Clinical trials
COVID clinical trials
Below are recruiting covid clinical trials, each written for real people, not researchers. We’re tracking 337 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- 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 - 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+ - 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 - NCT06142253Recruiting
Water exercise for long COVID brain fog
This study tests whether water-based exercise (like swimming or water aerobics) helps veterans recover from long COVID, especially brain fog and memory problems. If you're a veteran with ongoing thinking issues after COVID-19, this may help you improve your symptoms over 8 months.
Palo Alto, CaliforniaAges 18–89 - NCT06128928Recruiting
Boosting COVID-19 vaccines in Latino communities
This study tests whether connecting with friends and health workers can help more Latino people in Maryland get vaccinated or boosted against COVID-19. It aims to reach both those who are already vaccinated and those who are hesitant.
Baltimore, MarylandAges 18 years+ - NCT06086366Recruiting
Brain scan study for depression after COVID-19
This study uses brain scans to understand depression that starts soon after COVID-19. Researchers want to see if there are changes in brain chemistry related to depression, and you may help find new treatment targets.
Toronto, OntarioAges 18–75 - NCT05425264Recruiting
Home exercise coaching by video after COVID
This trial tests a home-based exercise and physical therapy program delivered by video after a COVID-19 infection. It may help you rebuild strength and breathing safely, especially if you also have certain long-term health conditions.
Baltimore, MarylandAges 50–85 - NCT05931497Recruiting
Sauna heat treatment for long COVID fatigue
This trial tests whether regular sauna sessions using infrared heat can reduce fatigue from long COVID. You may be eligible if you have ongoing fatigue after a confirmed or strongly suspected COVID infection and can safely spend time lying in a sauna.
Boston, MassachusettsAges 18–65 - NCT06006884Recruiting
Understanding long-term lung effects after COVID-19
This study looks at why some people develop long-term lung problems after COVID-19. It compares people who had severe COVID-19 and were hospitalized to those who had mild infections and recovered at home.
Rochester, MinnesotaAges 18 years+ - NCT05880108Recruiting
Behavior program to help COVID recovery in Veterans
This study tests whether a behavioral (lifestyle) program can improve recovery from COVID-19, especially for Veterans with different body weights. It looks at people who either have never had COVID before or had COVID more than 90 days ago.
Baltimore, MarylandAges Up to 80 years - NCT05890612Recruiting
Study of Paxlovid safety and effectiveness in high-risk COVID-19
This study observes people at higher risk for severe COVID-19 who take Paxlovid, to better understand how well it works and how safe it is in real-world use. It may help doctors confirm the best way to use Paxlovid and spot any side effects.
SeoulAges 19 years+ - NCT05855369RecruitingPhase 2/Phase 3
Smell training plus brain stimulation for long COVID smell loss
This study tests whether a combination of smell training and a type of nerve stimulation can improve persistent smell problems after COVID. It is meant for people who had normal smell before COVID and still struggle with smell changes months later.
Charleston, South CarolinaAges 18–65 - NCT05855330RecruitingPhase 2
Arginine treatment for kids hospitalized with COVID-19
This Phase 2 trial tests whether replacing the body’s arginine (an amino acid) can improve outcomes for children and young adults hospitalized with COVID-19. It may help the immune response, but you must meet several safety criteria to join.
Atlanta, GeorgiaAges 3–21 - NCT05851859Recruiting
Breathing training for long COVID symptoms
This study tests whether a structured breathing control technique can improve symptoms of long COVID. It may help by training how you breathe, but you must meet specific health and medication criteria to join.
Saint-DenisAges 18 years+ - NCT04525716Recruiting
Study of how COVID-19 affected surgery patients
This study looks at how the COVID-19 pandemic changed outcomes and experiences for people who had surgery in Stockholm during the study period. It may help hospitals prepare better plans for patients during future outbreaks.
StockholmAges Any age - NCT05787379Recruiting
Care program for Veterans with long-lasting COVID symptoms
This trial tests a care approach for Veterans who have long-COVID—aiming to improve symptoms and follow-up care through participating VA clinicians. You may be included if you are a Veteran with long-COVID and can be seen by a participating clinician soon, unless you had severe COVID requiring ICU care.
East Orange, New JerseyAges Any age - NCT05787327RecruitingPhase 2
Chinese Herbal Medicine for COVID-19
This trial tests a combination of two traditional Chinese herbal formulas (Yinqiaosan and Maxingganshitang) to see if they can help people with mild to moderate COVID-19 recover faster. It's for adults who have had symptoms for no more than 3 days and have been diagnosed with a specific Chinese medicine pattern.
Hong KongAges 18–65 - NCT05587894RecruitingPhase 2
Testing optimized COVID antiviral treatment in immunocompromised adults
This study tests the best combination and timing of antiviral medicines for people with COVID-19 who have weakened immune systems. It aims to improve outcomes in people with mild to moderate illness.
Bordeaux, BordeauxAges 16 years+ - NCT05504057Recruiting
Testing antihistamines and amantadine for COVID-19
This study looks at how ongoing antihistamines or amantadine treatment affects the course of COVID-19. If you already take one of these medicines regularly, the study may help understand whether it offers any benefit.
Terrassa, BarcelonaAges Any age - NCT05373043Recruiting
Long COVID recovery and exercise study
This study looks at how long-term COVID affects your body and tests an exercise program to help with recovery. It compares people with long COVID to those who recovered fully.
Salt Lake City, UtahAges 18 years+ - NCT05384561Recruiting
Training your sense of smell to help after COVID
This trial studies whether structured smell (olfactory) training can improve ongoing smell problems after COVID-19. It may help people whose sense of smell hasn’t fully returned long after the infection.
Trois-Rivières, QuebecAges 18 years+ - NCT05271669Recruiting
Study of COVID-19 immunity over time
This study looks at how people’s immune protection after COVID-19 may change over time. It aims to better understand immunity, which could help doctors plan future care and prevention.
Hong Kong, HONG KONGAges Any age - NCT05218083Recruiting
Mobile rehab program with interval exercise after COVID-19
This trial tests a coach-supported, phone-based rehabilitation program that includes high-intensity interval-style exercise for people recovering from COVID-19 after a hospital stay. It may help improve breathing, strength, and walking by providing structured exercise at home.
Birmingham, AlabamaAges 18 years+ - NCT05212792Recruiting
Study genes after COVID vaccine side effects
This study looks at genetic information to better understand why some people develop serious side effects after a COVID-19 vaccine, such as GBS, blood clotting with low platelets (VITT/TTS), or heart inflammation (myocarditis/pericarditis). Your information may help researchers learn who is at higher risk and improve future safety.
Vancouver, British ColumbiaAges 5–99
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Common questions
- Are there clinical trials for covid?
- Yes. Clin2 currently lists 337 recruiting covid studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a covid trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a covid trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.