certain signs of inflammation, this study might be a good fit.
HellerupAges 40 years+ - NCT06083480RecruitingPhase 4
Reducing stress to prevent long-term pain after knee replacement
This trial tests if lowering oxidative stress (damage from natural body processes) during knee replacement surgery can prevent chronic pain afterward. It may help people with osteoarthritis who have moderate to severe pain before surgery.
Nashville, TennesseeAges 50 years+ - NCT06084364RecruitingPhase 4
Steroid vs saline injection vs occupational therapy for thumb arthritis
This study compares a steroid injection (Kenacort), a saltwater (saline) injection, and occupational therapy to see which works best for thumb base osteoarthritis pain. It may help you if you have thumb pain with swelling and want to avoid surgery.
BodøAges 40–85 - NCT06088732RecruitingPhase 1/Phase 2
Exercise and ibuprofen for bipolar depression
This study tests whether acute exercise and ibuprofen can improve symptoms of bipolar depression by studying their effects on the immune system and brain circuits. It may help if you are currently in a depressive episode and can do moderate physical activity.
Tulsa, OklahomaAges 18–55 - NCT06088745RecruitingPhase 3
Shingles vaccine trial for adults 40+
This trial tests a new shingles vaccine to see how well it prevents shingles in adults aged 40 and older. It aims to help those who have not had shingles recently or been vaccinated against it before.
Zhenjiang, JiangsuAges 40 years+ - NCT06090227RecruitingPhase 1/Phase 2
Metformin for FSGS: A phase 1/2 trial
This trial tests whether the diabetes drug metformin can help people with a kidney disease called FSGS, by activating a cell-protecting pathway. Participants will take metformin or a placebo along with their usual steroid treatment.
New Haven, ConnecticutAges 18–80 - NCT06091332RecruitingPhase 2
Sirolimus for brainstem cavernoma bleeding
This trial tests if sirolimus, a medicine that may help reduce abnormal blood vessels, can prevent another brain bleed in people who recently had a bleed from a brainstem cavernoma. You would receive either sirolimus or a placebo to see if it works.
Shanghai, Shanghai MunicipalityAges 18–65 - NCT06092554Recruiting
Probiotics to prevent pneumonia in ventilated patients
This trial tests whether giving probiotics to patients on a breathing machine (mechanical ventilation) can help prevent pneumonia. It is for adults who are on a ventilator after a recent head injury, stroke, or brain bleed.
BrusselsAges 18–80 - NCT06092736RecruitingPhase 4
Danshen pill for chest pain with normal arteries
This trial tests if a traditional Chinese medicine pill (compound Danshen dripping pill) can help people who have chest pain on exertion but whose heart arteries appear normal or nearly normal on scans. If you have this type of chest pain and fit the criteria, you may be able to join.
Jinan, ShandongAges 30–75
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,245 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.