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
- NCT06995846Enrolling by invitation
Testing bacterial DNA in belly fluid to diagnose SBP in cirrhosis
This study tests a new way to detect bacteria in the fluid in your belly (ascites) to see if it can quickly diagnose a serious infection called spontaneous bacterial peritonitis (SBP) in people with cirrhosis. If you have cirrhosis and ascites, this trial may help improve how fast infections are found.
BeijingAges 18 years+ - NCT07000877RecruitingPhase 4
Nasal spray to help kids with colds during anesthesia
This study tests whether a nasal decongestant spray can help prevent breathing problems during anesthesia for children with a cold. If your child has a recent cold and is having surgery, this could help make the anesthesia safer.
Perth, WeAges 1–8 - NCT00796263RecruitingPhase 3
Test HIV medicines for people with new or long-term HIV
This Phase 3 study looks at antiretroviral treatment (HIV medicines) for adults with either recent (acute) or long-term (chronic) HIV. It’s designed to see how well and safely ongoing HIV treatment works, and it may help you get structured care and monitoring.
BangkokAges 18 years+ - NCT05198570Recruiting
Measuring how acyclovir moves in children with cancer
This study checks how acyclovir behaves in the body when it’s given by mouth or through an IV to children receiving cancer care. It may help doctors better choose doses and monitor the medicine in kids who need prevention or treatment of certain viral infections.
Trieste, TSAges 6 months–18 years - NCT06983041Recruiting
Vaginal cooling device for yeast infection treatment
This trial tests a new vaginal cooling device to treat yeast infections. It may help relieve symptoms like itching, burning, or irritation without medication.
Jacksonville, FloridaAges 22–49 - NCT06983366Recruiting
Lung sliding index for diagnosing lung conditions
This study uses an ultrasound-based measurement called the Lung Sliding Index to help tell different lung diseases apart. Researchers want to see if it can be a useful and simple tool for doctors.
AsyutAges 18 years+ - NCT06990126Enrolling by invitation
New tetracycline for drug-resistant bacterial infections
This trial tests a new tetracycline antibiotic (neotetracycline) for treating infections caused by drug-resistant Gram-negative bacteria. It aims to see how well the drug works and what side effects it may have.
Nanjing, JiangsuAges 18 years+ - NCT06986148Recruiting
Comparing antibiotics for childhood pneumonia in clinics
This trial compares different antibiotic strategies for children with pneumonia who are being treated as outpatients. The goal is to find the best approach to treat the infection and help your child recover.
Atlanta, GeorgiaAges 1 year–5.9 years - NCT06984887Enrolling by invitation
New TB tests study in Pakistan for screened patients
This study tests new, easier ways to diagnose TB, like tongue swabs or sputum tests. It is for people who have already had a chest X-ray with a computer-aided detection (CAD) score.
Islamabad, Federal CapitalAges 12 years+ - NCT06984705Enrolling by invitation
Mpox outbreak study in Equateur Province, DRC
This study looks at the mpox outbreak in Equateur Province, Democratic Republic of Congo. It aims to understand who gets sick and how the virus spreads, which may help with future prevention.
Mbandaka, Équateur ProvinceAges Any age - NCT06986980Recruiting
Gut Infection After Heart Transplant Study
This study looks at a rare gut infection (microsporidiosis) in people who have had a heart transplant. If you had this infection before 2025 and the diagnosis was made in France, your medical records may be reviewed to learn more about the infection.
Clermont-FerrandAges Any age - NCT06990295Recruiting
Ultrasound spleen stimulation for sepsis shock
This trial tests if using focused ultrasound to stimulate the spleen can reduce inflammation in septic shock. It may help patients in the ICU who need strong blood pressure support.
Wuhu, AnhuiAges 18 years+ - NCT03729752RecruitingPhase 1
PET scan to study an HIV-fighting antibody in the body
This Phase 1/early study uses a special PET scan to see where an HIV-targeting antibody (VRC01) goes in the body. The study may help researchers understand how well this antibody reaches HIV-related targets, which could guide future HIV treatments or vaccines.
San Francisco, CaliforniaAges 18 years+ - 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+ - NCT06793410RecruitingPhase 2
HPV vaccine after stem cell transplant
This trial tests if the HPV vaccine works safely in people who received a stem cell transplant from a donor. It may help prevent HPV-related cancers in transplant survivors.
Lund, Region SkåneAges 18–45 - NCT06539325Recruiting
Rapid testing for fever after travel to the tropics
This trial uses a rapid test to find the cause of fever in people who recently returned from tropical areas. It aims to detect new or unusual infections early, when you are still in the emergency department.
Paris, ParisAges 18–99 - NCT06982105RecruitingPhase 4
Comparing two antibiotics for children with MRSA bone or head infections
This study compares two oral antibiotics, TMP-SMX and clindamycin, to see which works better for children with MRSA infections in bones, joints, or head/neck areas. It aims to find the best treatment after initial IV therapy.
Indianapolis, IndianaAges 2 months–18 years - NCT06981442Recruiting
Mosquito control study in Kinshasa
This trial looks at different ways to control mosquitoes that spread diseases. It will see how well these methods work in households and health facilities in Kinshasa.
Kinshasa, République Démocratique Du CongoAges 18 years+ - NCT06973174Recruiting
B. cereus infections in premature newborns
This study looks at a type of bacterial infection (Bacillus cereus) that can affect the blood or brain lining in premature babies. It helps doctors learn more about these infections so they can improve care.
Nice, Alpes MaritimesAges Up to 5 months - NCT06976125Recruiting
Using a model to guide antibiotic choice for UTI after ER visit
This trial tests whether a prediction model can help doctors choose the right antibiotic for women with a urinary tract infection (UTI) after an emergency room visit. It aims to improve treatment and reduce unnecessary antibiotics.
Cleveland, OhioAges 18 years+ - NCT06979609RecruitingPhase 2/Phase 3
Preventing C. diff infection with vancomycin
This trial tests whether taking vancomycin by mouth can prevent another C. diff infection when you need to take other antibiotics. It’s for patients who recently had C. diff and are about to start a new antibiotic course.
Montreal, QuebecAges 18 years+ - NCT06974162Recruiting
Decoding eye inflammation with genetic sequencing
This trial uses a new genetic test to find the cause of eye inflammation when standard tests haven't. The goal is to see if this approach can identify hidden infections and help doctors choose the right treatment to protect your vision.
LondonAges Any age - NCT05642858Recruiting
Learn heart health tips for people living with HIV
This study tests a text-message education program to help people living with HIV manage cardiovascular (heart and blood vessel) health. It may be helpful if you are 40 or older and can use a smartphone to receive messages.
San Francisco, CaliforniaAges 40 years+ - NCT06971445Enrolling by invitation
Omega-3 supplements for pregnant women with HIV
This trial tests whether taking omega-3 supplements can improve pregnancy outcomes and reduce inflammation in pregnant women living with HIV who are on antiretroviral therapy. If you are between 20 and 29 weeks pregnant with a single baby, you may be eligible to join.
Mexico City, Mexico CityAges 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.