Clinical trials
Adverse Effect clinical trials
Below are recruiting adverse effect clinical trials, each written for real people, not researchers. We’re tracking 79 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT04262492Recruiting
Registry of adults with APS on blood thinners
This study keeps an international registry of people with antiphospholipid syndrome (APS) who are taking direct oral blood thinners. It may help doctors better understand how APS patients do over time and improve future care, even if you’re not asked to change treatment.
NancyAges Any age - NCT04395196RecruitingPhase 2
Prenatal choline for pregnancy after alcohol exposure
This trial tests whether taking a choline supplement during pregnancy can reduce harmful effects on the baby when a person drinks heavily while pregnant. It may help support healthier pregnancy and baby outcomes for those who meet the study’s drinking and nutrition criteria.
Cape Town, Western CapeAges 18–45 - NCT04930029Recruiting
Long-term follow-up after gastric bypass with an omega limb
This study looks at long-term side effects years after gastric bypass surgery done in a specific way. If you had this type of surgery and agree to an endoscopy with small tissue samples at 10 years, you may help doctors understand longer-term outcomes.
LilleAges 18 years+ - NCT05698576Recruiting
Laser treatment through the skin for men with prostate cancer
This trial tests a laser procedure done through the skin between the scrotum and anus, guided by MRI and ultrasound, for men with certain prostate cancer types. It aims to heat and treat prostate cancer while checking safety and outcomes over follow-up visits.
Hialeah, FloridaAges 50–80 - NCT06221800Recruiting
Gut bacteria and lung cancer treatment side effects study
This study looks at how the bacteria in your gut (microbiome) might affect how well your lung cancer treatment works and what side effects you experience. The goal is to learn if certain gut bacteria can predict treatment response or side effects for people with advanced non-small cell lung cancer.
Orange, CaliforniaAges 18 years+ - NCT06324955Recruiting
Using words during mask anesthesia in children
This study looks at whether simple spoken words during the process of falling asleep with a breathing mask can help children ages 5–10 have a better experience. The goal is to make anesthesia induction less scary for kids.
Boston, MassachusettsAges 5–10 - NCT06515353Recruiting
Gastrointestinal bleeding and atmospheric pressure study
This study looks at how changes in atmospheric pressure might affect gastrointestinal bleeding. If you have had bleeding from your stomach or intestines and live in central Ankara, this trial could help doctors understand if weather plays a role.
Ankara, YenimahalleAges 18 years+ - NCT06531577Recruiting
Weather and nosebleed study for Ankara residents
This study looks at whether changes in air pressure are linked to nosebleeds. It involves people living in Ankara who come to the emergency department with a nosebleed.
Ankara, YenimahalleAges 18 years+ - NCT06536881Recruiting
Diet and gut health during breast cancer chemo
This study looks at how changing your diet during chemotherapy affects side effects and your body's energy use. It involves providing stool samples to study gut bacteria.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06541691Recruiting
Aspirin for heart disease patients in polluted air
This study tests if different types of aspirin (coated or chewable) and a special schedule can help people with heart or blood vessel disease when they are exposed to air pollution. If you live in Tehran and have stable heart disease, you may be able to join.
Tehran, Tehran ProvinceAges 18 years+ - NCT06570616Recruiting
Reducing mask leaks during CPAP for sleep apnea
This study tests a method to help CPAP users with nasal masks who have high air leaks. It aims to find better ways to reduce unintentional leaking so treatment works more effectively.
São Paulo, BrazilAges 18 years+ - NCT06570629Recruiting
Fixing air leaks with nasal CPAP
This trial looks at ways to fix air leaks that happen when using a CPAP mask at night. It may help if you have sleep apnea and your CPAP is leaking a lot despite using a nasal mask.
São Paulo, BrazilAges 18 years+ - NCT06706752Recruiting
Shengbai oral formula for chemotherapy side effects
This study tests if a Chinese herbal formula called Shengbai can safely reduce side effects from chemotherapy. It might help you feel better during cancer treatment.
Oakland, CaliforniaAges 18–80 - NCT06905119Recruiting
Smartphone app for managing PICC line care
This study tests a smartphone app to help manage care for people with a PICC (a long-term IV line). It aims to improve communication and monitoring during treatment at home.
Pamplona, NavarreAges 18 years+ - NCT07253987Recruiting
Cancer Survivors Program for Breast or Prostate Cancer
This study offers a program to help people who have completed their main treatment for early-stage breast or prostate cancer. It focuses on follow-up and support during survivorship, and you are still eligible if you are on certain maintenance therapies like hormone therapy.
BrnoAges 18 years+ - NCT07264309Recruiting
Pain relief options for women in early labor
This trial compares two pain relief methods during the first stage of labor: a combination of tramadol and paracetamol given through an IV, versus pethidine given as a shot. The goal is to see which works better and has fewer side effects.
AfulaAges Any age - NCT07461116Recruiting
Side effects of ATG/ALG treatment for aplastic anemia
This study looks at the side effects of a medicine called ATG or ALG, which is given to calm the immune system in people with aplastic anemia. It may help doctors better understand and manage these side effects.
TianjinAges Any age - NCT06893471Enrolling by invitation
Goal setting for healthier municipal workplaces
This study tests a new way of setting and tracking work environment goals, called Goal Attainment Scaling (GAS). It aims to replace yearly check-ins with regular progress updates to improve daily work life.
Hudiksvall, Gävleborg CountyAges Any age - NCT07319364RecruitingPhase 1
Fecal transplant study for cancer treatment side effects
This trial tests whether fecal transplants (putting healthy donor bacteria into your gut) can help with side effects like diarrhea, constipation, or nausea caused by cancer treatments. It is for people with advanced gastrointestinal cancer who are about to start their fourth round of chemo or targeted therapy.
Zhejiang, HangzhouAges 18 years+ - NCT07524829Recruiting
Phone-based nurse support for breast cancer medication side effects
This study tests whether regular phone check-ins with a nurse can help catch and manage side effects from CDK4/6 inhibitor medications (like palbociclib, ribociclib, or abemaciclib) that you're taking for breast cancer. The goal is to help you stay on treatment safely and feel better.
Asti, ASTIAges 18 years+ - NCT05202964Recruiting
Study comfort and safety with oral antibiotics for bone joint infection
This trial studies how tolerable (comfortable) and safe oral antibiotic treatment is for infections in bones or joints. It may help confirm whether taking antibiotics by mouth for at least 6 weeks is well tolerated during treatment.
LyonAges 18 years+ - NCT07169851RecruitingPhase 2
Study of a new drug for chemo nausea and vomiting
This trial tests a medication called LY3537021 to see if it can prevent nausea and vomiting caused by certain types of chemotherapy (AC or cisplatin) in people who have not had chemo before. It focuses on patients who are otherwise in fairly good health.
Greenbrae, CaliforniaAges 18 years+ - NCT05550415RecruitingPhase 2
Simvastatin with chemotherapy for triple-negative breast cancer
This trial studies whether adding simvastatin (a cholesterol medicine) can slow or change how breast cancer spreads in triple-negative breast cancer. It compares outcomes while you receive planned chemotherapy, and you may or may not be taking simvastatin as part of the study treatment.
Jakarta Pusat, DKI JakartaAges 18 years+ - NCT05951660Recruiting
Study sexual side effects in schizophrenia with diabetes
This study looks at how sexual functioning is affected in people with schizophrenia, especially in those who also have diabetes or weight-related risk. It also examines how psychiatric medicines and diabetes/weight factors may be connected, which could help improve care for patients.
SlagelseAges 18 years+
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Common questions
- Are there clinical trials for adverse effect?
- Yes. Clin2 currently lists 79 recruiting adverse 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 adverse 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 adverse 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.