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
- NCT07334366Recruiting
Broccoli sprout extract study for memory
This study tests whether a broccoli sprout extract can help support memory and thinking skills in older adults who notice memory changes but do not have dementia. If you are between 55 and 85, have mild memory concerns, and can read Korean, you may be able to join.
YangsanAges 50–85 - NCT07341399Enrolling by invitation
Amino acid supplement study for spinal deformity surgery
This trial tests whether taking essential amino acid supplements before and after surgery can help adults recovering from spinal deformity correction. It is for patients who are scheduled for surgery at UAMS and will attend physical therapy in Little Rock.
Little Rock, ArkansasAges 40–65 - NCT07336797RecruitingPhase 2
Empagliflozin for weight and metabolism in HIV
This trial tests if empagliflozin, a diabetes medicine, can improve weight and metabolism in people with HIV who take dolutegravir and have a high body mass index (BMI). It may help reduce weight gain linked to HIV treatment.
CairoAges 18–65 - NCT07339774RecruitingPhase 2
Traditional Chinese medicine for mouth sores from radiation
This trial tests whether a traditional Chinese medicine can help prevent or reduce the severity of mouth sores caused by radiation therapy for head and neck cancer. If you are scheduled to get radiation for non-spreading head or neck cancer, this treatment might help protect your mouth.
Chengdu, SichuanAges 18–65 - NCT07337265Recruiting
Royal jelly for unexplained male infertility
This trial tests whether taking royal jelly supplements for 3 months can improve sperm quality and fertility in men with unexplained infertility. It might help if you and your partner have been trying for a baby for over a year without success, and all standard tests are normal.
Istanbul, BaşakşehirAges 18–45 - NCT07339631RecruitingPhase 1
Sodium Aescinate for Chronic Low Back Pain in Adults
This study tests an injectable medication called sodium aescinate (derived from horse chestnut) for people with chronic low back pain. It aims to see if it helps reduce pain and is safe to use.
Xi'an, ShaanxiAges 18–65 - NCT07335432Enrolling by invitation
Vitamin C to reduce blood loss during hysterectomy
This trial tests whether giving vitamin C through a vein before surgery can reduce blood loss during a total abdominal hysterectomy. If you are having this surgery and do not have bleeding problems or other exclusions, this study may help determine a way to make the procedure safer.
Si Racha, Changwat Chon BuriAges 20 years+ - NCT07342205RecruitingPhase 2/Phase 3
Fecal transplant for sepsis-related lung injury
This study tests if transferring healthy gut bacteria (fecal microbiota transplant) can help people with acute lung injury caused by sepsis. It aims to reduce inflammation and improve breathing.
Shanghai, PutuoAges 18 years+ - NCT07341386RecruitingPhase 4
Preventing herpes outbreaks in autoimmune rheumatic diseases
This trial tests whether a medicine called acyclovir can prevent herpes simplex outbreaks in people who also have an autoimmune rheumatic disease. It may help reduce the number of painful cold sores or genital herpes episodes you experience.
São Paulo, São PauloAges 12 years+ - NCT07339280Enrolling by invitation
Probiotics for COPD: symptoms, lungs, and inflammation
This study tests whether taking a probiotic can improve symptoms, lung function, and inflammation in people with COPD. It is for adults with stable COPD who have not had a flare-up or treatment change in the last two months.
KarlovacAges 18 years+ - NCT07338344RecruitingPhase 2
Luspatercept with thalidomide for beta-thalassemia patients
This study tests whether a combination of two drugs, luspatercept and thalidomide, can help people with beta-thalassemia who need regular blood transfusions. It aims to reduce the number of transfusions needed.
Shenzhen, GuangdongAges 18–75 - NCT07338175RecruitingPhase 3
Testing minocycline for brain bleeding recovery
This trial tests if the antibiotic minocycline can help people recover after a spontaneous brain bleed (intracerebral hemorrhage). It is for patients who have a moderate-sized bleed and are within 48 hours of symptoms starting.
Beijing, Beijing MunicipalityAges 18–80 - NCT07338682RecruitingPhase 2
L-Arginine for memory in older adults
This trial tests if L-Arginine, a natural amino acid, can improve thinking and memory in adults over 60 with mild to moderate memory problems. You may join if you have no other brain diseases or certain health conditions.
CairoAges 60 years+ - NCT07341282RecruitingPhase 2
Vancomycin for ulcerative colitis with liver condition
This trial tests whether the antibiotic vancomycin can help treat active ulcerative colitis in people who also have primary sclerosing cholangitis (a liver condition). Vancomycin may reduce inflammation in the gut by changing the bacteria in your intestines.
Hamilton, OntarioAges 18 years+ - NCT06660719RecruitingPhase 3
New stroke medicine SP-8203 with clot-busting therapy
This trial tests a new medicine called SP-8203 added to standard clot-busting treatment for people having a moderate to severe stroke. The goal is to see if it helps improve recovery and is safe.
BusanAges 19–85 - NCT07325266RecruitingPhase 2
Testing apremilast for alcohol use disorder
This study tests whether a pill called apremilast can help reduce drinking in people with alcohol use disorder. You'll take the medication and attend regular visits to see how it affects your alcohol cravings and use.
Los Angeles, CaliforniaAges 21 years+ - NCT07324837RecruitingPhase 3
Study of a clot-busting drug for stroke up to 24 hours later
This trial tests a single dose of a new clot-dissolving medicine for people who had a stroke 4.5 to 24 hours ago. It may help if you cannot have standard treatments like a clot-removal procedure or other clot-busting drugs.
Ryazan, Ryazan OblastAges 18 years+ - NCT07330934RecruitingPhase 2
Study of IBI356 for moderate to severe eczema
This study tests a new medication called IBI356 for people with moderate to severe eczema that hasn't improved with standard creams. The goal is to see if this medicine can safely reduce the redness, itching, and rash.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07330674RecruitingPhase 1
Safety study of ABF-101 in healthy people and AMD patients
This trial tests the safety of a new drug called ABF-101 in two groups: healthy volunteers (Part A and B) and people with age-related macular degeneration (AMD, Part C). If you join, you will help researchers understand how the drug affects the body and if it's safe enough to study further.
Dallas, TexasAges 18–50 - 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+ - NCT07331987Recruiting
Probiotics for mild to moderate anxiety or depression study
This trial tests if probiotics can help reduce symptoms of mild to moderate anxiety or depression. It is for people aged 18–60 who are not currently taking most anxiety or depression medications and who have not used them in the last 2 weeks (except for escitalopram).
Guangzhou, GuangdongAges 18–60 - NCT07328451RecruitingPhase 1
Study of DNL628 for people with early Alzheimer's disease
This trial tests an experimental drug, DNL628, to see if it is safe and how it affects people with early Alzheimer's disease. It may help slow the disease by targeting a specific process in the brain.
's-HertogenboschAges 18–75 - NCT07327281RecruitingPhase 1
Testing TQF3250 in healthy adults
This trial tests a new oral medication (TQF3250) in healthy adults to see how safe it is and how the body processes it. If you are a generally healthy Chinese volunteer, you may be able to help researchers learn about this potential treatment.
Nanjing, JiangsuAges 18–55 - NCT07327359RecruitingPhase 1/Phase 2
Hair loss treatment for men with male pattern baldness
This study tests a new investigational drug, OLX72021, given as injections into the scalp, to see if it can help regrow hair in men with male pattern baldness. It will also check how safe the drug is and how well it works.
Botany, New South WalesAges 18–59
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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.