Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 3,967 recruiting studies in this area right now.
By phase
- Not applicable2,544
- Phase 2357
- Phase 4303
- Phase 1288
- Phase 3283
- Phase 1/Phase 2133
- Phase 2/Phase 359
Top conditions
Leading sponsors
- National Institute of Allergy and Infectious Diseases (NIAID)89
- Assistance Publique - Hôpitaux de Paris69
- University of California, San Francisco39
- Johns Hopkins University30
- National Cancer Institute (NCI)28
- Hospices Civils de Lyon27
- Columbia University24
- University of Oxford23
- University of Washington23
- University of Alabama at Birmingham22
Where studies are running
- California234
- Maryland142
- Alabama92
- New York73
- Florida72
- Texas62
- Massachusetts57
- Arizona48
- Pennsylvania43
- Illinois41
Recruiting studies3,967 total
- NCT07455942Recruiting
Understanding why anal cancer diagnosis is delayed
This study looks at the reasons and delays in diagnosing anal cancer. It aims to help doctors detect it earlier in the future.
AngersAges 18 years+ - NCT06305468Recruiting
Toxoplasmosis prognosis in ICU patients diagnosed by PCR
This study looks at how people with severe toxoplasmosis (a parasitic infection) that affects the brain or spreads in the body, and who need intensive care, recover. It uses a sensitive test called PCR to confirm the infection.
Paris, FranceAges 18–100 - NCT06464016Recruiting
Infections in Kids With Berlin Heart Pumps
This study looks at infections in children who used a Berlin Heart mechanical heart pump. It aims to find better ways to prevent and treat these infections.
LyonAges 1 day–18 years - NCT06796517Recruiting
Immunotherapy for relapsed or refractory lymphoma
This trial tests immunotherapy for people with certain types of lymphoma (diffuse large B cell, primary mediastinal, high grade, or Burkitt) that came back or didn't respond to previous treatment. It aims to see if a new immune-based approach can help.
SeoulAges 19–74 - NCT05906030Recruiting
Ultrasound to study diaphragm function around surgery
This trial uses ultrasound (a non-painful scanning method) to measure how well the diaphragm works around the time of surgery. It aims to learn whether diaphragm changes during surgery relate to breathing problems, especially in people undergoing abdominal, pelvic, or vascular operations.
Stockholm, Stockholm CountyAges 18–100 - NCT04140903RecruitingPhase 4
Oral antibiotics after 14 days for bacterial brain abscess
This trial looks at whether continuing treatment for a bacterial brain abscess using partially oral antibiotics works as well as the usual approach. It may help people who have already had 14 days of antibiotic treatment and are stable enough to take medicines by mouth.
AalborgAges 18 years+ - NCT05655702Recruiting
Drug use and infections study for tuberculosis control in Vietnam
This study looks at how injecting drug use is linked with infections, including tuberculosis, and aims to improve TB control. You may be asked to share information and provide tests related to recent drug use and injection sites.
HaiphongAges 18 years+ - NCT06638567Recruiting
Comparing insulin methods after surgery for type 2 diabetes
This trial tests two ways to give insulin after gastrointestinal or vascular surgery to see which one leads to fewer wound infections. It may help if you have type 2 diabetes and are having one of these surgeries.
AmsterdamAges 18 years+ - NCT07449091Recruiting
HBV undetectable equals untransmissible study
This study checks if having undetectable hepatitis B virus (HBV) means you cannot pass it to others. It tests this idea in people with chronic HBV who are on treatment, those not on treatment, and healthy controls.
New York, New YorkAges 18–65 - NCT07450391RecruitingPhase 1/Phase 2
EBV-targeted cell therapy for EBV-related lymph disorders
This trial tests an experimental cell therapy that targets cells infected with the Epstein-Barr virus (EBV). It is for patients with certain blood cancers or post-transplant lymph disorders caused by EBV that have not responded to standard treatments or who cannot receive them.
Beijing, Beijing MunicipalityAges 18–70 - NCT07448805Recruiting
Accuracy and safety of a glucose monitor in the ICU
This trial tests a continuous glucose monitoring system (Syai Tag) in the intensive care unit (ICU). It aims to see how well it measures blood sugar levels safely compared to standard methods.
MariborAges 18 years+ - NCT07448597RecruitingPhase 4
Progesterone for preventing preeclampsia
This trial tests if taking progesterone early in pregnancy can help prevent preeclampsia, a condition of high blood pressure. You may qualify if you are over 18, speak English, and are less than 12 weeks pregnant.
Charleston, South CarolinaAges 18 years+ - NCT07451171RecruitingPhase 2
Comparing antibiotics for gut bacteria in children
This study compares three different antibiotics to treat small intestine bacterial overgrowth (an overgrowth of bacteria in the gut) in children in Bangladesh. It aims to find which antibiotic works best.
DhakaAges 1–2 - NCT07448844RecruitingPhase 4
Comparing vitamin D3 and acyclovir shots for skin warts
This trial tests two injected treatments (vitamin D3 or acyclovir) for common skin warts. The goal is to see which one works better for warts that are new or have not gone away with other treatments.
Rawalpindi, Punjab ProvinceAges 12 years+ - NCT07451886RecruitingPhase 2
Fludrocortisone for septic shock
This study tests whether adding a steroid called fludrocortisone to standard care helps people with septic shock (a dangerous drop in blood pressure from infection) get better faster. If you are in the ICU, on a breathing machine, and need strong medication for your blood pressure, you may be eligible.
Hong KongAges 18 years+ - NCT07453459Recruiting
HPV self-test kit for cervical cancer screening
This trial tests whether giving women a self-collection kit to test for HPV at home can help catch cervical cancer early. It is for people who are overdue for screening and have access to a smartphone and the internet.
St Louis, MissouriAges 25 years+ - NCT07445971RecruitingPhase 1
Study of MDX2301 for healthy adults and those at higher risk for severe COVID-19
This trial tests an investigational drug called MDX2301 to see if it's safe in healthy adults and in adults who are at higher risk for severe COVID-19. Higher risk means you have conditions like asthma, diabetes, heart disease, or other listed health issues.
Las Vegas, NevadaAges 18–64 - NCT07453693Recruiting
Urinary health drink mix study for women with frequent UTIs
This trial tests a dietary supplement drink mix designed to improve urinary health. It is for women who have had at least two urinary tract infections in the last six months and are currently at the start of a new UTI.
Harrison, New YorkAges 18–75 - NCT05553743Recruiting
Study of donated breast milk and how it affects child health
This study looks at breast milk donated for research and how it may relate to infant and child health. If you’re an adult who is breastfeeding and can donate extra milk, you may be able to participate.
San Diego, CaliforniaAges 18 years+ - NCT06803368Recruiting
Recovery and maintenance strategies for chronic hepatitis B
This trial is for people with chronic hepatitis B who have already cleared the virus with interferon treatment. It tests ongoing strategies to help maintain their health and prevent the virus from coming back.
Beijing, Beijing MunicipalityAges 18–65 - NCT05534750RecruitingPhase 2
Early test of two antibiotics for new lung TB
This trial tests how quickly two antibiotics (tedizolid vs linezolid) can kill tuberculosis germs in the lungs after a first TB infection is suspected. It may help doctors learn which option works faster and safely in the early treatment phase.
ParisAges 18–75 - NCT06668012Recruiting
Vaginal health study for premenopausal women
This study looks at changes in vaginal bacteria in women before menopause. It aims to understand why some women have higher vaginal pH and how it relates to symptoms.
BarcelonaAges 18–45 - NCT06804265Recruiting
Better bacteria testing for joint implant infections
This study is testing a new, advanced lab test that can quickly identify exactly which bacteria are causing a joint implant infection. The goal is to help doctors choose the right antibiotics and improve treatment success.
BolognaAges 18 years+ - NCT05349006RecruitingPhase 3
Azathioprine for first attack in MOG antibody disease
This Phase 3 trial studies whether azathioprine can help prevent problems after a first attack of MOG antibody–related inflammation of the brain/spinal cord. It’s for adults with a recent first episode and confirmed MOG antibodies.
BordeauxAges 18 years+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 3,967 recruiting infectious disease studies from the U.S. registry right now, out of 6,571 we cover in this area in total.
- What does “Infections” cover here?
- Bacterial, viral, and other infections — from common illnesses to emerging threats. We group each study into infections based on the conditions it studies, so you can scan the whole therapeutic area at once and drill into a specific condition.
- How do I find a infections trial near me?
- Use the search to filter infections studies by location and eligibility. Every Clin2 trial page explains the criteria in plain English and offers a short, optional pre-screen for a fit read — the study team makes the final decision.
Other specialties
- Cancer
- Brain & nervous system
- Heart & circulation
- Hormones & metabolism
- Mental health
- Digestive system
- Lungs & breathing
- Immune system & allergy
- Women’s health & pregnancy
- Skin
- Blood & lymphatic
- Kidney & urinary
- Genetic & congenital
- Bones, joints & muscles
- Pain
- Injuries & trauma
- Mouth & dental
- Eyes & vision
- Ear, nose & throat
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov; specialty groupings are derived from each study’s conditions. Talk with your doctor about whether a specific trial is right for you.