Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,913 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07658274Recruiting
Nerve stimulation during sleep to boost memory
This trial tests if mild electrical nerve stimulation during sleep can help strengthen memory. It is for healthy young adults who are right-handed and have good sleep quality.
Xi'an, ShaanxiAges 18–35 - NCT07658534RecruitingPhase 2/Phase 3
Ziresovir for high-risk adults with RSV
This trial tests an antiviral drug called Ziresovir in adults with RSV who have health conditions that make them high-risk, such as lung disease, heart disease, or a weakened immune system. It aims to see if the drug can reduce symptoms like coughing and shortness of breath.
Beijing, Beijing MunicipalityAges 18–85 - NCT07660614RecruitingPhase 1/Phase 2
Testing a new drug for people with ALS
This trial studies an experimental drug called LTX-002 for people with ALS. It aims to see if the drug is safe and can slow down the disease.
LübeckAges 18–75 - NCT07662330Recruiting
Spermidine for weight and cholesterol in overweight adults
This trial tests if a natural supplement called spermidine can help lower cholesterol and body weight in overweight people with high cholesterol. You cannot be on any cholesterol or diabetes medications.
Shanghai, Shanghai MunicipalityAges 18–60 - NCT07665658Recruiting
Supplements for ADHD: Calming brain inflammation in kids
This study tests whether special supplements can help calm inflammation in the brain and improve ADHD symptoms in children. It might be a good fit if your child's ADHD is diagnosed and they are not taking antibiotics or have other health issues like gut problems or severe allergies.
Peshawar, KPKAges 6–12 - NCT07666022RecruitingPhase 1
Safety study of MF1 for Parkinson's-related constipation
This early-phase study tests a new treatment called MF1 for Parkinson's-related symptoms, especially constipation. It first checks safety in healthy volunteers, then in people with Parkinson's who have slow bowel movements.
Sumida-ku, TokyoAges 18–85 - NCT07666178RecruitingPhase 3
Continuous ESP Block for Pain After Bypass Surgery
This study tests a continuous nerve block (ESP block) placed near the spine to control pain after bypass surgery. It aims to see if this block improves recovery and reduces pain.
São Paulo, São PauloAges Any age - NCT07666685Recruiting
Beetroot Extract for Health in Adults 75+
This study looks at whether taking beetroot extract can help improve quality of life and daily function in adults 75 and older. You will be asked to take the extract and complete simple health questionnaires.
Pamplona, NavarreAges 75 years+ - NCT07666776Recruiting
Attention training for social anxiety: a controlled trial
This study tests whether a simple computer exercise that trains your attention away from threat can reduce social anxiety, compared to a placebo (neutral) version. It's for adults with social anxiety disorder and takes place at Tel Aviv University.
Tel AvivAges 18–65 - NCT07668856RecruitingPhase 3
CBD for children with hard-to-treat epilepsy
This trial tests if adding cannabidiol (CBD) to your child's current seizure medicines can reduce seizures. It uses a personalized approach to see if CBD works for each child.
Utrecht, UtrechtAges 1–18 - NCT07669467RecruitingPhase 3
Nuvastatic for fatigue in triple-negative breast cancer patients
This trial tests whether Nuvastatic, a natural supplement, can help reduce fatigue in women with triple-negative breast cancer who are about to start chemotherapy. If you have stable or worsening fatigue and meet the other criteria, you may be able to join.
Visakhapatnam, Andhra PradeshAges 18–65 - NCT07669519RecruitingPhase 3
Supplement for fatigue in stage IV colon cancer
This study tests an oral supplement (Nuvastatic) to see if it helps reduce fatigue in people with stage IV colon cancer who are starting chemotherapy for the first time. If you are 18–65 and have fatigue that is affecting you, this trial might offer a way to feel better.
Srikakulam, Andhra PradeshAges 18–65 - NCT07669584RecruitingPhase 2/Phase 3
Testing PKB171 for mild male infertility in couples
This study tests a new oral medication (PKB171) compared to a placebo for couples who have mild male infertility and have not tried IVF/ICSI before. The goal is to see if PKB171 can help them conceive naturally.
Pamplona, NavarreAges 18–38 - NCT07639268Enrolling by invitation
Support program for advanced cancer patients and their caregivers
This study tests a support program designed to help advanced cancer patients (stage III or IV) and their caregivers manage stress and emotional distress together. The program aims to improve coping and quality of life for both the patient and the person caring for them.
Ponce, PRAges 21–105 - NCT07634133Enrolling by invitation
Omega-3 fatty acids and red blood cell health in active men
This study tests whether omega-3 supplements (healthy fats found in fish) change the structure of your red blood cells in ways that might improve how your body works. You'll take supplements for several weeks while researchers measure changes in your blood.
KatowiceAges 18–60 - NCT07633197Enrolling by invitationPhase 1
Testing a new shingles vaccine for adults over 40
This study tests a new vaccine to protect against shingles (herpes zoster), a painful skin infection that can affect people as they age. You would receive the vaccine and be monitored to see if it's safe and how your body responds.
Zhengzhou, HenanAges 40 years+ - 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+ - NCT07564947Enrolling by invitation
Reishi Mushroom for Fatty Liver Disease
This study tests whether Ganoderma lucidum (reishi mushroom) can improve liver health and reduce inflammation in people with fatty liver disease. Researchers will measure how it affects your liver function and antioxidant levels.
Peshawar, Khyber PakhtunkhwaAges 35–49 - NCT07549295Enrolling by invitationPhase 1
Melatonin to help babies grow better in the womb
This study tests whether melatonin (a natural sleep hormone) can help babies who are not growing well in the womb due to placental blood-flow problems. Researchers will measure if melatonin improves the baby's growth and health before delivery.
Shanghai, Shanghai MunicipalityAges 20–43 - NCT07545564Enrolling by invitationPhase 4
Immune Response Study of Nasal Flu Vaccine in Children
This study measures how your child's body builds immunity after receiving a nasal spray flu vaccine. Researchers will collect samples to understand how the vaccine triggers the immune system to protect against influenza.
Hohhot, Inner MongoliaAges 3–17 - NCT07545538Enrolling by invitation
Carbohydrate Drink Before Surgery to Help Kids Recover
This study tests whether drinking a special carbohydrate solution before surgery helps children's bodies handle the stress of the operation better and recover more smoothly. The drink may reduce complications related to blood sugar control after surgery.
Yogyakarta, Special Region of YogyakartaAges 2–16 - NCT07519798Enrolling by invitation
Brain Stimulation for Memory Problems in Older Adults
This study tests a new, non-invasive brain stimulation technique called transcranial temporal interference stimulation to see if it can improve memory and thinking skills in older adults with mild cognitive impairment (early memory loss that isn't yet dementia). Participants will receive the stimulation treatment and have their cognitive function monitored over time.
Shanghai, Shanghai MunicipalityAges 60–80 - NCT07514741Enrolling by invitation
Testing a Prebiotic Blend in Healthy Adults
This study tests whether a prebiotic blend (a type of fiber supplement that feeds beneficial gut bacteria) is safe and works well in healthy people. You'll take the supplement daily for a set period while wearing a fitness tracker to see if it affects your health and activity.
West Hollywood, CaliforniaAges 18–60 - NCT07503197Enrolling by invitation
Cholesterol cream for child eczema
This trial tests a 2% cholesterol cream to see if it helps children with mild to moderate eczema on their inner elbows. It's designed for Thai children aged 7 to 17 who are not using strong immune-suppressing drugs.
BangkokAges 7–17
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,913 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.