Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,905 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07487246RecruitingPhase 2
Pain relief study for abortion dilator placement
This study tests whether combining two medications (lidocaine and ketorolac) given as a shot around the cervix can help with pain when placing small sticks (dilators) to prepare for an abortion procedure. If you are 16–24 weeks pregnant and planning an abortion, this trial may help you feel less discomfort.
Chicago, IllinoisAges 18 years+ - NCT07485296RecruitingPhase 2
Postbiotics with pembrolizumab for advanced head and neck cancer
This trial tests whether adding postbiotics (beneficial bacteria byproducts) to the standard immunotherapy drug pembrolizumab can improve your immune system's response against advanced or metastatic head and neck squamous cell carcinoma.
Rozzano, MilanoAges 18 years+ - NCT07488949Recruiting
Doxycycline and progestin for chronic endometritis in recurrent pregnancy loss
This trial tests whether combining an antibiotic (doxycycline) with a hormone treatment (progestin) can help people with chronic endometritis—a type of uterine inflammation—who have had repeated miscarriages or failed IVF cycles. The goal is to improve the chance of a successful pregnancy.
Lanzhou, GansuAges 20–45 - NCT07482020RecruitingPhase 2
SGLT2 inhibitor for atrial fibrillation, high blood pressure, and high blood sugar
This study tests whether a medication called an SGLT2 inhibitor (a type of diabetes drug) can improve the function of the upper left heart chamber in people who have paroxysmal atrial fibrillation, high blood pressure, and abnormal blood sugar levels. If you qualify, the trial may help your heart work better and reduce your risk of stroke.
Shanghai, Shanghai MunicipalityAges 18–80 - NCT06775405RecruitingPhase 3
Testing a new RSV treatment for hospitalized babies
This study tests a medicine called AK0529 for babies and toddlers hospitalized with RSV. It aims to see if the drug helps them recover faster and is safe for this age group.
BeijingAges 1 month–2 years - NCT05188079Recruiting
Test whether quick nitrate supplements change blood vessel function
This study checks how an acute (short-term) nitrate supplement affects how well your blood vessels work. It may help researchers understand whether these effects differ among Hispanic, Black, and White participants, in otherwise healthy adults.
Austin, TexasAges 18–65 - NCT06778460Recruiting
Esketamine and lidocaine for pain after liver surgery
This trial tests whether two medicines, esketamine and lidocaine, can reduce long-term pain after liver surgery and possibly improve survival. It is for people who are having a planned liver removal (hepatectomy).
Chengdu, SichuanAges 18–75 - NCT06781970Recruiting
Vitamin C for eye cell protection during cataract surgery
This trial tests whether taking vitamin C before and after cataract surgery can help protect the inner layer of the eye. It is for people aged 60 or older with hard, age-related cataracts who are having phacoemulsification surgery.
Jakarta, DKI JakartaAges 60 years+ - NCT07474545RecruitingPhase 1
Safety study of KL0011034 injection in healthy volunteers
This trial tests a new injection called KL0011034 to see if it is safe and how the body processes it. Healthy volunteers aged 18–45 who meet specific health and lifestyle criteria can join.
Changsha, HunanAges 18–45 - NCT07478744RecruitingPhase 2
Study for generalized anxiety disorder with SYT-510
This trial tests a new medicine called SYT-510 for adults with generalized anxiety disorder who are not currently taking medication. It aims to see if the drug reduces anxiety and is safe.
LondonAges 18–55 - NCT07471932RecruitingPhase 1
Testing a new skin medicine in healthy adults
This trial is testing a new study drug called LAD106 to see if it is safe in healthy adults. It helps researchers learn how the drug works in the body before moving on to patients with a specific condition.
LeidenAges 18–45 - NCT07479173Recruiting
How a study ingredient affects protein digestion in healthy adults
This trial tests whether a study ingredient called P24 changes how your body breaks down and uses protein from a meal. It may help researchers understand ways to support muscle health as we age.
Davis, CaliforniaAges 45–75 - NCT07474467RecruitingPhase 1/Phase 2
Stem cell therapy for acne scars
This trial tests a treatment made from your own fat cells to improve deep acne scars. It aims to see if the therapy is safe and helps reduce the appearance of scars.
SeoulAges 19 years+ - NCT07473570RecruitingPhase 1
Safety study of GS3-007a in healthy adults
This trial is testing a new medicine called GS3-007a (a dry powder you take mixed with liquid) to see if it's safe in healthy people. If you join, you'll help doctors understand how the body handles the drug and what side effects might occur.
Shanghai, Shanghai MunicipalityAges 18–45 - NCT07480161RecruitingPhase 2/Phase 3
Stem cell and exosome therapy for diabetic erectile dysfunction
This trial tests whether a treatment made from stem cells and their cell messengers (exosomes) can help men with diabetes and erectile dysfunction who have not been helped by standard treatments. The goal is to see if this therapy can improve erections and offer a less invasive option than a penile implant.
Ankara, AnkaraAges 25–75 - NCT07472075RecruitingPhase 2
Melatonin vs placebo for bipolar disorder
This trial tests whether taking melatonin (a natural sleep hormone) helps stabilize mood in people with bipolar disorder compared to a placebo (a pill with no active ingredient). It may help improve sleep and mood stability.
FrederiksbergAges 18–70 - NCT07473713RecruitingPhase 1
Veverimer for bone loss in adults with osteopenia
This study tests whether a medication called veverimer can help reduce bone loss in adults with osteopenia (early bone thinning) by lowering the acid load from their diet. Participants must be 50 or older, eat a typical Western diet, and have low bone density but not full osteoporosis.
Boston, MassachusettsAges 50 years+ - NCT07479966Enrolling by invitation
Brain connectivity and placebo response study
This trial examines how brain connectivity relates to differences in how people respond to placebos. It may help understand individual responses to treatments.
Hamburg, Free and Hanseatic City of HamburgAges 18–35 - NCT07472426Recruiting
Creatine for brain and kidney health after exercise in heat
This study tests if taking creatine supplements can protect your brain and kidneys during intense exercise in hot conditions. You'll exercise and have your thinking and kidney function checked afterward.
Cedar Falls, IowaAges 18–45 - NCT07479602RecruitingPhase 4
Medicine via nose for less pain after tonsil surgery in kids
This trial tests whether giving two medicines (dexmedetomidine and esketamine) through the nose can help children ages 3-7 have less pain after their tonsil or adenoid surgery. The goal is to find a better way to manage pain without using strong drugs.
Beijing, Beijing MunicipalityAges 3–7 - NCT07474831Recruiting
Probiotic treatment to prevent repeat vaginal infections
This trial tests whether taking a probiotic (a beneficial bacteria) can reduce the number of times you get bacterial vaginosis, a common vaginal infection. It may help you have fewer infections in the future.
Forlì, Emilia-RomagnaAges 18–45 - NCT06780410RecruitingPhase 3
Study of bempedoic acid for lowering cholesterol
This trial tests a drug called bempedoic acid to see if it can safely help lower cholesterol in adults. It may be an option if you have high cholesterol and need a different treatment.
BeijingAges 18 years+ - NCT06208527RecruitingPhase 2
Nicotinamide Riboside for Frailty in Older Adults
This trial tests whether a daily supplement called nicotinamide riboside can help older adults who feel weak or frail to get stronger and more energetic. It lasts for several months and involves simple tests like a walking test and memory checks.
Bergen, VestlandAges 75 years+ - NCT06716151RecruitingPhase 1
HB0034 study for healthy Chinese adults
This trial tests a new medicine called HB0034 in healthy volunteers. It helps researchers understand how the drug works in the body before testing it in people with a medical condition.
Jinan, ShandongAges 18–45
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,905 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.