Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,945 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04120714Recruiting
tDCS brain stimulation for problematic internet gaming use
This trial tests whether a noninvasive brain stimulation method (tDCS) can help teens or adults reduce problematic internet gaming. It’s designed for people who meet diagnostic criteria for “pathological use of internet gaming.”
DijonAges 12 years+ - NCT04444440RecruitingPhase 4
Antibiotic prevention after bladder Botox for overactive bladder
This trial studies whether taking an antibiotic around the time of bladder Botox can lower the risk of urinary infections. It’s for women with overactive bladder who tried standard medicines but didn’t get enough relief.
Edmonton, AlbertaAges 18 years+ - NCT04597372RecruitingPhase 2
Tamsulosin for bladder urine retention after pelvic surgery
This trial studies whether tamsulosin can help drain the bladder when urine builds up after pelvic reconstructive surgery. It may help reduce the time and problems caused by “post-operative urinary retention.”
Pittsburgh, PennsylvaniaAges 18 years+ - NCT03977493RecruitingPhase 3
Xeomin injections for focal hand muscle spasms
This trial tests incobotulinumtoxinA (Xeomin) injections to reduce focal hand dystonia—unwanted muscle tightening in the hand. You may be able to join whether you’ve had this condition before or have tried similar injections in the past, as long as certain safety rules are met.
BernAges 18 years+ - NCT04281979Recruiting
Testing a substance’s effects in adult cigarette and vape users
This study tests how a specific substance affects people who currently smoke cigarettes or e-cigarettes. You may be able to join if you’re within a certain age range and recently had specific smoking and drinking patterns, and if you meet health/safety requirements for study procedures like MRI.
Portland, OregonAges 21–40 - NCT06842199RecruitingPhase 3
Testing a new pill for moderate to severe plaque psoriasis
This trial tests an experimental drug called ICP-488 for people with moderate to severe plaque psoriasis. It aims to see if the drug can improve symptoms and is safe, and may be an option if you need stronger treatment than creams or light therapy.
Hefei, AnhuiAges 18–75 - NCT05327972RecruitingPhase 2
Botox injections for painful degenerative rotator cuff disease
This Phase 2 study tests whether botulinum toxin (Botox) injections can reduce pain from long-lasting degenerative rotator cuff problems. You may be eligible if you have shoulder pain for over a month and ultrasound evidence of specific tendon irritation.
Paris, ParisAges 41 years+ - NCT04576169Recruiting
Comparing treatment options for a TFCC tear in the wrist
This trial looks at which treatment works best for a specific kind of wrist cartilage (TFCC) tear. It may help you choose the most effective option if you have ulnar-sided wrist pain that didn’t improve with non-surgical care.
CopenhagenAges 18–65 - NCT03859921RecruitingPhase 3
Dydrogesterone pill support during natural-cycle embryo transfer
This Phase 3 study tests whether taking an oral progesterone-like medicine (dydrogesterone) during the “luteal phase” after a natural-cycle frozen embryo transfer can improve support for implantation. It may help couples who are using their own embryos in a natural (hormone-sparing) cycle after thawing.
Hong Kong, Hong KongAges 18–42 - NCT03552705RecruitingPhase 2
Tranexamic acid to reduce knee inflammation after ACL injury
This Phase 2 study tests whether tranexamic acid can reduce swelling and protect knee cartilage after an ACL injury. It may help by limiting bleeding-related inflammation in the injured joint soon after injury.
Stanford, CaliforniaAges 18–30 - NCT03153527RecruitingPhase 4
Testing slow steroid taper versus stopping suddenly
This trial studies whether it’s safer or works better to slowly reduce steroids versus stopping them abruptly after long-term use. It may help people who are currently on daily steroid tablets and don’t medically need a taper just to treat their underlying condition.
FrankfurtAges 18 years+ - NCT05598112RecruitingEarly Phase 1
Oral stool-based microbiome treatment for healthy aging
This early-stage study tests whether changing the gut bacteria using an oral stool-based treatment (called oral FMT) can improve health in older adults. It aims to see if this approach affects aging-related changes, including gut and body function.
Beijing, Beijing MunicipalityAges 70–85 - NCT03024775Recruiting
Study wheat triggers in people with non-celiac wheat sensitivity
This study looks at how different types (genotypes) of wheat affect gut symptoms in people who react to wheat but do not have celiac disease. It may help clarify which wheat triggers symptoms and how to confirm the trigger in a structured food challenge.
Sciacca, AgrigentoAges 18–65 - NCT05289063RecruitingPhase 1
Study new sleep apnea and blood vessel function
This Phase 1 study looks at how blood vessel function is affected by obstructive sleep apnea in adults who are newly diagnosed and have not used CPAP. It may help researchers understand the early effects of sleep apnea and guide future treatments.
New York, New YorkAges 18 years+ - NCT02357654RecruitingPhase 4
Hormone treatment to support the uterine lining in IVF cycles
This trial tests whether a hormone called GnRH can help support the lining of the uterus after IVF, ICSI, or frozen embryo (FET) embryo transfer. It may be offered around the time of embryo transfer to improve the chances of a successful implantation.
Hasbrouck Heights, New JerseyAges 18–40 - NCT03017118Recruiting
Turmeric study for early thumb basal joint arthritis
This trial studies whether turmeric can reduce pain from “basal joint” arthritis in the thumb, especially early stages seen on X-ray. You may be a good fit if you’re having thumb base pain and meet specific exam and X-ray requirements.
Boston, MassachusettsAges 40 years+ - NCT07665892RecruitingPhase 1
Testing a new asthma drug in adults
This study tests a new medication called ASY202 for adults with stable asthma. The goal is to see if it's safe and how the body processes it. It may be an option for those who have not had a recent asthma attack or infection.
Glendale, ArizonaAges 18–55 - NCT03560583Recruiting
Metoclopramide for women with poor IVF response
This trial tests metoclopramide, a medicine used for certain stomach and nausea conditions, to see if it can improve outcomes for women who have had poor response to IVF. If you fit the “poor ovarian response” definition, you may be eligible after checking the specific exclusions.
Ashkelon, Ashkelon DistrictAges 18–54 - NCT06864520Recruiting
GABA supplement for menopause symptoms
This study tests whether a natural supplement containing GABA (a chemical that helps calm the brain) can reduce menopause symptoms like hot flashes, mood swings, and sleep problems. It may be a good option if you are looking for a non-hormonal way to manage your symptoms.
Genova, ItaliaAges Any age - NCT07114055RecruitingPhase 2/Phase 3
Ebastine for diarrhea-predominant IBS
This trial tests whether ebastine, an allergy medicine, can help relieve symptoms of diarrhea-predominant irritable bowel syndrome (IBS-D). If you have IBS-D and are at least 18, this study may offer a new option to manage your condition.
DhakaAges 18 years+ - NCT06020716RecruitingPhase 4
Antibiotics for chronic wet cough in toddlers
This study tests whether the antibiotic Augmentin helps children aged 9 months to 3 years with long-lasting wet cough (more than 4 weeks). It aims to find better ways to treat and understand this common problem in toddlers.
ÅlesundAges 9 months–3 years - NCT03675672RecruitingPhase 4
Preventing repeat bleeding from stomach or upper gut ulcers
This trial studies medicines to help stop bleeding from coming back after you’ve had an “idiopathic” stomach/upper gut ulcer bleed. It may help by reducing ulcer re-bleeding risk in people who don’t have common causes like H. pylori or common ulcer-triggering drugs.
Hong KongAges 18 years+ - NCT06505187RecruitingPhase 2
Celecoxib for Pain After Parotid Gland Surgery
This trial is testing whether the pain reliever celecoxib (Celebrex) can help control pain after a specific type of salivary gland surgery called superficial parotidectomy. If you're having this surgery, you may be able to join and take celecoxib for pain rather than other common pain medicines.
Madison, WisconsinAges 18 years+ - NCT03672760Recruiting
Breathing training app for heart vessel stiffness and stress signals
This study tests whether an inspiratory (breathing-in) muscle training program using the CardioBreath app can improve heart blood-vessel stiffness and “stress/autonomic” signaling. It targets people with a specific hormone pattern and activity level, while avoiding several common health conditions that could affect safety or results.
Porto Alegre, Rio Grande do SulAges 45–65
Hear when a new Placebo - Control trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,945 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.