Clinical trials
Placebo Effect clinical trials
Below are recruiting placebo effect clinical trials, each written for real people, not researchers. We’re tracking 725 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07615595Enrolling by invitationPhase 4
Dexamethasone to reduce side effects from spinal anesthesia during cesarean delivery
This study tests whether giving a steroid medication (dexamethasone) before spinal anesthesia can reduce uncomfortable side effects like nausea, vomiting, and low blood pressure during planned cesarean delivery. The goal is to help you feel better during and after your surgery.
Ho Chi Minh City, Ho Chi MinhAges 18 years+ - NCT07607275RecruitingPhase 4
Chinese herbal medicine for managing high blood pressure
This trial tests whether a traditional Chinese herbal medicine called Yufeng Ningxin can help lower blood pressure in adults with newly diagnosed or ongoing high blood pressure. Researchers will measure how well it works compared to standard treatment.
BeijingAges 18–65 - NCT07566351RecruitingPhase 2
Add-On Drugs for Rheumatoid Arthritis
This study tests whether two drugs—roflumilast and desloratadine—added to your current rheumatoid arthritis medications can reduce joint inflammation and pain. You'd take these as add-ons to your existing treatment to see if they help control your disease better.
Damietta, Damietta GovernorateAges 18–60 - NCT07538830Recruiting
Probiotic supplement for muscle strength in older adults
This study tests whether a specific probiotic (a beneficial bacteria called Lactiplantibacillus plantarum) can help improve muscle strength and physical function in adults aged 50–84. The probiotic may work by improving gut health, which could support muscle health.
BusanAges 50–85 - NCT07231783Recruiting
Urolithin A supplement for muscle strength in adults 40–65
This trial tests whether a daily supplement called Urolithin A (Mitopure®) can improve muscle strength in healthy middle-aged adults who are not very active. Researchers will measure changes in strength and fitness over several weeks.
CorkAges 40–65 - NCT07231484Recruiting
Grape study for immune and gut health in obesity
This trial tests if eating grapes every day for 4 weeks can improve your immune system and gut health. It is designed for adults with obesity who are willing to keep their diet and activity stable during the study.
Columbia, MissouriAges 18–60 - NCT07224269RecruitingEarly Phase 1
Terazosin for energy in ALS patients
This study tests whether a medication called terazosin can boost energy levels in people with ALS (Lou Gehrig's disease). The goal is to see if it helps slow down the disease by supporting cell energy.
Iowa City, IowaAges 18–80 - NCT06066606Recruiting
Exercise performance and vilanterol study
This trial tests how a common asthma medication affects exercise performance in healthy, fit young adults. You may be able to join if you are very active and have high fitness levels.
Copenhagen, DKAges 18–39 - NCT07210684Recruiting
Dihydroberberine for blood sugar, appetite, and mood in prediabetes
This study tests a supplement called dihydroberberine (DHB) to see if it helps improve blood sugar control, appetite, and mood in adults with prediabetes. You will wear a small sensor to track your blood sugar and use a phone app to record what you eat.
Addison, IllinoisAges 35–65 - NCT07172009Recruiting
Does chlorhexidine mouthwash affect blood sugar after meals?
This trial tests whether using chlorhexidine mouthwash changes how your body handles sugar after eating. It may help us understand a new way to manage blood sugar levels.
Plymouth, DevonAges 18 years+ - NCT07163819RecruitingPhase 2
Probiotics for digestive health during short trips abroad
This study tests whether taking a probiotic can help prevent or reduce digestive issues when traveling abroad for less than a week. It aims to see if probiotics support overall health during short overseas trips.
Haidian, Beijing MunicipalityAges 18–65 - NCT07110896Recruiting
Can a probiotic reduce stress and sharpen focus in older adults?
This study tests a probiotic supplement called Humiome® Post LB to see if it can help reduce feelings of stress and anxiety and improve memory in adults aged 50-75. You may join if you are generally healthy, have noticed some mild memory slips, and are willing to keep your current diet and routines.
ParisAges 50–75 - NCT07093060RecruitingEarly Phase 1
Oxytocin and atosiban effects on social attention
This trial tests how two oral medications, oxytocin and atosiban, affect the way healthy men pay attention to social cues. It aims to understand how these drugs influence social brain function.
Chengdu, SichuanAges 18–35 - NCT07063576RecruitingPhase 2/Phase 3
Baclofen for persistent heartburn or regurgitation
This trial tests whether the drug baclofen can help patients who still have acid reflux symptoms (heartburn or regurgitation) despite taking standard treatments like PPIs for 8 weeks. If you've tried PPIs and still have symptoms, this may be an option.
DhakaAges 18 years+ - NCT06902714RecruitingPhase 3
Tranexamic acid for shoulder replacement recovery
This study tests whether taking an oral medicine called tranexamic acid (TXA) before and after shoulder replacement surgery can reduce bleeding and improve recovery. It is for adults scheduled for a total shoulder replacement who are generally healthy.
Birmingham, AlabamaAges 18–79 - NCT06826755Recruiting
Melatonin for heart health in midlife women
This study tests whether melatonin can help improve heart health in midlife women with high blood pressure. It involves taking a melatonin pill or placebo for several weeks and checking blood pressure and other health markers.
Rochester, MinnesotaAges 40–55 - NCT05762952RecruitingPhase 1
Dapagliflozin study for heart micro-blood-flow symptoms in women
This early-phase study tests whether dapagliflozin can improve tiny blood-vessel function in women who have heart-ache-like symptoms but no major blockage on heart scans. If it works, it may help symptoms related to “microvascular” heart circulation problems.
Charlottesville, VirginiaAges 18–99 - NCT06110130RecruitingPhase 4
Empagliflozin for kidney health in African American veterans
This study is testing whether the drug empagliflozin (Jardiance) can help protect the kidneys of African American veterans who already have some kidney damage but do not have diabetes. The goal is to see if the drug can reduce damage at the cellular level.
Washington D.C., District of ColumbiaAges 19–90 - NCT05918861RecruitingPhase 3
Tested heart-risk drug for people with recent heart-attack genetics
This trial studies whether dalcetrapib can lower future heart and blood-vessel risk in people who recently had an ACS (acute coronary syndrome, often a heart attack or unstable chest pain) and have a specific genetic marker. It may help people like you by targeting a risk pathway related to that genetic background.
Alexander City, AlabamaAges 45 years+ - NCT05913180RecruitingPhase 2
Vitamin C to prevent urine infections after gynecologic surgery
This Phase 2 study tests whether taking vitamin C can lower the chance of getting a urinary tract infection (UTI) after planned gynecologic surgery. It may help people who want to reduce post-surgery infection risk.
MoscowAges 18–80 - NCT05832489RecruitingPhase 3
EEG-MRI test of methylphenidate in adult attention symptoms
This Phase 3 study tests how methylphenidate affects brain signals and attention in adults with ADHD, and in adults with mood-related attention problems. It also includes healthy volunteers to compare brain responses during brain scanning.
StrasbourgAges 18–60 - NCT05762107RecruitingPhase 2
Drug ZT-01 to reduce low blood sugar at night
This Phase 2 study tests ZT-01 to help prevent night-time low blood sugar (hypoglycemia) in people with type 1 diabetes. It may help if you’ve had low blood sugar during sleep or are at high risk based on recent glucose monitoring.
Birmingham, AlabamaAges 18–75 - NCT03934905RecruitingPhase 1/Phase 2
Sulforaphane supplement to protect the heart during doxorubicin
This trial tests whether a nutritional supplement called sulforaphane (SFN) can help protect heart function in people with breast cancer who are receiving doxorubicin (a chemotherapy that can affect the heart). Participants take caplets and have heart and safety monitoring to see if the supplement reduces heart-related side effects.
Lubbock, TexasAges 18–89 - NCT06553729Recruiting
Vitamin D and prebiotic supplement for blood sugar during pregnancy
This trial tests whether taking a combination of vitamin D and a prebiotic can help manage blood sugar levels in pregnant women at high risk for gestational diabetes. It may offer a simple way to support a healthy pregnancy.
Zhanjiang, GuangdongAges 18–45
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Common questions
- Are there clinical trials for placebo effect?
- Yes. Clin2 currently lists 725 recruiting placebo effect 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 effect 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 effect 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.