APIs
Application Program Interfaces (APIs) are available to users to retrieve data from several drug information sources, including RxNorm, NDF-RT and RxTerms. Currently there are six APIs available:
Each API is available in two forms:

We invite you to develop computer and mobile applications using National Library of Medicine (NLM) resources. We request that any application that makes use of NLM data include the following statement:

"This product uses publicly available data from the U.S. National Library of Medicine (NLM), National Institutes of Health, Department of Health and Human Services; NLM is not responsible for the product and does not endorse or recommend this or any other product."