Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 4,175 recruiting studies in this area right now.
By phase
- Not applicable2,710
- Phase 2360
- Phase 4321
- Phase 1291
- Phase 3288
- Phase 1/Phase 2141
- Phase 2/Phase 364
Top conditions
Leading sponsors
- National Institute of Allergy and Infectious Diseases (NIAID)89
- Assistance Publique - Hôpitaux de Paris80
- University of California, San Francisco44
- Johns Hopkins University32
- Hospices Civils de Lyon30
- National Cancer Institute (NCI)28
- University of Washington27
- University Hospital, Strasbourg, France26
- Columbia University23
- University of Alabama at Birmingham23
Where studies are running
- California236
- Maryland147
- Alabama89
- New York76
- Florida74
- Texas61
- Massachusetts56
- Arizona46
- Pennsylvania45
- Illinois42
Recruiting studies4,175 total
- NCT06441955RecruitingPhase 4
Long Covid prevention and health support trial
This trial tests a care program designed to help people who continue to have symptoms after recovering from COVID-19. It aims to prevent long-term health problems and improve well-being.
Bethesda, MarylandAges 18–65 - NCT06445166RecruitingPhase 2
Propranolol for Kaposi Sarcoma in adults
This trial tests if the blood pressure medication propranolol can treat Kaposi Sarcoma (a type of skin cancer) in adults. You may be able to join if you have at least 7 measurable skin lesions and are otherwise healthy enough to take an oral pill.
St Louis, MissouriAges 18 years+ - NCT06445088Recruiting
Testing a new EBV DNA test for nasopharyngeal cancer
This trial is testing a new way to diagnose nasopharyngeal cancer using a special test that looks at a change in the EBV virus DNA. It is for people who may have symptoms of this cancer or have tested positive for EBV, but have not yet been treated.
Fuzhou, FujianAges Any age - NCT06446232Recruiting
Flu vaccine effectiveness in young children
This trial studies how well the flu vaccine works in young children in Taiwan. To join, your child must have a positive flu test and a known vaccination record.
TaipeiAges 6 months–18 years - NCT06446245RecruitingPhase 2
Doxycycline for brain tuberculosis
This trial tests whether adding the antibiotic doxycycline to standard treatment can improve recovery in patients with tuberculosis of the brain (TB meningitis). It may help reduce brain swelling and damage.
Medan, MedanAges 21 years+ - NCT06446947Recruiting
Blood markers for poor outcomes after sepsis in cancer surgery
This study looks at blood markers (epigenetics) to better understand why some people have a harder time recovering from a severe infection after major cancer surgery. The goal is to find early signs of poor outcomes in men aged 45–75 with post-surgery sepsis.
Marseille, Bouches du RhôneAges 45–75 - NCT06449547Recruiting
Risk factors for anxiety and depression in shingles nerve pain
This study looks at what makes people with shingles nerve pain more likely to feel anxious or depressed. By joining, you'll help doctors understand how to better support patients like you.
Wuhan, HubeiAges 18 years+ - NCT06450067Recruiting
Inaticabtagene Autoleucel for Relapsed or Refractory ALL
This trial tests a personalized cell therapy for adults with B-cell acute lymphoblastic leukemia (ALL) that has come back or hasn't responded to treatment. It may offer a new option for people who need additional treatment.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06451172RecruitingEarly Phase 1
New antibiotic eye drops for drug-resistant eye infections
This trial tests a new type of antibiotic eye drop for people with serious eye infections that don't respond to standard antibiotics. It aims to see if these drops can safely treat the infection and help improve vision.
Shanghai, Shanghai MunicipalityAges 18 years+ - NCT06451913RecruitingPhase 4
Probiotic for gut health during Lyme disease antibiotics
This trial tests if a probiotic (Saccharomyces boulardii) can help maintain healthy gut bacteria while you take antibiotics for the early skin rash of Lyme disease (erythema migrans). You'll take amoxicillin for 14 days, plus either the probiotic or a placebo.
LjubljanaAges 18 years+ - NCT06452095Recruiting
Hyperbaric oxygen therapy for long COVID brain fog
This trial tests if hyperbaric oxygen therapy (breathing pure oxygen in a pressurized chamber) helps with long COVID symptoms, especially brain fog and thinking problems. It may be an option if you have had lingering symptoms for at least 2 months and can travel to one of the study sites.
Toronto, OntarioAges 18 years+ - NCT06452199Recruiting
Bifidobacterium infantis for newborns study (BEGIN)
This study gives healthy newborns a probiotic supplement called Bifidobacterium infantis to see if it helps with growth, immune health, and reducing inflammation. It may be a safe way to support your baby's early development.
Herning, Central JutlandAges 1 day–1 week - NCT06452654RecruitingPhase 4
Vaccine to prevent type 1 diabetes in high-risk babies
This study tests whether a vaccine given to very young babies (3–4 months old) can prevent type 1 diabetes. It is designed for babies who have a high genetic risk and a family history of the disease.
ViennaAges 3 months–4 months - NCT06454227Recruiting
Subcutaneous wash during C-sections
This trial tests a new way to clean under the skin after a C-section to reduce the chance of infection. If you are having a C-section, this study may help improve healing.
JerusalemAges Any age - NCT06455852Recruiting
How well does the cholera vaccine protect you?
This study looks at how well the cholera vaccine and past infections protect people from getting cholera. It may help researchers understand who stays protected and for how long.
DhakaAges 2–80 - NCT06456151Recruiting
Candida infection in critically ill patients study
This study looks at patients in the intensive care unit who have a new infection with Candida (a type of fungus) despite taking strong antibiotics. It aims to better understand and diagnose these serious infections.
Ostrava, Moravian-Silesian RegionAges 1 year+ - NCT06456502Recruiting
Non-invasive brain stimulation for long COVID symptoms
This trial tests whether a gentle, non-invasive brain stimulation device can help relieve long COVID symptoms. It involves wearing special gloves and socks that deliver mild electrical pulses to improve how you feel.
Alcorcón, MadridAges 18 years+ - NCT06457386Recruiting
Echocardiogram vs no echocardiogram for low-risk Staph blood infection
This study compares two approaches for people with a blood infection caused by Staphylococcus aureus who are at low risk for heart infection (VIRSTA score <3). Half of the participants will get a standard echocardiogram (heart ultrasound), and the other half will not, to see if skipping the test is safe and effective.
ParisAges 18 years+ - NCT06457438Recruiting
Hepatitis E virus in organ and cell donors
This study looks for the hepatitis E virus in samples from people who are donating organs or cells. It helps us understand how common this virus is in donors and how to keep transplants safe.
Ostrava, Moravian-Silesian RegionAges Any age - NCT06457477Recruiting
PD-1 antibody and peginterferon for chronic hepatitis B
This trial tests a combination of a PD-1 antibody (a type of immunotherapy) and peginterferon alpha for people with chronic hepatitis B whose virus is already under control but whose surface antigen levels haven't improved much with standard therapy. It aims to see if the combo can help reduce the hepatitis B surface antigen further.
Beijing, Beijing MunicipalityAges 18–65 - NCT06458062Recruiting
Pocket colposcopy for women with positive HPV test
This study tests a new, smaller device called a pocket colposcope to look at the cervix (the opening of the womb) in women who have had a positive HPV test. The goal is to see if this simpler tool can help find cell changes that might lead to cancer, so you can get treatment sooner.
NairobiAges 25 years+ - NCT06458543RecruitingPhase 4
Study on better treatment for bacterial vaginosis
This trial compares different ways to treat bacterial vaginosis (a common vaginal infection) in women who are not pregnant and are between 18 and 45 years old. The goal is to find which treatment works best and is easiest to follow.
KorolyovAges 18–45 - NCT06458660Recruiting
Mobile app study for Black women with HIV and past abuse
This study tests a mobile app designed to help Black women who are living with HIV and have experienced abuse. The app aims to improve health outcomes by addressing mental health and violence.
Oklahoma City, OklahomaAges 18 years+ - NCT06459830Recruiting
Facial exercises with or without nerve stretches for Bell's palsy
This study tests whether adding gentle nerve exercises (neural mobilization) to standard facial exercises (mime therapy) helps people with Bell's palsy recover more movement and expression. It is for people who have had one-sided facial weakness for 3 to 6 months.
Kasur, Punjab ProvinceAges 20–40
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 4,175 recruiting infectious disease studies from the U.S. registry right now, out of 7,094 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.