Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 3,968 recruiting studies in this area right now.
By phase
- Not applicable2,549
- Phase 2357
- Phase 4301
- Phase 1287
- Phase 3282
- Phase 1/Phase 2132
- Phase 2/Phase 360
Top conditions
Leading sponsors
- National Institute of Allergy and Infectious Diseases (NIAID)88
- 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 studies3,968 total
- NCT05561504Recruiting
Study of stomach bacteria resistance in adults
This study looks at how common a stomach bacteria infection is and which antibiotics still work. You may help researchers by providing consent for related study participation and sample tracking.
MunichAges 18 years+ - NCT05625373RecruitingPhase 2/Phase 3
Antibiotic powder during groin surgery to prevent infection
This trial studies whether placing an antibiotic powder (vancomycin) directly in the surgical wound during groin lymph node surgery can lower the risk of surgical site infections. It may help reduce wound infections after surgery for vulvar dysplasia.
Providence, Rhode IslandAges 18 years+ - NCT01731353Recruiting
FungiScope study for confirmed invasive fungal infections
This study enrolls people who have test results showing an invasive fungal infection (a fungus causing illness inside the body). The goal is to build a global registry to better understand these infections and improve future care.
Cologne, North Rhine-WestphaliaAges Any age - NCT05061329Recruiting
Learn how the nose’s microbes relate to health and disease
This study explores the tiny living organisms (microbes) in your nose and how they may be linked to health problems. It may help researchers better understand disease triggers and potential new prevention or treatment ideas.
Holstebro, Central JutlandAges 18 years+ - NCT06161870RecruitingPhase 4
Individualized vancomycin dosing for NICU patients
This study tests a personalized dosing approach for the antibiotic vancomycin given to patients in the neurological ICU. It aims to find the right dose for each patient to improve treatment and reduce side effects.
Changsha, HunanAges 18 years+ - NCT03083184RecruitingPhase 3
Ethanol lock solution to prevent catheter infections
This Phase 3 study tests whether a medicine-filled “lock” put into a dialysis catheter can lower the risk of infections. It is meant for people on regular dialysis with a tunnelled catheter who already have it in place.
Clermont-FerrandAges 18 years+ - NCT05401071RecruitingPhase 2/Phase 3
Test shorter rifapentine-based treatment for drug-sensitive TB
This trial studies whether a rifapentine-based TB regimen can work just as well while shortening treatment time. It’s for people with rifampicin-sensitive, smear-positive lung tuberculosis.
Guiyang, GuizhouAges 18–60 - NCT05449756Recruiting
Long-term follow-up for children from the TEMPO study
This study checks on children who already took part in the TEMPO study during their first year of life. It helps researchers understand how things turned out over time and uses your child’s earlier study information.
BeekAges 3–10 - NCT03450005Recruiting
CandiReg registry for invasive Candida infections
This study is a hospital registry that collects health and test information about people with confirmed invasive Candida (a fungal infection). It may help doctors understand who gets these infections and how they spread, which can improve future diagnosis and care.
Cologne, North Rhine-WestphaliaAges Any age - NCT06172010RecruitingPhase 4
Rifampicin plus antibiotics for staph joint replacement infection
This study tests whether adding the antibiotic rifampicin to standard treatment works better than standard treatment alone for staph infections in hip or knee replacements. The goal is to find a more effective way to clear the infection and avoid more surgeries.
Leiden, Zuid HollansAges 18 years+ - NCT05627713Recruiting
Studying monkeypox infection and vaccine in adults
This study looks at the medical and lab changes in people with suspected or likely monkeypox, and in adults who may be eligible for a monkeypox vaccine. Your participation helps researchers understand how infection and vaccination affect the body and how to improve care.
ParisAges 18 years+ - NCT07855029Recruiting
Quality of life after hepatitis B treatment outcomes
This study looks at how different outcomes of chronic hepatitis B treatment affect patients' quality of life. It includes people who have been functionally cured, those still on treatment, those who relapsed, and healthy controls to compare.
GuangzhouAges 18–65 - NCT07863323Recruiting
Guided fluid therapy for sepsis in internal medicine
This study tests whether using a non-invasive monitor to guide fluid and medication decisions helps people with sepsis recover better than standard care. It aims to improve blood flow and organ function without extra needles or procedures.
Pisa, PisaAges 18 years+ - NCT05995106Recruiting
Mobile app for high blood pressure in pregnancy
This study tests a mobile health app to help manage high blood pressure during pregnancy. It's for pregnant women 18+ with high blood pressure or at high risk, who can use a smartphone.
Seongnam-si, Gyeonggi-doAges 18 years+ - NCT06180993Recruiting
Nirsevimab for infants born in Galicia
This trial tests a preventive medicine called nirsevimab given to infants to see how well it protects them from a common serious lung infection. It is offered as part of regular check-ups for babies born during a specific time period.
Santiago de Compostela, A CoruñaAges 1 day–2 years - NCT07862010RecruitingEarly Phase 1
Study of GI001 for B-cell lymphoma and leukemia that has returned or not responded
This trial tests a new treatment called GI001 for people with B-cell lymphoma or B-cell leukemia that has come back or hasn't responded to previous treatments. It aims to see if GI001 can help when other options have failed, and it may be an option if you haven't had CAR-T therapy before.
Yunnan, KunmingAges 18–75 - NCT05095090Recruiting
Study of hospital patients with breathing problems
This study looks at patients admitted to the hospital with acute breathing issues or those with ongoing lung conditions. It aims to better understand these conditions and may help improve future care.
LeicesterAges 18–90 - NCT05139524Recruiting
Fever and bleeding illness study in East and Central Africa
This study looks at people with fever or unexplained bleeding in East and Central Africa to learn more about illnesses like Rift Valley fever. By joining, you can help doctors understand and better treat these conditions.
Goma, North KivuAges 2 years+ - NCT06185920Recruiting
A study of phage therapy for severe infections
This study looks at how well phage therapy (a virus that kills bacteria) works for severe infections. It's for people who received this treatment at a specific hospital in France.
LyonAges Any age - NCT06184542RecruitingPhase 1
New DTaP vaccine safety trial for children
This trial tests a new combined vaccine for diphtheria, tetanus, and whooping cough (pertussis) in children of different ages. It aims to see if the vaccine is safe and how well it works, helping to protect against these serious diseases.
Dazhou, SichuanAges 2 months–6 years - NCT06197152Recruiting
RSV severity markers in hospitalized adults
This study looks for markers in the blood that can tell how serious an RSV infection might become. If you are hospitalized with RSV and have breathing symptoms, this trial will follow your recovery and test for clues about your illness.
CréteilAges 18 years+ - NCT03044223Recruiting
Profiles of immune cells in severe Pseudomonas sepsis
This study looks at patterns of immune cells in people who are critically ill with sepsis caused by Pseudomonas aeruginosa bacteria. It may help doctors better understand how the immune system responds and improve care for this serious infection.
UlmAges 18–90 - NCT05191381Recruiting
Immune treatment using exosome therapy for severe COVID-19
This trial tests whether immune-supporting treatment made from exosomes can help people with critically severe COVID-19 and lung damage. If you qualify, you may receive this therapy as part of the study to see if it improves outcomes.
UlmAges 18–90 - NCT04899765RecruitingPhase 4
Measles and BCG shots for moms and toddlers
This trial tests whether giving measles and BCG vaccines to mothers and their children after the child turns 12 months is safe and helpful. It specifically looks at women who are not pregnant and meet several health and study-area requirements.
Bissau, Bissau CodexAges 15–35
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 3,968 recruiting infectious disease studies from the U.S. registry right now, out of 6,521 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.