Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,949 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07463183RecruitingPhase 2
Study of MK-8690 for moderate to severe ulcerative colitis
This trial tests an investigational drug called MK-8690 for people with moderate to severe ulcerative colitis (UC) who haven't responded well to other treatments or can't tolerate them. The study aims to see if the drug can help control UC symptoms safely.
Anaheim, CaliforniaAges 18–75 - NCT06480383RecruitingPhase 2
Adding an experimental pill to current anxiety medication
This study tests an experimental medication (ITI-1284) added to your current anxiety treatment to see if it improves symptoms. It's for adults with generalized anxiety disorder (GAD) who haven't gotten enough relief from their current medicine.
Glendale, CaliforniaAges Any age - NCT07224269RecruitingEarly Phase 1
Terazosin for energy levels in ALS
This study tests whether a blood pressure medicine called terazosin can boost energy production in cells of people with ALS, potentially slowing the disease. It involves taking the medication daily for a period and monitoring safety and effects.
Iowa City, IowaAges 18–80 - NCT07503444RecruitingPhase 3
Fenfluramine for Rett syndrome symptoms
This study tests whether fenfluramine, a medication already used for seizures, can help people with Rett syndrome. It aims to see if it improves daily life and reduces symptoms.
Little Rock, ArkansasAges 5–35 - NCT06957691RecruitingPhase 2
Fezolinetant for hot flashes in men on hormone therapy
This study tests a medication called fezolinetant to see if it reduces hot flashes in men undergoing hormone therapy for prostate cancer. If you experience frequent hot flashes, this treatment might help alleviate them.
Boston, MassachusettsAges 40 years+ - NCT07332091RecruitingPhase 2
Study of vamifeport for adults with iron overload from hereditary hemochromatosis
This study tests an investigational drug called vamifeport to see if it can reduce iron levels in the body and improve outcomes for people with hereditary hemochromatosis (a genetic condition causing too much iron absorption). Participation may help manage iron overload and potentially reduce the need for regular blood removal treatments.
Gilbert, ArizonaAges 18 years+ - NCT05305287RecruitingPhase 4
Measuring liver energy use in people with diabetes and fatty liver disease
This study looks at how the liver uses energy (mitochondria) in people with type 2 diabetes and fatty liver disease. By understanding this, researchers may find better ways to treat liver problems.
San Antonio, TexasAges 18–80 - NCT07765004Recruiting
Probiotic supplement for constipation relief
This study tests whether a probiotic supplement can improve constipation symptoms like infrequent bowel movements or hard stools. It might help you have more regular, softer stools.
Suzhou, JiangsuAges 18–65 - NCT07767903RecruitingPhase 3
Study of a new medicine for generalized anxiety disorder
This trial tests an investigational medication to see if it can reduce anxiety symptoms in adults with generalized anxiety disorder. Participants will receive the study drug and be monitored for safety and effectiveness.
Cherry Hill, New JerseyAges 18 years+ - NCT07123779RecruitingPhase 1/Phase 2
Study of HS235 in obese patients with pulmonary hypertension and heart failure
This trial tests an investigational drug called HS235 in people who have both obesity (BMI 30-50) and a specific type of heart failure with preserved pumping function, along with high blood pressure in the lungs. The goal is to see if the drug can improve symptoms and quality of life.
Greenville, South CarolinaAges 18 years+ - NCT07768423Recruiting
Omega-3 supplements and red blood cell health in soccer players
This study looks at how taking omega-3 supplements (from fish oil) affects the red blood cells of soccer players. It might help improve their overall health and performance.
Katowice, Mikolowska 72aAges 16–35 - NCT07203144RecruitingPhase 2
Selenium for depression in teens
This study tests whether taking selenium (a mineral found in some foods) can help improve depression symptoms in young people. Participants will take selenium supplements and have their mood and brain activity monitored over time.
Chongqing, Chongqing MunicipalityAges 12–18 - NCT07767383RecruitingPhase 4
Improving sleep quality after knee surgery with added sedation and nerve blocks
This trial tests whether adding a calming medicine called dexmedetomidine to a nerve block around the knee can help you sleep better after arthroscopic knee surgery. It aims to find if this combination reduces sleep problems during recovery.
Nantong, JiangsuAges 18–85 - NCT05511363RecruitingPhase 3
Study of a new medicine for psychosis in Alzheimer's disease
This trial tests a new drug called KarXT to see if it can safely reduce hallucinations and delusions in people with Alzheimer's disease. If you or a loved one has Alzheimer's and experiences these symptoms, this study might offer a new treatment option.
Homewood, AlabamaAges 55–90 - NCT07601425RecruitingPhase 1/Phase 2
ATV-1601 Treatment for Hereditary Hemorrhagic Telangiectasia
This trial tests a new drug called ATV-1601 in people with HHT, a genetic condition that causes abnormal bleeding and blood vessel problems. The drug aims to reduce bleeding and anemia caused by HHT.
Boston, MassachusettsAges 18 years+ - NCT07453602RecruitingPhase 1
Study of ARQ-234 for healthy adults and those with atopic dermatitis
This trial tests a new medication called ARQ-234 in healthy adults and people with moderate-to-severe atopic dermatitis (eczema). The study looks at how the body handles single and multiple doses, and if it can help treat eczema.
Fair Lawn, New JerseyAges 18–65 - NCT07532460Recruiting
Study of brain channels and memory in cocaine users
This research explores how certain brain chemicals (potassium channels) affect memory and thinking in people who use cocaine regularly. The study may help develop better treatments for cocaine use disorder and related thinking problems.
Zurich, Canton of ZurichAges 20–50 - NCT07627893RecruitingPhase 2/Phase 3
Herbal supplement added to rheumatoid arthritis treatment
This trial tests whether a traditional Chinese herbal medicine, combined with your current rheumatoid arthritis medications, can reduce joint pain and swelling better than your current treatment alone. The study involves 6–12 months of treatment and regular check-ins with the research team.
SingaporeAges 21–70 - NCT06658821Enrolling by invitation
Study of LDL557 for knee arthritis in older adults
This trial tests whether a supplement called LDL557 can improve early-stage knee arthritis in people over 65. It aims to reduce pain and slow joint damage.
TaichungAges 45–80 - NCT06858319RecruitingPhase 3
Long-term study of zigakibart for IgA nephropathy
This study is for people with IgA nephropathy who completed a previous zigakibart study. It tests whether continuing treatment with zigakibart (given as a shot every two weeks) is safe and helpful over a longer period.
Denver, ColoradoAges 18–100 - NCT07085767RecruitingPhase 3
Palazestrant and ribociclib for first-line advanced breast cancer
This trial tests a new drug (palazestrant) combined with ribociclib for people with a common type of advanced breast cancer that is estrogen receptor-positive and HER2-negative. You may qualify if you haven't had treatment for advanced disease and your cancer has either just been found or came back long after completing hormone therapy.
Hot Springs, ArkansasAges 18 years+ - NCT07547813RecruitingPhase 2
Testing LAD328 for moderate-to-severe hidradenitis suppurativa
This study tests a new drug called LAD328 for hidradenitis suppurativa (HS), a chronic skin condition with painful lumps and abscesses. The trial is looking for adults with moderate-to-severe HS who haven't responded well to antibiotics to see if this new treatment can help reduce symptoms.
Warsaw, Masovian VoivodeshipAges 18–65 - NCT07595549RecruitingPhase 3
Testing Berobenatide for Weight Loss in Overweight Adults
This study tests a new medicine called berobenatide to help people with overweight or obesity lose weight. The medicine may also help improve related health conditions like high blood pressure, high cholesterol, or type 2 diabetes.
Canoga Park, CaliforniaAges 18 years+ - NCT07741461RecruitingPhase 1
Testing ACT201 for chronic hepatitis B
This trial tests a new medication called ACT201 in two parts: one for healthy volunteers and one for people with chronic hepatitis B. For participants with hepatitis B, the drug may help control the infection, and the study will check its safety and how well it works.
Shanghai, Shanghai MunicipalityAges 18–65
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,949 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.