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
- NCT07614165Enrolling by invitation
HIV Prevention Decision Tool for Young Adults
This study tests a simple online tool to help young people decide whether PrEP (a daily pill that prevents HIV) might be right for them. The tool uses information from an at-home HIV test and is designed to make PrEP information easier to understand.
Ann Arbor, MichiganAges 18–39 - NCT07615517Recruiting
Comparing wound-closure methods for abdominal surgery
This trial compares two ways of closing the layer under your skin after abdominal surgery to see which leads to better healing and fewer complications. You'll be randomly assigned to either have this inner layer stitched or left unstitched.
Augsburg, BavariaAges 18 years+ - NCT07616817Enrolling by invitation
Expert Panel Study on Ultrasound Assessment of Septic Shock
This study gathers expert opinions from critical care doctors and specialists around the world who use bedside ultrasound (a portable imaging tool) to diagnose and categorize septic shock (a life-threatening infection condition). The goal is to develop standardized approaches to identifying different types of septic shock using ultrasound.
Albany, New YorkAges Any age - NCT07615309Enrolling by invitation
Omadacycline for Mycobacterium abscessus lung infection
This trial tests whether omadacycline (an antibiotic) can safely and effectively treat a rare lung infection caused by Mycobacterium abscessus bacteria. If you have this infection, this study may help doctors understand if this antibiotic works better than current treatments.
BeijingAges 18 years+ - NCT07620223Recruiting
Antibiotics to prevent infection after liver surgery
This study tests whether giving antibiotics before liver or bile duct surgery can prevent wound infections in areas where bacteria are resistant to many antibiotics. You would receive antibiotics as a preventive measure and be monitored for any surgical site infections.
Nanjing, JiangsuAges 18 years+ - NCT07616739RecruitingPhase 4
Dolutegravir and Lamivudine for Pregnant Women with HIV
This study tests a two-drug HIV treatment combination (dolutegravir and lamivudine) for pregnant women who have never taken HIV medicine before. The goal is to see if this combination safely controls HIV during pregnancy and protects the baby.
Ciudad Autónoma de Buenos Aires, Buenos AiresAges 15 years+ - NCT07612644Recruiting
Ultrasound Guidance for Safer Spinal Taps in Babies
This study tests whether using ultrasound to guide lumbar punctures (spinal taps) in babies under 12 months reduces blood contamination in the fluid samples. The goal is to make the procedure safer and more accurate for diagnosing infections or other conditions.
Nashville, TennesseeAges 1 day–1 year - NCT07615010RecruitingPhase 2
agenT-797 Plus Standard Care for Severe Pneumonia With Respiratory Failure
This trial tests whether adding an experimental drug called agenT-797 to standard pneumonia treatment helps patients in the ICU who have severe pneumonia and serious difficulty breathing (acute hypoxemic respiratory failure). The drug is designed to help the immune system fight severe infection.
San Francisco, CaliforniaAges 18 years+ - NCT07616934RecruitingPhase 1
Safety and immune response study of VAX-A1 vaccine in healthy young adults
This study tests a new vaccine called VAX-A1 in healthy people aged 18–40 to see if it's safe and if it helps the body build protection against Group A Streptococcus (a bacteria that can cause serious infections). You'll receive two vaccine doses and have blood tests and heart monitoring over 6 months.
Adelaide, South AustraliaAges 18–40 - NCT07614490RecruitingPhase 4
Dental plaque and gum health study
This research study examines how dental plaque relates to gum inflammation in people with different levels of gum health. Researchers will collect plaque samples and measure gum health to better understand these patterns, which may help improve oral care products.
Fort Wayne, IndianaAges 18 years+ - NCT07620353Recruiting
Study of OROSEDAL for sore throat and mouth sores
This study observes how well OROSEDAL, a topical oral medication, works for sore throats and minor mouth ulcers or sores that have lasted less than 15 days. You'll be asked to track your pain relief while using the product your doctor prescribes.
Multiple LocationsAges 8 years+ - NCT06706583Recruiting
Telemedicine education to improve antibiotic prescribing in primary care
This trial tests a program that uses educational video calls to help primary care doctors prescribe antibiotics more wisely. It aims to reduce unnecessary antibiotic use and improve patient care.
SevilleAges Any age - NCT04191395Recruiting
Study of treatments for long-term inflammatory diseases
This study looks at how chronic inflammatory illnesses progress over time and how treatments affect symptoms and disease markers. You may be invited if you’re receiving care for certain bowel, joint, or skin inflammatory conditions at the hospital.
BesançonAges 18 years+ - NCT05432362Recruiting
Energy sensing brain study in depression and weight groups
This study tests how the brain and body respond to “energy sensing” in people with depression and in people with different body weights. You may be asked to do assessments and follow specific health and diet rules so the researchers can compare groups.
Graz, StyriaAges 18–40 - NCT05718726Recruiting
Study of infections after spleen removal surgery
This trial looks at what happens after surgery to remove the spleen in people who also have major cancer surgery through the belly. It may help reduce or better manage serious infections after this kind of operation.
Basingstoke, HampshireAges 18–79 - NCT05959603RecruitingPhase 3
Vancomycin powder during spinal surgery to prevent infection
This Phase 3 trial tests whether placing vancomycin powder in the wound during spinal fusion surgery can lower the chance of a surgical site infection. You might qualify if you’re having a specific type of spinal surgery and meet safety criteria.
Petah TikvaAges 18–90 - NCT06277037Recruiting
Long-term follow-up for hepatitis B after imdusiran treatment
This study is a long-term check-in for people with chronic hepatitis B who were in an earlier trial of the drug imdusiran (AB729) and have stopped their usual hepatitis B medication. It will monitor your health over time to learn more about the effects of stopping treatment.
San Diego, CaliforniaAges 20–70 - 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 - NCT06597916RecruitingPhase 2
RSV vaccine study for people with weakened immune systems
This study tests how well an RSV vaccine (Arexvy) works in people whose immune systems are weakened by certain cancers, autoimmune diseases, or treatments. It aims to see if the vaccine can protect these vulnerable groups from respiratory infections.
ViennaAges 18 years+ - NCT04310787Recruiting
Tracking outcomes in adults with hepatitis B liver failure
This study looks at long-term survival in people ages 18–65 who are hospitalized with hepatitis B–related acute-on-chronic liver failure. It may help doctors better predict prognosis and improve care for people with this serious condition.
Guangzhou, GuangdongAges 18–65 - NCT06707246Recruiting
Comparing secukinumab and tofacitinib for hidradenitis suppurativa
This trial tests two medications, secukinumab and tofacitinib, to see which works better for moderate to severe hidradenitis suppurativa (a skin condition causing painful bumps) in Chinese patients. The goal is to find a more effective treatment option.
Hangzhou, ZhejiangAges 18–75 - NCT02883647Recruiting
Stopping antiviral treatment in chronic hepatitis B
This trial studies what happens after stopping long-term hepatitis B antiviral medicine in people whose virus has stayed controlled. It also follows patients over time to see how well they remain stable and safe after stopping.
Guangzhou, GuangdongAges 18–65 - NCT01913132Recruiting
PICO study after groin surgery incisions
This study looks at what happens after planned (not emergency) groin blood-vessel surgery, specifically around the incision area. It may help improve how incisions heal and reduce problems after surgery.
MalmöAges 18 years+ - NCT03920618Recruiting
Testing three HBV medicines for severe liver flare (ACLF)
This study compares three hepatitis B (HBV) medicines to see which treatment helps people with a severe liver flare. You may be eligible if you have confirmed HBV and lab results showing significant liver stress.
Guangzhou, GuangdongAges 12–65
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.