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
- NCT06899906Recruiting
Dalbavancin as long-term infection control: a safety study
This study looks back at patients who received the antibiotic dalbavancin as a long-term suppressive therapy for stubborn infections. It aims to see how well it worked and if it was safe.
France, LyonAges Any age - NCT06899581Recruiting
Gut health study for children with cancer
This study looks at gut health in children with certain cancers. It may help researchers understand how to better support children during treatment.
LondonAges 1 month–16 years - NCT03594344Recruiting
Extra hyperbaric oxygen after leg amputation wounds heal
This study tests whether giving extra treatments with hyperbaric (pressure) oxygen after a leg amputation can improve healing or recovery. It’s meant for people whose amputation happened due to long-lasting infection or poor blood flow and who can attend follow-up visits.
OsloAges 18–90 - NCT05576350Recruiting
Coaching to reduce risky drinking and HIV risk
This study tests an intervention (coaching/skills training) to help reduce risky alcohol use and reduce behaviors that increase HIV risk. It may help you if you drink in an at-risk way and may benefit from HIV prevention like PrEP.
New Haven, ConnecticutAges 18–35 - NCT06108648RecruitingPhase 4
Lavender essential oil wraps for babies with bronchiolitis
This study tests whether lavender essential oil chest wraps help babies hospitalized with bronchiolitis breathe easier and recover faster. If effective, it could offer a natural way to soothe breathing difficulties.
FribourgAges Up to 11 months - NCT06522750Recruiting
Periodic fasting for long COVID in adults
This study tests whether periodic fasting can help adults with long COVID. You may qualify if you are 18-64, have had COVID symptoms for at least 12 weeks, have a normal weight and low iron stores.
EttelbruckAges 18–64 - NCT07256561Recruiting
Testing simvastatin gel inside root canals for infection and pain
This study tests whether a gel containing simvastatin, a medicine usually used for cholesterol, can help fight infection and reduce inflammation inside a tooth's root canal. It might be a treatment option for people who have a failed root canal and still have a small infection at the tip of the tooth root.
CairoAges 20–40 - NCT07254208Enrolling by invitation
Long-term study for those who took PBGENE-HBV
This study follows people who have already received the experimental gene therapy PBGENE-HBV for hepatitis B. It aims to monitor long-term safety and health outcomes.
Boston, MassachusettsAges 19–80 - NCT07250724Recruiting
C. diff Toxin Levels After Antibiotic Treatment
This study looks at levels of C. diff toxins in stool after standard antibiotic treatment. It aims to understand how toxins change during recovery, which may help improve future treatments for C. diff infections.
Atlanta, GeorgiaAges 18 years+ - NCT07255105Recruiting
Central line infections in ICU patients
This study is looking at infections from central lines (special IVs in large veins) in ICU patients across China. It aims to understand how common these infections are and what factors contribute to them.
Nanjing, JiangsuAges 18 years+ - NCT07253311Recruiting
Testing a rapid test for Candida auris
This trial is testing a rapid test to detect Candida auris, a hard-to-treat fungus. You can join if your doctor suspects you have this infection or you're being checked for it on your skin, and your lab sample is grown on specific plates or broths.
AthensAges 18 years+ - NCT07255378Recruiting
Vasopressin for septic shock in the ICU
This study observes how the medication vasopressin works when added to standard treatment for septic shock in the ICU. It helps doctors understand if vasopressin improves outcomes for patients with severe infection and low blood pressure.
Terrassa, BARCELONAAges 18 years+ - NCT07257562Recruiting
Testing gut bacteria and amino acids to clear hepatitis B surface marker
This study tests whether a combination of a harmless gut bacterium (Bacteroides fragilis) and branched-chain amino acids (BCAAs, which are building blocks of protein) can help your body clear the hepatitis B surface antigen (HBsAg) from your blood. This may mean moving closer to a functional cure for chronic hepatitis B.
Fuzhou, FujianAges 18 years+ - NCT07251049Recruiting
Encephalitis and myelitis study using new DNA testing
This study uses new genetic testing to find the cause of brain or spinal cord inflammation in people in Guadeloupe. If you or your child has sudden symptoms like confusion, memory loss, or weakness, this trial may help identify the underlying infection.
Pointe-à-Pitre, GuadeloupeAges 4 weeks+ - NCT07257965Recruiting
Malaria infection study in Thai adults using mosquito bites
This study will expose healthy adults to a small number of mosquito bites carrying the P. vivax malaria parasite to learn how many bites are needed to cause infection. Participants will be closely monitored and treated in the hospital to ensure safety.
BangkokAges 20–55 - NCT07249996Recruiting
Respiratory infections in young babies
This study watches babies under 29 days old to track and understand respiratory infections. It may help doctors learn how to better protect very young infants.
Cali, Valle del Cauca DepartmentAges Up to 4 weeks - NCT06902194Recruiting
Kids' immune response to respiratory infections study
This study looks at how South African children's immune systems respond to acute respiratory infections. It may help find better ways to treat or prevent these infections.
Cape Town, Western CapeAges Up to 13 years - NCT00404989Recruiting
Pregnancy drug safety registry for people with HIV treatment
This trial is a pregnancy registry that collects information about birth outcomes when certain HIV medicines are taken during pregnancy. It helps detect any major birth defects so future pregnancies can be safer.
Wilmington, North CarolinaAges 12–60 - NCT05284877Recruiting
Study of HPV and skin cancer after organ transplant
This study looks at how human papillomavirus (HPV) and skin cancer behave in people who have had a solid organ transplant. It also includes healthy people for comparison, to understand what might be different after transplant and immune medicines.
Copenhagen NV, Capital RegionAges 18 years+ - NCT05894616Recruiting
Home monitoring study for lasting breathing symptoms after COVID
This study looks at people with lingering post-COVID symptoms, especially breathing and lung-related findings, using home monitoring and medical tests. It may help researchers understand what’s driving ongoing symptoms and identify patterns that could guide better care.
Stockholm, SverigeAges 18–50 - NCT06033807Recruiting
Screening for hidden TB in school contacts
This study tests a program to find hidden (latent) tuberculosis infections in students who have been close to someone with active TB. It helps identify who might need treatment to prevent them from getting sick later.
Zunyi, GuiyangAges 13 years+ - NCT05094570RecruitingPhase 4
Dupilumab for nasal polyps with staph bacteria
This trial studies whether dupilumab (an injection) can reduce staph bacteria in the nose and make the nose’s microbes more diverse in adults with chronic rhinosinusitis with nasal polyps (CRSwNP). If you already have a plan to start dupilumab as standard care, the study may help doctors better understand why it works.
Charlottesville, VirginiaAges 18–65 - NCT06874842RecruitingPhase 1
Testing a new shingles vaccine in adults 40 and older
This trial tests a new shingles vaccine (LYB004) in adults 40 and older. It looks at how safe the vaccine is and how well it helps your body build protection against shingles.
MeizhouAges 40 years+ - NCT06760273Recruiting
Tobramycin for Pseudomonas infection in bronchiectasis
This study looks at the long-term effects of using an inhaled antibiotic called tobramycin to get rid of Pseudomonas aeruginosa bacteria in people with bronchiectasis. It may help keep the infection away and improve breathing health.
Hefei, AnhuiAges 18–80
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.