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
- NCT07431853RecruitingPhase 2
Study of an mRNA flu vaccine for adults
This trial is testing a new mRNA-based flu vaccine in healthy adults. It aims to see if the vaccine is safe and effective at preventing influenza.
Mobile, AlabamaAges 18 years+ - NCT07431840Recruiting
Immune protein for respiratory infections in older adults
This trial tests whether an immune defense protein can help reduce upper respiratory infections (like colds) in people aged 60 and older. It may be a good fit if you get colds or flu-like symptoms several times each season.
Los Angeles, CaliforniaAges 60 years+ - NCT07432191Recruiting
Testing a new ventilator for safe breathing support
This study tests a new breathing machine (INBENTUS VERSATILE ventilator) for people who need help breathing. It checks if the machine is safe and works well for patients who need a ventilator and then slowly come off it.
MurciaAges 18 years+ - NCT07425821RecruitingPhase 1
Marburg Virus Vaccine Safety Trial
This trial tests a new vaccine to protect against Marburg virus, a rare but serious infection. The vaccine uses a weakened virus to teach your body to fight the Marburg virus, and researchers are checking if it is safe and how well it works.
Washington D.C., District of ColumbiaAges 18–50 - NCT04510025Recruiting
MRI study of whole-body effects of moderate to severe COVID
This study looks at how COVID-19 affects multiple organs in the body, using MRI scans and related measurements. It may help researchers better understand who is at risk for longer-lasting or widespread effects after COVID.
OxfordAges 18–100 - NCT07428330Recruiting
HPV self-testing to improve cervical cancer screening for women with HIV
This trial compares two ways to help women with HIV get screened for cervical cancer: a clinic-based approach versus a combined clinic and community outreach program. You may be able to provide samples yourself at a clinic or at home to test for HPV, the virus that can cause cervical cancer.
KampalaAges 25–49 - NCT07432113Recruiting
Predicting meningitis and encephalitis causes from spinal fluid
This trial tests a method to quickly identify the cause of meningitis or encephalitis by looking at your symptoms and spinal fluid results. It may help doctors choose the right treatment faster.
Porto Alegre, Rio Grande do SulAges 18 years+ - NCT07433985Recruiting
California mobile app study for men after jail release
This study tests a mobile app to help men recently released from jail or prison who use drugs or have sex with men stay healthy and avoid HIV. It's for people who don't have HIV and live in certain California counties.
Oakland, CaliforniaAges 18–59 - NCT07429864Recruiting
Bulevirtide for hepatitis D: bile acids and gut bacteria
This study looks at how Bulevirtide, a treatment for hepatitis D, affects bile acids and gut bacteria. It may help patients with chronic HDV and stable liver disease who are already on HBV therapy.
RomaAges 18 years+ - NCT07428265Recruiting
Wound healing study for diabetic carbuncle treatment
This trial compares two surgical methods for treating a diabetic carbuncle (a skin infection causing a painful lump) followed by vacuum-assisted closure (a device that helps wounds heal by applying gentle suction). It aims to see which approach leads to better healing.
Lahore, Punjab ProvinceAges 25–70 - NCT07429461RecruitingEarly Phase 1
SYNCAR-100 for relapsed B-ALL
This trial tests a new CAR-T cell therapy called SYNCAR-100 for people with B-cell acute lymphoblastic leukemia (B-ALL) that has come back or not responded to treatment. If you qualify, you would receive an infusion of specially modified immune cells designed to attack and kill leukemia cells.
Hangzhou, ZhejiangAges 18–75 - NCT07428577Recruiting
Tracking care for advanced HIV patients after hospital stay
This trial looks at whether staying in contact with patients after they leave the hospital helps them get better follow-up care. If you have advanced HIV and are in the hospital for a related illness, you may be able to join.
Johannesburg, GautengAges 18 years+ - NCT07433426RecruitingPhase 2
Shigella infection treatment study for young children
This study tests how well a recommended treatment works for children aged 6 months to 5 years who have diarrhea caused by Shigella bacteria. It aims to find the best way to help children recover faster.
ChāndpurAges 6 months–4.9 years - NCT07425925Recruiting
Peer support to reduce HIV stigma in teens
This trial tests a digital peer-support program to help adolescents living with HIV in Ethiopia feel less stigma. It uses group chats with trained peers to share experiences and support.
Arba Minch, South EthiopiaAges 14–22 - NCT06295328RecruitingPhase 1/Phase 2
Terbinafine for chronic hepatitis B: safety and effect
This study tests whether a fungus-fighting drug, terbinafine, can help treat chronic hepatitis B. It is for people with stable disease who are not on other antivirals or are only on tenofovir.
Amsterdam, North HollandAges 18–60 - NCT06810687Recruiting
Methenamine vs. antibiotics to prevent UTIs after sling surgery
This study compares a non-antibiotic medicine (methenamine) to antibiotics for preventing urinary tract infections after a common incontinence surgery (mid-urethral sling). It may help people avoid antibiotics and their side effects.
Morristown, New JerseyAges 18–100 - NCT06814899Recruiting
Fosfomycin for bacterial infections in hospitalized adults
This study looks at how well the antibiotic fosfomycin works for bacterial infections in patients who received it in the hospital. It may help doctors understand the best ways to use this medicine.
Lecco, LeccoAges 18 years+ - NCT06814223RecruitingPhase 4
Can antibiotics prevent catheter infections in dialysis patients?
This study tests if giving antibiotics before placing a dialysis catheter can prevent infections. It may help people with heart conditions or those who need a catheter in the leg.
Nahariya, IsraelAges 18 years+ - NCT06815588Recruiting
Better TB tests and treatment for children
This study tests new ways to diagnose and monitor tuberculosis (TB) in children under 15 who might have TB in their lungs. The goal is to improve how we find and treat TB so children get better faster.
Bucharest, BUCAges birth–14 years - NCT04057924Recruiting
Watchful waiting for certain abnormal cells in the cervix
This trial checks whether “therapy abstention” (not treating right away) and close monitoring is safe for certain high-grade cervical cell changes. It may help some people avoid immediate procedures while still catching any progression early.
BordeauxAges 18 years+ - NCT04975178RecruitingPhase 3
Test of a TB vaccine for newborns in sub-Saharan Africa
This Phase 3 study tests whether MTBVAC can safely protect newborn babies from tuberculosis and whether it helps the baby’s immune system learn to fight TB. If you enroll, the goal is to see safety and immune response in real newborn settings in sub-Saharan Africa.
Worcester, Western CapeAges 5 minutes–1 week - NCT06751836Recruiting
New ways to treat severe dengue
This trial tests new strategies to treat dengue, ranging from mild to severe cases. It may help people with different stages of dengue find better care and support.
Guatemala CityAges 18 years+ - NCT07419347Recruiting
Glecaprevir/Pibrentasvir safety in real-world use
This study watches how safe and well-tolerated the 8-week treatment with glecaprevir/pibrentasvir is for people with hepatitis C who are taking other prescription or illicit drugs. It helps doctors learn more about using this medicine in everyday life.
Vancouver, British ColumbiaAges 18 years+ - NCT07420985RecruitingPhase 2
Ingavirin forte for flu and other viral infections
This trial tests different doses of Ingavirin Forte capsules for treating influenza and other respiratory viruses. It may help people with fever, cough, sore throat, and body aches who have been sick less than 48 hours.
IvanovoAges 18–65
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.