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Featured Studies

Office of Patient Recruitment

This web page makes it easy to search for featured research studies at the NIH Clinical Center. You can search for specific studies by entering keywords related to your symptoms in the search box or by using the sort and filter options.


To view a full list of all studies conducted at the NIH Clinical Center, visit Search the Studies.

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149 results
A man stands in a room with a medical professional and a plate of food, illustrating how environmental factors can influence allergies

THREAT: Testing Harms Related to Exposure to Allergenic and Epithelial Toxins

Dr. Komarow and his team at the National Institutes of Health (NIH) are conducting a clinical research study to better understand how everyday environmental exposures may affect allergic and inflammatory responses in healthy adults. With allergic and inflammatory conditions increasing over time, this study aims to explore how common substances in air, food, and personal care products influence human health.

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A female patient smiling comfortably while sitting in a dental chair

Oral Microbial and Immunological Characterization of Patients with Immune Dysfunction

Gum disease (periodontal disease) is being studied at the NIH Clinical Center. Researchers want to learn how a person's immune system affects the health of the mouth. If you have gum disease and want to learn how you can participate contact us.

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A young child sleeping peacefully in a cozy bed

Is Your Child Struggling To Sleep Through the Night? It Could Be Sleep Apnea, and NIH Researchers Are Working on New Ways To Help

The NIH Clinical Center is studying an investigational wearable device, not approved by the FDA, that children wear during sleep to measure oxygen levels and collect important information about their health. Your child's participation could help advance pediatric sleep research while receiving a no-cost research evaluation. Compensation provided.

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A diverse group of young adult friends smiling and laughing together while posing for a photo outdoors

EBV gH/gL/gp42-FNP Vaccine

The Epstein-Barr virus (EBV), which causes mono, affects over 90% of the global population and is linked to severe health conditions like cancer and autoimmune diseases. The National Institute of Allergy and Infectious Diseases seeks healthy volunteers aged 18–29 who live in the DMV area to help test a new experimental EBV vaccine.

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Close-up portrait of a woman with a sorrowful expression, illuminated against a dark background, evoking feelings of loneliness and mental distress

A Feasibility Study of Transcranial Electric Stimulation Therapy (TEST) for Treatment Resistant Depression (TRD)

Dr. Regenold and his team at the National Institutes of Health (NIH) are leading a study to explore an investigational new, non-invasive brain stimulation technique to see if it can safely support people experiencing symptoms of depression.

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Three pregnant women sit together, smiling and conversing as they rest their hands on their stomachs

Exploratory Analysis of Factors Contributing to Breast Milk Composition

Dr. Hourigan and her team at the National Institute of Allergy and Infectious Diseases (NIAID) study how pregnancy and breastfeeding shape breast milk's immune, nutritional, and microbiome qualities. While breast milk is known to be the best nutrition for babies, there's still much more to learn. They invite pregnant and breastfeeding women to participate in this research study. You can help! The study design involves multiple visits during pregnancy, lactation, and up to two months after breastfeeding stops. During visits, stool, blood, saliva, and breast milk (if breastfeeding) will be collected, with an option to mail in samples.

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3D medical illustration depicting human kidneys and blood vessels, rendered in a polygonal, interconnected design

A Study of an Investigational Drug for Focal Segmental Glomerulosclerosis (FSGS)

Dr. Gahl and his team at the National Human Genome Research Institute are seeking volunteers aged 18 and older with primary FSGS to participate in a research study on the effects of an experimental drug, ManNAc, on this disease. The study aims to assess the long-term safety and tolerability of ManNAc and determine whether it can reduce protein in the urine of people with FSGS.

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Close-up of a woman looking out a window, reflecting a sense of loneliness

An Investigation of the Antidepressant Effects of (2R,6R)-HNK, an Enhancer of Synaptic Glutamate Release, in Treatment-Resistant Depression

Researchers at the National Institute of Mental Health (NIMH) are studying an investigational drug, HNK, to see if it is effective in treating major depression. If you're 18–70 years old and have major depressive disorder (MDD), you may qualify for this 12- to 14-week inpatient research study.

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a child scratching an allergic reaction

A Biorepository of Multiple Allergic Diseases (MADREP) With Longitudinal Follow-Up

Are allergies holding you back from living life to the fullest? Dr. Paneez Khoury and her team at the National Institute of Allergy and Infectious Diseases seek volunteers aged three and older (parental consent required for minors) with allergies or sinus disease. You don't need a confirmed diagnosis; Individuals with a history of or suspected allergic disease are also welcome.

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a group of people smiling

Platelet Volunteers, Longitudinal and Multi-Omic Study

Research Study #002298-H - Researchers at the National Heart, Lung, and Blood Institute are studying how platelets, small pieces of blood cells, work and change over time in healthy people. Your blood donation can help advance medical research and deepen understanding of human health. 

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