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
- NCT07214571RecruitingPhase 2
Study of S-337395 for RSV in high-risk adults
This trial tests an experimental drug called S-337395 for adults with RSV who are not in the hospital but are at high risk for severe illness. It aims to see if the drug can help prevent symptoms from getting worse.
Los Angeles, CaliforniaAges 18 years+ - NCT07215273RecruitingPhase 2
Testing a new antifungal for mold infections in immunocompromised people
This study tests a new antifungal drug (EL219) compared to two standard treatments (liposomal amphotericin B or voriconazole) for people with weakened immune systems who have a suspected or confirmed mold infection. The goal is to see if the new drug works as well or better at treating the infection.
Birmingham, AlabamaAges 18 years+ - NCT07215702RecruitingPhase 2
Testing a drug for kidney injury from sepsis in the ICU
This trial tests if a new drug, AZD4144, can help people with sepsis-related acute kidney injury in the ICU. It aims to see if the drug can improve kidney recovery and reduce complications.
Phoenix, ArizonaAges 18–80 - NCT06584045Recruiting
Testing a bile-based treatment for adult encephalitis
This study tests a natural bile-derived medicine (Calcus Bovis Sativus) to see if it can help adults with new or recent brain inflammation (encephalitis). It focuses on people whose encephalitis is caused by the immune system or a virus, and who have not fully recovered.
Wuhan, HubeiAges 18 years+ - NCT06915974Recruiting
Comparing Blood Tests for Sepsis in Burn ICU Patients
This study is comparing two blood tests (Interleukin 6 and Procalcitonin) to find which is better at detecting sepsis (a serious infection) and predicting the risk of death in burn patients in the ICU. If you have moderate burns and are otherwise healthy, this trial could help improve care for burn victims.
CairoAges 25–60 - NCT06916962Recruiting
Supporting TB recovery: The UPLIFT trial
This trial is studying if offering extra support to people being treated for tuberculosis (TB) can help them recover and feel better overall. It's for people who have started treatment for drug-sensitive TB and live in certain areas.
Ba Ria Vung TauAges 18 years+ - NCT07221123RecruitingPhase 2
Smell and memory training for brain health
This study tests whether smell exercises can improve memory and thinking in people who are worried about their brain health. If you are 40 or older and have mild memory concerns, you may be able to join.
Birmingham, AlabamaAges 40 years+ - NCT07220369Recruiting
Gut mini-pill study: testing a new capsule
This trial tests a special mini-pill that may help your gut health. You'll take the pill and provide stool samples while eating provided meals.
Boston, MassachusettsAges 50–75 - NCT07215325RecruitingPhase 4
Can doxycycline prevent STIs in men?
This trial tests if taking doxycycline after sex can lower the risk of getting sexually transmitted infections (STIs) in men who have sex with men and are at higher risk.
Atlanta, GeorgiaAges 18 years+ - NCT07221370RecruitingPhase 2/Phase 3
Vancomycin to prevent C. diff infection in ICU patients
This trial tests whether giving vancomycin through a tube into the stomach can prevent a serious gut infection called C. diff in people who are very sick in the ICU and taking antibiotics. If you qualify, you might receive this medicine to lower your risk.
Moreno Valley, CaliforniaAges 18 years+ - NCT07220278Recruiting
HIV treatment support study in Malawi
This study tests a program to help people living with HIV who have missed their recent treatment appointment get back on track. It aims to find better ways to support ongoing treatment.
LilongweAges 15 years+ - NCT07213765RecruitingPhase 4
Short-term antibiotics for MAC lung disease
This trial tests whether a shorter course of antibiotics works for people with a specific type of lung infection caused by Mycobacterium avium complex (MAC). It aims to find a treatment that is just as effective but easier to complete.
Hefei, AnhuiAges 18–75 - NCT07218211RecruitingPhase 4
Injectable PrEP study for Latine transgender women and gay men
This study offers a long-acting injectable form of PrEP (lenacapavir) to prevent HIV in Latine transgender women and gay men in the South. It aims to make HIV prevention easier by providing a shot instead of a daily pill.
Durham, North CarolinaAges 18 years+ - NCT07212764Enrolling by invitation
Tracking infections in kids with FMF using a phone app
This study tests whether a mobile app can help monitor infections in children and teenagers with Familial Mediterranean Fever (FMF). It aims to make it easier for families to track symptoms from home.
Istanbul, FatihAges 8–18 - NCT07213258Recruiting
HIV and meth prevention study for HIV-negative men
This study tests a smartphone program to help HIV-negative men who have sex with men reduce meth use and improve PrEP adherence. It explores whether combining support for both behaviors is more effective than addressing them separately.
San Francisco, CaliforniaAges 18–40 - NCT06827496Recruiting
Starting with oral antibiotics for kids' bone and joint infections
This study tests if starting treatment for uncomplicated bone or joint infections in children with oral (by mouth) antibiotics is effective. It focuses on kids who are not severely ill and do not have certain risk factors, and who can begin oral antibiotics right away or after a short course of IV (intravenous) antibiotics.
Copenhagen ØAges 3 months–17 years - NCT06918769Recruiting
Using a new urine test to reduce unnecessary antibiotics for bladder infections
This study tests a new urine test (the UF-5000) to see if it can help doctors decide who really needs antibiotics for a bladder infection. The goal is to avoid giving antibiotics when they are not needed.
Hong Kong, Hong KongAges 18–99 - NCT05626530RecruitingPhase 4
Letermovir to prevent CMV after transplant illness
This trial studies whether letermovir can help prevent CMV (a common virus after transplant) from coming back after you’ve already been treated. If you qualify, you may be offered letermovir as “secondary prevention” and followed for about 6 months.
Boston, MassachusettsAges 18–75 - NCT06537726Recruiting
Breath test for fungal infections in leukemia patients
This trial tests if a simple breath analysis can detect invasive fungal infections early in people with acute leukemia who are undergoing chemotherapy and have a low white blood cell count. Early detection could help start treatment sooner.
Zurich, Canton of ZurichAges 18 years+ - NCT06922344RecruitingPhase 4
Fluconazole vs Itraconazole for Pityriasis Versicolor
This study compares two common antifungal pills, fluconazole and itraconazole, to see which works better for treating pityriasis versicolor, a skin condition that causes discolored patches. If you have this condition and are generally healthy, you may be able to join.
Peshawar, KPKAges 18–50 - NCT05257538Recruiting
Stool transplant to treat early C. difficile infection
This trial tests whether giving a stool transplant (also called FMT) can treat a new, early C. difficile infection in people who have improved while on antibiotics. It may help some people prevent the infection from coming back or worsening.
TurkuAges 18–120 - NCT01905709Recruiting
Fecal transplant to treat recurring C. difficile infection
This trial studies using a fecal microbiota transplant (FMT)—healthy gut bacteria moved from a screened donor—to help treat recurring or hard-to-control C. difficile infection. It may help restore a healthier gut environment when standard treatments keep failing or the infection returns.
Englewood, New JerseyAges 18 years+ - NCT04260477RecruitingPhase 3
Testing a new stronger TB retreatment medicine schedule
This trial tests a new “triple-dose” set of medicines to treat people whose tuberculosis (TB) has come back in the lungs. If you qualify, the goal is to improve cure rates and reduce the chance of TB returning again.
NiameyAges Any age - NCT05028153RecruitingPhase 2
Azithromycin for young children with asthma-like hospital symptoms
This trial tests whether the antibiotic azithromycin can help children in the hospital who are having asthma-like breathing symptoms. If you qualify, your child may get azithromycin as part of the study and will be monitored closely for side effects and breathing improvement.
Gentofte MunicipalityAges 1 year–5.9 years
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.