skip navigation National Eye Institute, National Institutes of Health
Welcome to the Eye Clinic
S M L Text size
Eye Clinic Home » How to join a study

How to join a study

Studies Conducted at the NIH

If you are interested in participating in studies conducted at the NIH, please call the NIH Clinical Center Information line 1-866-444-8805. You may also see a list of active NEI studies by visiting the NIH Clinical Center Database.

Read more about questions to ask before participating in a clinical trial.