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 applicable2,710
- Phase 2360
- Phase 4321
- Phase 1291
- Phase 3288
- Phase 1/Phase 2141
- Phase 2/Phase 364
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
- California236
- Maryland147
- Alabama89
- New York76
- Florida74
- Texas61
- Massachusetts56
- Arizona46
- Pennsylvania45
- Illinois42
Recruiting studies4,175 total
- NCT06168019Recruiting
Flu and COVID-19 study for pregnant women in Nagpur
This study follows pregnant women in Nagpur to understand how influenza and COVID-19 affect them and their babies. Participants will be contacted twice a week for symptom checks and may provide blood samples at key points during pregnancy.
Boston, MassachusettsAges 18–50 - NCT06168006Recruiting
Exercise app for heart health after COVID
This study tests whether a smartphone exercise app can improve heart health and physical function in people who still have symptoms like fatigue or shortness of breath after COVID-19. If you qualify, you'll use the app to follow a home exercise program.
São Paulo, São PauloAges 18 years+ - NCT06169514Recruiting
Medical oxygen systems and policy study
This study interviews experts in health systems and policy to understand how medical oxygen is managed in different contexts. It aims to improve access to oxygen for patients who need it.
Phnom PenhAges 18 years+ - 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+ - NCT06172660Recruiting
RSV prevention study for babies in Connecticut
This study looks at how well RSV vaccines or antibody shots protect babies from severe respiratory infections. If your baby is under 1 year old, lives in Connecticut, and gets sick with a respiratory infection, they may be able to join.
New Haven, ConnecticutAges Up to 1 year - NCT06173518RecruitingPhase 1
CAR T-cell therapy for children with B-cell leukemia or lymphoma
This trial tests a CAR T-cell therapy that targets CD19 on cancer cells. It is for children whose B-cell acute lymphoblastic leukemia or aggressive B-cell non-Hodgkin lymphoma has come back or not responded to other treatments.
Philadelphia, PennsylvaniaAges birth–18 years - NCT06174922RecruitingPhase 3
Comparing steroid, antifungal, or both for ABPA
This trial compares three treatments for ABPA: a steroid (prednisolone), an antifungal (itraconazole), or both together. It aims to find which works best for controlling symptoms and preventing flare-ups.
Chandigarh, ChandigarhAges 18 years+ - NCT06177184Recruiting
Donor milk for full-term cesarean-born babies
This study tests whether giving donor breast milk to full-term babies born by C-section can improve their gut health. If your baby was born by C-section and you plan to breastfeed, this trial may be a good fit.
Calgary, AlbertaAges 9 months+ - NCT06177197Recruiting
Seawater spray for baby bronchiolitis
This trial tests whether a seawater spray can help clear blocked noses in babies with their first episode of bronchiolitis. The goal is to see if it improves breathing and keeps babies out of the hospital.
BrestAges 1 month–1 year - NCT06177418Recruiting
Appendix surgery through the belly button in children
This trial is testing a specific type of appendix removal surgery that uses a small incision in the belly button. It aims to see if this approach works well for children and teens.
IstanbulAges 5–18 - NCT06178822Recruiting
New blood tests to diagnose sepsis in the ER
This study aims to find new ways to quickly diagnose sepsis (a severe response to infection) in patients arriving at the emergency room. If successful, these new tests could help doctors start treatment faster.
Almere Stad, FlevolandAges 18 years+ - NCT06178952Recruiting
Pulse stimulation therapy for post-COVID syndrome
This trial tests a non-invasive brain stimulation method called Transcranial Pulse Stimulation (TPS) to see if it can help people with lingering post-COVID symptoms like fatigue and brain fog. If you've had COVID-19 and still have symptoms for at least 12 months, this study might be an option for you.
Vienna, State of ViennaAges 20–80 - NCT06179498Recruiting
Partner navigation for hepatitis C treatment in young people who inject drugs
This trial offers a partner navigation program to help young people who inject drugs and their main injecting partner work together to get treatment for hepatitis C (a liver infection).
San Francisco, CaliforniaAges 18 years+ - NCT06179524RecruitingPhase 2
CAR-T-19 for CD19-positive B-ALL in children and young adults
This trial tests a new type of immunotherapy called CAR-T-19 for children and young adults up to age 25 whose B-ALL has returned or is not responding to standard treatments. The CAR-T cells are engineered to find and destroy leukemia cells that have the CD19 protein.
TianjinAges Up to 25 years - NCT06180590Recruiting
Vosevi for hepatitis C patients who didn't get better with past antiviral treatment
This trial tests if Vosevi (a combination of three antiviral drugs) can clear the hepatitis C virus in people who have already tried standard antiviral treatment but still have the virus. It also compares this to another treatment option.
Guangzhou, GuangdongAges 20–70 - 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 - NCT06183424Recruiting
Brain stimulation for COVID-19 recovery
This trial tests a gentle brain stimulation method called tDCS to help people recover after COVID-19 infection. If you are an adult who recently had COVID-19 and is now testing negative, this study might help improve lingering symptoms.
AntalyaAges 18–50 - NCT06184659RecruitingPhase 4
Comparing two antibiotics for sepsis in critical illness
This trial compares two common antibiotics, meropenem and piperacillin/tazobactam, to see which works better for adults with sepsis who are critically ill. It aims to help doctors choose the best treatment for serious infections.
Copenhagen, København ØAges 18 years+ - 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 - 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 - NCT06191159Recruiting
Comparing scar looks after different mastectomy incision methods
This trial compares three different ways surgeons make the incision (cut) during a mastectomy to see which one leads to the best-looking scar. You may be eligible if you are having a mastectomy without immediate reconstruction.
Vancouver, British ColumbiaAges Any age - NCT06191302Recruiting
Long COVID study in Denmark
This study follows people who were hospitalized for COVID-19 to learn more about long-term health effects (post-COVID conditions). It uses blood samples already collected during their hospital stay.
HvidovreAges 18 years+ - NCT06192160RecruitingPhase 2
New TB drug combinations for drug-sensitive lung TB
This trial tests new combinations of TB medicines for people with active lung TB that is sensitive to standard drugs. It aims to find safer, shorter treatments that work just as well or better than current options.
GaboroneAges 18 years+ - NCT06193980Recruiting
ICU recovery exercise test study
This trial looks at how well your heart and lungs work together after a long stay in the ICU on a breathing machine. It uses a simple exercise test to check your recovery after leaving the hospital.
Winnipeg, ManitobaAges 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 7,094 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.