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 applicable2,544
- Phase 2357
- Phase 4302
- Phase 1287
- Phase 3286
- Phase 1/Phase 2131
- 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 Washington23
- University of Alabama at Birmingham22
- University of Oxford22
Where studies are running
- California234
- Maryland142
- Alabama92
- New York73
- Florida72
- Texas63
- Massachusetts55
- Arizona48
- Pennsylvania44
- Illinois41
Recruiting studies3,966 total
- NCT04444440RecruitingPhase 4
Antibiotic prevention after bladder Botox for overactive bladder
This trial studies whether taking an antibiotic around the time of bladder Botox can lower the risk of urinary infections. It’s for women with overactive bladder who tried standard medicines but didn’t get enough relief.
Edmonton, AlbertaAges 18 years+ - NCT04429594Recruiting
Study tracking COVID-19 infection rates in the public
This study looks at how often SARS-CoV-2 (the virus that causes COVID-19) infection happens in people who may have been exposed in the community. It may help researchers understand infection rates and patterns in the general population.
NiceAges 18 years+ - NCT04448145Recruiting
Study why COVID lasts after recovery
This study looks at what factors may make COVID-19 symptoms or infection effects last after someone has recovered. It also collects certain body samples to better understand why this persistence happens.
New York, New YorkAges 7 years+ - NCT04398901Enrolling by invitation
Study of brain and development outcomes after Zika exposure
This study follows children to compare development in kids exposed to Zika before birth versus similar children not exposed. The goal is to understand what effects Zika exposure may have on early brain development and long-term outcomes.
Washington D.C., District of ColumbiaAges 3–7 - NCT04381936RecruitingPhase 3
Testing COVID-19 or pneumonia treatments in hospitalized patients
This trial tests different treatments for serious lung infections in people who are already in the hospital. It may help doctors learn which treatment works best for recovery and survival when pneumonia-like illness is suspected.
BrusselsAges birth+ - NCT04439916Recruiting
Preventing CMV after lung transplant in special donor/recipient pairs
This study looks at how to prevent and monitor a virus called CMV after a lung transplant. It is for adults who are not carrying CMV themselves, but who receive lungs from donors who are CMV-positive, and it may help tailor safer follow-up care after transplant.
Edmonton, AlbertaAges 18 years+ - NCT04425421Recruiting
Treatment plan for children with Burkitt lymphoma
This trial uses a recommended treatment approach for children who have Burkitt lymphoma, a specific type of blood cancer. It may help by guiding care when the full standard treatment schedule can’t be followed for every child.
OuagadougouAges Up to 18 years - NCT04474301Recruiting
Quality of life check for people with melanoma during COVID-19
This study looks at how people with melanoma are feeling during the COVID-19 pandemic, including quality of life. You may be asked to share information through surveys or study contact so the researchers can understand needs and concerns.
Houston, TexasAges Any age - NCT04460313Recruiting
Testing bacteria in children’s noses and ears
This study looks at bacteria (especially pneumococcus) in the nose and throat of children. It includes children with ear infections or healthy children, to understand which germs are carried and how they relate to illness.
CréteilAges 6 months–15 years - NCT04404062Recruiting
COVID-19 test study using blood and swab samples
This study checks whether different COVID-19 tests (a blood test and swab-based tests) can detect or confirm infection. If you join, you’ll follow the study steps so researchers can compare results and improve testing.
London, LondonAges 5–70 - NCT04484025Enrolling by invitationPhase 2
Study of an oral drug for hospitalized COVID-19 patients
This trial tests an oral drug called SPI-1005 for people hospitalized with moderate COVID-19. The drug may help reduce inflammation and protect the lungs, and the study will compare it to a placebo (a pill with no active medicine) to see if it helps people recover.
New Haven, ConnecticutAges 18 years+ - NCT04375800RecruitingPhase 2
Doravirine for children with HIV infection and stable treatment
This Phase 2 study tests doravirine (a type of HIV medicine) in children with HIV who are about 4 weeks to under 12 years old and weigh under 45 kg. It aims to see whether this regimen can control the virus safely, and some children may continue into an extension if they benefit.
Aurora, ColoradoAges 4 weeks–11 years - NCT04486638Recruiting
Dengvaxia pregnancy registry in the US
This registry collects information about people who were pregnant and exposed to the Dengvaxia vaccine during pregnancy, to better understand outcomes after that exposure. It may help future mothers and clinicians by building a clearer safety and health record over time.
San JuanAges Any age - NCT03795376Recruiting
Dat'Aids prevention study for HIV, hepatitis, and STI screening
This study offers prevention-focused care and testing for people who may have been exposed to HIV, hepatitis, or other STIs. It tests ways to support safer health decisions and timely treatment when needed.
BelfortAges 18 years+ - NCT04305691RecruitingPhase 2
Ixazomib for skin Kaposi sarcoma in people with HIV
This trial studies ixazomib (a targeted anti-cancer medicine) to treat cutaneous (skin) Kaposi sarcoma. It aims to shrink measurable skin lesions and improve symptoms, especially in people living with HIV.
San Diego, CaliforniaAges 18 years+ - NCT04303117RecruitingPhase 1/Phase 2
Test drug PDS01ADC alone and with immunotherapy for Kaposi sarcoma
This Phase 1/2 study tests PDS01ADC, a targeted cancer drug, for advanced Kaposi sarcoma (KS). It also studies how well the drug works when added to the immunotherapy M7824, especially if KS has not responded to prior treatments.
Bethesda, MarylandAges 18–99 - NCT04301076RecruitingPhase 1
Testing lenalidomide with EPOCH for adult T-cell leukemia-lymphoma
This trial tests whether adding lenalidomide to a standard chemotherapy regimen (EPOCH) helps people with adult T-cell leukemia-lymphoma (ATLL). It aims to improve how well the treatment works.
Atlanta, GeorgiaAges 18 years+ - NCT04357600Enrolling by invitationPhase 1/Phase 2
Stem cell treatment for hepatitis B–related cirrhosis
This early-stage trial tests umbilical cord “mesenchymal” stem cells in people with liver scarring (cirrhosis) that is caused by hepatitis B. It may help improve liver function and related complications, but it is mainly designed to check safety and how well the treatment works.
Jakarta, DKI JakartaAges 18–65 - NCT04308278RecruitingPhase 4
Homeopathic treatment for Epstein-Barr virus fatigue
This study tests a homeopathic treatment (2LEBV® and 2LXFS®) for people with Epstein-Barr virus infection who experience long-lasting fatigue and other symptoms. It aims to see if this treatment helps reduce fatigue and improve overall well-being.
Heule, KortrijkAges 12 years+ - NCT04326426Enrolling by invitationPhase 3
Study of tradipitant for severe or critical COVID-19
This trial tests whether tradipitant can improve outcomes for adults with severe or critical COVID-19, including pneumonia and low oxygen. It may help patients whose lungs are significantly affected and who need careful hospital-level care.
New York, New YorkAges 18–90 - NCT04364503Enrolling by invitation
Study that analyzes de-identified patient samples and records
This trial checks how well patient samples and health records can be analyzed when names are removed (“de-identified”) and privacy rules are followed. You might be included if you agree in writing and your sample data can be used for this research and/or your doctor requests it.
Los Angeles, CaliforniaAges Any age - NCT04288635Recruiting
Testing a nutrient supplement for energy problems in septic shock
This study looks at whether a metabolite (nutrient) supplement can help the body’s cells work better when someone is in septic shock. It is done in the ICU, and it may benefit people with sepsis who still have poor circulation and high lactate levels despite standard treatment.
Angers, Maine et LoireAges 18 years+ - NCT04372875Recruiting
Help for teens using health tech in the emergency room
This trial tests whether using a health information technology tool in the emergency department can improve sexual health care and reduce health disparities for teens. It focuses on gathering survey and screening information so care can better meet needs.
Washington D.C., District of ColumbiaAges 15–21 - NCT04369599Enrolling by invitation
Test chest vibration during ventilation for severe lung failure
This study looks at whether a special chest “vest” and related lung measurements can improve breathing in people with sudden severe lung failure who need a breathing machine. You may be eligible if you have ARDS and can safely use the vest during mechanical ventilation.
Atlanta, GeorgiaAges 18 years+
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 6,624 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.