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
- NCT07169656Recruiting
Study on reducing liver cancer risk in hepatitis B patients
This study looks at how well different hepatitis B treatments help lower the risk of liver cancer. It's for people with chronic hepatitis B who are already using or starting certain antiviral or interferon therapies.
AnyangAges 18 years+ - NCT07172659RecruitingPhase 2
Study of dovramilast for leprosy type 2 reaction
This study tests a new medicine called dovramilast to see if it can help people with leprosy type 2 reaction, a painful skin condition. It compares the new medicine to the standard treatment to find out if it works better or has fewer side effects.
Seattle, WashingtonAges 18 years+ - NCT07165444Recruiting
Comparing two acid-blocking drugs for H. pylori treatment
This trial tests if a newer acid-blocking medicine works better than a standard one when given with antibiotics and bismuth for treating H. pylori infection, a bacteria that can cause stomach ulcers. It is for adults who have not had treatment for H. pylori before.
Tanta, El-GharbiaAges 18 years+ - NCT07170735Recruiting
Measuring TB DNA in blood and urine for diagnosis
This study looks for TB DNA in blood and urine samples to see if it can help diagnose tuberculosis (TB) more quickly. It includes people with active TB, those with a latent (hidden) TB infection, and healthy volunteers without TB.
Hong Kong, Hong KongAges 18 years+ - NCT06942806Recruiting
Spinal cord stimulation for shingles nerve pain
This trial tests a treatment called high-frequency short-time spinal cord stimulation for pain caused by shingles (herpes zoster). It's for people whose pain hasn't improved with other treatments or who can't take pain medicines due to side effects or other health issues.
Zunyi, GuizhouAges 40–85 - NCT04028401RecruitingPhase 3
Skin prep study to reduce bacteria in shoulder replacement surgery
This study tests whether a specific skin-cleaning method before shoulder replacement surgery can reduce a common bacteria (Cutibacterium acnes) found on skin and deeper samples. It may help lower the risk of infection or contamination during prosthetic shoulder surgery.
AngersAges 18 years+ - NCT05182463RecruitingPhase 4
Peginterferon test for inactive chronic hepatitis B
This trial studies whether pegylated interferon can help people with inactive chronic hepatitis B stay stable or improve outcomes. You may qualify if your virus levels and liver blood tests are currently low and you’ve never used antiviral treatments.
Guangzhou, GuangdongAges 18–60 - NCT06701890Recruiting
Traveler health study
This study follows travelers to learn about illnesses they might get abroad, like infections from mosquitoes or antibiotic-resistant germs. It uses a smartphone app to track your health before, during, and after your trip.
ParisAges 18 years+ - NCT07156994Recruiting
Voice study for Long COVID symptoms
This study uses voice recordings from the Long COVID Companion App to find patterns that could help identify and monitor Long COVID symptoms. It may help improve how we detect and track COVID-19-related health issues using just your voice.
StrassenAges 18 years+ - NCT07156084RecruitingPhase 4
HPV vaccine long-term effect study for young adults
This study checks if one dose of the 9-valent HPV vaccine given at ages 9-11 still protects you 6 years later. It is for people who only had that single dose and no other HPV shots.
Québec, QuebecAges 15–17 - NCT07160075RecruitingPhase 4
HIV prevention with PrEP for people on opioid therapy
This trial tests if daily PrEP medication can help prevent HIV in people receiving opioid replacement therapy. You must be HIV-negative and regularly attend your opioid treatment program to join.
Calgary, AlbertaAges 16 years+ - NCT07155239RecruitingPhase 1
Laser treatment for hidradenitis suppurativa (acne inversa)
This trial tests a 1726-nm laser to reduce inflamed nodules in people with mild to moderate hidradenitis suppurativa (HS). It compares treated and untreated areas to see if the laser helps without affecting the rest of the body.
Rosemead, CaliforniaAges 18–60 - NCT07162311Enrolling by invitation
Home brain stimulation for rheumatoid arthritis pain
This trial tests if a gentle, home-based brain stimulation device (tDCS) can reduce chronic pain in people with rheumatoid arthritis who have low inflammation. It may offer a drug-free way to manage pain.
Porto Alegre, Rio Grande do SulAges 18–70 - NCT07156890Recruiting
Respiratory virus monitoring for health and animal workers
This research study tracks respiratory viruses in healthcare and animal workers. It aims to better understand how these viruses spread, which could help protect workers and the community.
Rotterdam, South HollandAges 18 years+ - NCT07159373RecruitingPhase 3
Comparing drug combinations for lymphatic filariasis
This study compares two different medicine combinations given to entire communities to treat and prevent lymphatic filariasis (a parasitic infection that causes swelling). The goal is to find a better way to deliver these medicines to reduce the disease in affected areas.
SuvaAges Any age - NCT07164144Enrolling by invitation
School Ambassadors for Vaccine Education
This trial tests whether training students as vaccine ambassadors can improve vaccine education in schools. It may help increase vaccine knowledge and uptake among students.
Rochester, New YorkAges 5–21 - NCT07164131RecruitingPhase 4
Comparing two antibiotics for hospitalized pneumonia patients
This trial compares two antibiotics, azithromycin and doxycycline, when given alongside a standard beta-lactam antibiotic to hospitalized adults with community-acquired pneumonia. It aims to see which combination works better and is safer.
Scottsdale, ArizonaAges 18 years+ - NCT07164742Recruiting
Recovery help for lung health after TB treatment
This study tests whether a lung rehabilitation program (like physical therapy for your lungs) can help people who recently started TB treatment breathe and feel better. You need a smartphone and must be willing to attend sessions for 48 weeks.
MangaloreAges 18 years+ - NCT07164391Recruiting
Helping Vietnamese mothers get HPV vaccine for preteens
This study aims to help mothers of unvaccinated preteens learn about and get the HPV vaccine, which can prevent cervical cancer. Researchers will send health information by text or email and check if this helps more children get vaccinated.
Lansing, MichiganAges 18 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 - NCT07157007RecruitingPhase 2
Testing a New COVID-19 Drug for Mild to Moderate Cases
This trial tests a new drug, ratutrelvir, for people with mild to moderate COVID-19. It aims to find a safe and effective dose to help you feel better faster.
Charlestown, New South WalesAges 18 years+ - NCT06840860Recruiting
EPIC study: testing for VMPX
This study tests people for VMPX to learn more about the condition and to understand how it affects the body. You can join if you are willing to be tested and can give permission.
Kinshasa, MasinaAges Any age - NCT03509961RecruitingPhase 2
Reducing total body radiation for children with leukemia transplants
This study looks at whether some children and young adults with B-ALL can safely get a transplant without total body irradiation (TBI), based on special leukemia test results. It’s meant to help lower radiation-related risks while keeping leukemia control strong.
Birmingham, AlabamaAges 1–25 - NCT06003192Recruiting
Screen Smart: Boosting HIV testing in teens
This trial tests a digital health tool to help increase HIV screening and prevention among teenagers visiting the emergency department. If you are 15 to 21 years old, you may be able to join and help improve how we offer these services.
Columbus, OhioAges 15–21
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.