Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 3,966 recruiting studies in this area right now.
By phase
- Not applicable2,545
- Phase 2357
- Phase 4302
- Phase 1287
- Phase 3282
- Phase 1/Phase 2133
- Phase 2/Phase 360
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 Alabama at Birmingham23
- University of Oxford23
- University of Washington23
Where studies are running
- California233
- Maryland142
- Alabama93
- New York73
- Florida72
- Texas62
- Massachusetts57
- Arizona48
- Pennsylvania43
- Illinois41
Recruiting studies3,966 total
- NCT07730996Recruiting
Nutrition care for hospital patients
This trial tests a new way of providing nutrition care to patients while they are in the hospital. It aims to see if having a dietitian closely involved in patient care can improve their nutritional health. If you are admitted to a participating ward, you might be included.
HerningAges 18 years+ - NCT07725718Recruiting
Mesh infection risk after abdominal wall repair
This study looks at why some people get an infection in the mesh used to fix a hole or weakness in the belly wall. The goal is to find risk factors so doctors can better prevent infections in the future.
Minya, Minya GovernorateAges 18 years+ - NCT02299921Recruiting
Alcohol and drug effects on immunity in ICU breathing patients
This study looks at how alcohol and other drugs can affect the body’s immune system in people who are very sick in the ICU due to breathing problems. It may help doctors better understand immune changes during critical illness and respiratory failure.
Aurora, ColoradoAges 18–90 - NCT05515770RecruitingPhase 3
Injectable PrEP shot for HIV prevention in higher-risk adults
This Phase 3 study tests whether an injectable HIV prevention medicine (cabotegravir) given before exposure can help prevent HIV in people at higher risk. You may join if you are HIV-negative and meet specific sexual health, medication, and health-testing requirements.
Rio de JaneiroAges 18–30 - NCT06220058Recruiting
Preventing hernias after emergency colorectal surgery
This study compares two ways of closing the belly after emergency colorectal surgery to see which one better prevents hernias. If you need this type of surgery, you may be able to join.
Girona, CataloniaAges 18 years+ - NCT06220045Recruiting
Comparing two meshes for closing abdominal incisions in urgent colon surgery
This trial tests two different mesh types used to close the midline incision after urgent colorectal surgery, to see which one better prevents hernias and wound infections.
GironaAges 18 years+ - NCT06631365RecruitingPhase 2
PrEP on demand: a pilot study for men who have sex with men
This study tests a '2-1-1' on-demand PrEP strategy for cisgender men who have sex with men. It aims to see if taking PrEP only around the time of sex is safe and effective. If you are interested in starting or currently taking PrEP this way, you may be eligible.
San Francisco, CaliforniaAges 18 years+ - NCT06570187RecruitingPhase 4
Dexmedetomidine for kidney protection in sepsis
This trial tests if dexmedetomidine, a sedative, can help protect the kidneys of critically ill patients with sepsis who develop acute kidney injury (a sudden drop in kidney function). It is for adults in the ICU who need a breathing tube or mask within 48 hours of kidney injury.
CairoAges 18–90 - NCT07716410Recruiting
Study of Cryptosporidium in Children with Diarrhea
This study follows children aged 6 months to 5 years with diarrhea caused by Cryptosporidium. It aims to understand how the infection develops over time and how it affects children.
Kisumu, NyanzaAges 6 months–4.9 years - NCT07719491RecruitingPhase 1
Study of GS-0415 in People with HIV
This study tests a new drug, GS-0415, for people with HIV. The study will see if this drug can help control the virus. Participants will continue taking their regular HIV medication.
Los Angeles, CaliforniaAges 18–65 - NCT07720154Recruiting
Using hernia sac flap to cover mesh in bony-edged hernia repair
This trial tests whether using a flap of your own hernia sac to cover the mesh during hernia repair can improve healing. It's for people with a complex hernia that touches a bone, like near the breastbone or pelvis.
Minya, Minya GovernorateAges 18–75 - NCT07718061Recruiting
Bacteria in dental plaque with orthodontic retainers
This trial studies the types of bacteria found in dental plaque from people who have orthodontic retainers after braces. It aims to understand how retainers affect oral bacteria.
MurciaAges 18–40 - NCT07717372Recruiting
CRP test for adults with respiratory infection in primary care
This trial tests whether a simple finger-prick test (C-reactive protein or CRP) can help doctors decide whether antibiotics are needed for adults with a cold or other respiratory infection. If you are an adult with recent symptoms and have not taken antibiotics yet, you may be able to join.
JakartaAges 18 years+ - NCT07716956Recruiting
Magnesium therapy for severe septic shock
This trial tests whether raising magnesium levels in the blood to a normal upper range can help reduce the need for strong blood pressure medications in people with severe septic shock. It might help stabilize blood pressure and improve recovery.
Alexandria, Alexandria GovernorateAges 18 years+ - NCT07715435Recruiting
Collecting samples to improve echinococcosis testing
This study collects tissue and blood samples from people having surgery for echinococcosis. The samples will help develop a better PCR test (a lab test that detects the parasite) so doctors can diagnose the infection more accurately.
Alessandria, Piemonte, ItalyAges 6 years+ - NCT07721649Recruiting
Flu shot during hospital stay for heart patients
This study checks if giving a flu shot to heart patients while they are in the hospital helps prevent heart problems later. It tests whether the flu shot can reduce the risk of further heart events.
CologneAges 18 years+ - NCT07720856Recruiting
Recovery pillow for spine surgery patients
This study tests a special recovery pillow designed to help you heal more comfortably after lower back fusion surgery. If you join, you will use the pillow after your operation to see if it improves your recovery.
The Bronx, New YorkAges 19 years+ - NCT07718204Recruiting
Medication help for kids after bone marrow transplant
This study tests a program that helps caregivers remember to give their child's oral medications after a bone marrow transplant. If you are the main caregiver for a child who had a transplant and is still in the hospital, this trial might be for you.
Columbus, OhioAges birth–12 years - NCT06634940Recruiting
Tracking antibiotic resistance in cirrhosis infections
This study looks at bacterial infections in people with cirrhosis to understand which antibiotics still work. The goal is to improve treatment for future patients with liver disease.
Buenos Aires, Buenos Aires F.D.Ages 17 years+ - NCT04344912Recruiting
Study of COVID-19 effects on heart emergency care
This study looks at how the COVID-19 outbreak affected care for people admitted to the cardiac intensive care unit. It may help hospitals improve how they plan and respond during major outbreaks.
ParisAges 18 years+ - NCT05586282Recruiting
Study proteins that may worsen fluid leaks in shock
This trial studies specific body proteins to understand why fluid can leak from blood vessels during dangerous shock after infection or heart problems. If you (or your representative) qualify, your team will collect information and possibly samples to see whether these proteins relate to recovery and treatment response.
ParisAges 18 years+ - NCT06635330RecruitingPhase 1/Phase 2
CAR T cell therapy for children with relapsed B-cell leukemia
This trial tests a new CAR T cell treatment for children whose B-cell acute lymphoblastic leukemia has come back or not responded to standard therapy. The goal is to see if this therapy is safe and can help control the cancer so a stem cell transplant may be possible.
Tehran, Tehran ProvinceAges 2–18 - NCT05990491Recruiting
Pituitary function after recovery from septic shock in ICU survivors
This study checks how well the pituitary gland (a small gland in your brain that controls hormones) works after you recover from a severe infection that caused dangerously low blood pressure (septic shock). It aims to see if the gland was affected during your ICU stay.
Lucknow, Uttar PradeshAges 18–80 - NCT07706686RecruitingPhase 1
Dengue challenge study in people with prior infection
This study tests how the body responds to a mild, lab-made dengue virus in people who have had dengue before. It looks at how the immune system reacts to a second infection, which may help improve future vaccines and treatments.
Bethesda, MarylandAges 18–50
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 3,966 recruiting infectious disease studies from the U.S. registry right now, out of 6,543 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.