This database provides access to the FDA Unique Ingredient Identifier (UNII) assigned to substances by the FDA Substance Registration System.
This federal government website is managed by the U.S. Department of Health & Human Services, and intended to inform citizens and enable them to better manage their health care.
Produced by the National Library of Medicine, it provides information about diseases, conditions, and wellness issues, the latest treatments, information on drugs or supplements, medical videos, and illustrations.