Infectious disease
Infections clinical trials
Bacterial, viral, and other infections — from common illnesses to emerging threats. We’re tracking 4,175 recruiting studies in this area right now.
By phase
- Not applicable2,709
- Phase 2362
- Phase 4321
- Phase 1291
- Phase 3285
- Phase 1/Phase 2142
- Phase 2/Phase 365
Top conditions
Leading sponsors
- National Institute of Allergy and Infectious Diseases (NIAID)89
- Assistance Publique - Hôpitaux de Paris80
- University of California, San Francisco44
- Johns Hopkins University32
- Hospices Civils de Lyon30
- National Cancer Institute (NCI)28
- University of Washington27
- University Hospital, Strasbourg, France26
- Columbia University23
- University of Alabama at Birmingham23
Where studies are running
- California235
- Maryland147
- Alabama89
- New York77
- Florida74
- Texas61
- Massachusetts56
- Arizona47
- Pennsylvania45
- Illinois42
Recruiting studies4,175 total
- NCT07488949Recruiting
Doxycycline and progestin for chronic endometritis in recurrent pregnancy loss
This trial tests whether combining an antibiotic (doxycycline) with a hormone treatment (progestin) can help people with chronic endometritis—a type of uterine inflammation—who have had repeated miscarriages or failed IVF cycles. The goal is to improve the chance of a successful pregnancy.
Lanzhou, GansuAges 20–45 - NCT06770101Recruiting
Suicide prevention program for teens with HIV
This study tests a counseling program for teens with HIV who have had suicidal thoughts or behaviors. The goal is to see if the program is helpful and can be offered at local clinics.
LilongweAges 13–19 - NCT07477925Recruiting
Studying immune markers for CMV in pregnancy
This study looks at how the immune system responds to a first-time cytomegalovirus (CMV) infection during pregnancy. The goal is to find better ways to predict if the virus will pass to the baby.
Pavia, LombardyAges 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+ - NCT06037564Enrolling by invitationPhase 4
Switching HIV treatment to a simpler daily pill
This study tests whether switching your current HIV medication to a daily pill with doravirine, dolutegravir, and lamivudine is safe and effective. It is for people whose HIV is well-controlled but who have had to change treatment before because it stopped working.
Aarau, Canton of AargauAges 18 years+ - NCT07467018Recruiting
Mobile van study of a long-acting HIV prevention shot
This study tests if giving a long-acting HIV prevention shot (lenacapavir) from a mobile medical van can reach people at risk for HIV in Los Angeles County. You may be able to join if you are HIV negative, at risk for HIV, and are willing to try a shot instead of a daily pill.
Santa Monica, CaliforniaAges 18 years+ - NCT06650501RecruitingPhase 4
Comparing two blood thinners for staph bloodstream infections
This study compares two types of blood thinners (dabigatran vs. a common Xa inhibitor like apixaban) in people with a staph infection in their blood. The goal is to see which is safer and works better.
Montreal, QuebecAges 18 years+ - NCT06648629Recruiting
Counseling to help HIV patients who drink too much
This study tests a counseling approach called Acceptance and Commitment Therapy (ACT) to help people living with HIV who drink at unhealthy levels reduce their drinking. If you're on HIV treatment and drink more than recommended, this program may help you build healthier habits.
Syracuse, New YorkAges 18 years+ - NCT07460297Enrolling by invitation
Antibiotic and iodine for infection prevention in breast reconstruction
This trial tests if a combination of a pseudomonas bacteria injection and an iodine solution can help prevent infections in women having immediate breast reconstruction with implants after mastectomy or breast-conserving surgery.
Shenyang, LiaoningAges 18 years+ - NCT07460349Recruiting
Extended interval gentamicin dosing in newborns
This study looks at spacing out doses of the antibiotic gentamicin for newborns up to 7 days old who need it. The goal is to make sure the dosing schedule works well and is safe for babies.
London, OntarioAges birth–1 week - NCT06646562RecruitingPhase 4
Long-acting injectable HIV meds for adults 60 and older
This study tests whether two long-acting injectable HIV medications (cabotegravir and rilpivirine) can keep the virus under control in people aged 60 and older. It aims to offer a convenient alternative to daily pills for older adults with HIV.
Elche, AlicanteAges 60 years+ - NCT07136363Recruiting
RESTORE study: support for stimulant users leaving jail or prison
This trial tests a smartphone app (DynamiCare) to help people recovering from stimulant use (methamphetamine or cocaine) stay healthy after leaving jail or prison. It also focuses on those at risk for or living with HIV.
New Haven, ConnecticutAges 18 years+ - NCT06454955RecruitingEarly Phase 1
PET scan imaging study for solid tumors using a new probe
This trial tests a new imaging agent that targets a protein called B7-H3 found on many solid tumors. It uses PET/CT to help doctors see and stage tumors more clearly.
Beijing, Beijing MunicipalityAges 18–75 - NCT06651047Recruiting
Study of antibiotics for difficult Gram-negative infections
This study is looking at how well two strong antibiotics (ceftazidime/avibactam and cefiderocol) work, with or without another drug called fosfomycin, for treating tough Gram-negative infections. It aims to help doctors understand the best way to use these medicines.
BolognaAges Any age - NCT05874908Enrolling by invitation
Strep throat and head/neck infection study with hospital samples
This study looks at germs (microbiology) in people with a new, short-term head and neck infection caused by streptococcus bacteria. Your sample would help researchers learn more about these infections and how they behave.
NorthamptonAges 18 years+ - NCT04293042RecruitingEarly Phase 1
BK virus treatment using donor immune cells after transplant
This early-phase study tests whether immune cells made from a donor (T cells) can treat BK virus infection in people whose immune system is weak after a stem cell transplant or chemotherapy. It may help control the virus causing bladder/urinary symptoms.
Philadelphia, PennsylvaniaAges 1 month–25 years - NCT06605820Recruiting
Shared decisions about antibiotics in the hospital
This study looks at how doctors and patients make decisions together about using antibiotics wisely in the hospital. If you are a patient who was treated with antibiotics for an infection while hospitalized, or a senior doctor who cares for such patients, this trial may be a fit.
Truro, CornwallAges 18 years+ - NCT07004751Recruiting
Finding the cause of fever in Nepal
This study is trying to find the cause of fevers that last from 3 to 21 days in people who are admitted to the hospital. It may help doctors better understand and treat fevers in Nepal.
Lalitpur, BagmatiAges 16 years+ - NCT07439445Recruiting
Simplified treatment for H. pylori guided by a stool test
This trial tests a simpler two-drug treatment for H. pylori infection, chosen based on a stool test that checks if the bacteria are resistant to clarithromycin. It may help people who have not been treated before avoid unnecessary antibiotics.
Beijing, Beijing MunicipalityAges 18–70 - NCT05187429RecruitingPhase 1/Phase 2
Low-dose nivolumab for adults with HIV on stable therapy
This trial tests whether a low dose of nivolumab can safely affect the immune system in adults living with HIV who are already on stable HIV treatment. You may benefit by helping researchers understand a new approach, but the main goal is to check safety and early effectiveness.
Melbourne, VictoriaAges 18–65 - NCT06594276Recruiting
Breast abscess treatment: pills vs. local antibiotics and drainage
This study compares two ways to treat breast abscess: taking antibiotics by mouth versus getting antibiotics injected into the abscess after draining it with a needle guided by ultrasound. It aims to find which method works better and may be an option for you.
Gujranwala, Punjab ProvinceAges 14–60 - NCT07425067Recruiting
Upper GI endoscopy in HIV patients
This study looks at the findings of upper endoscopy (a camera exam of the stomach and esophagus) in people living with HIV. It may help doctors understand if routine screening is helpful.
BrusselsAges 18–99 - NCT05883995Recruiting
Phage therapy clinic program in Lyon
This trial is an organized clinic to help patients request bacteriophage (phage) therapy. It mainly checks that you were referred to the Lyon hospital for a phage therapy request and that you agree to be part of the program.
LyonAges Any age - NCT07094984Recruiting
Clearing resistant gut bacteria: three FMT methods
This trial tests three different ways to clear antibiotic-resistant bacteria from your gut using fecal microbiota transplant (FMT). It may help if you have a confirmed resistant infection and are looking for a treatment to reduce the risk of future infections.
WarsawAges 18 years+
Common questions
- How many infections clinical trials are recruiting?
- Clin2 is tracking 4,175 recruiting infectious disease studies from the U.S. registry right now, out of 7,037 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.