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The National Library of Medicine Data Distribution

The NLM Data Distribution Program is the preferred access point for bulk downloading of the datasets listed below. Downloading and use of these datasets is completely free of charge. Please review the Terms and Conditions. Downloading of datasets implies agreement to Terms and Conditions. For questions or assistance regarding the data distributed within this program, either visit Contact Us or email us at nlmdatadistrib@nlm.nih.gov.

MEDLINE/PubMed

Biomedical journal citations.

Terms and Conditions
FAQ
VHP

Visible Human Project:Three-dimensional representations of a human male body and a human female body.

Terms and Conditions Sample Data
Pill Image

This downloadable dataset contains approximately: 4,000 Reference Pill Images and 133,000 Consumer-Grade Pill Images.

Terms and Conditions Sample Data
Clinical Questions Collection

The Clinical Questions Collection is a downloadable dataset of questions that have been collected between 1991 – 2003 from healthcare providers in clinical settings across the country.

Terms and Conditions
NLM Meeting Abstracts

The Meeting Abstracts database contains selected abstracts from meetings and conferences in the subject areas of: AIDS, Health Services Research, and Space Life Sciences, published between 1990 – 2010.

Terms and Conditions
CCRIS

Chemical Carcinogenesis Research Information System: Fully referenced data bank containing chemical records with carcinogenicity, mutagenicity, tumor promotion, and tumor inhibition test results.

Terms and Conditions Sample Data
ChemIDplus

The authority file used for the identification of chemical substances cited in other NLM databases.

Terms and Conditions Sample Data
GENE-TOX

Genetic Toxicology: Authority file used for the identification of chemical substances cited in other NLM databases.

Terms and Conditions Sample Data
HSDB

Hazardous Substances Data Bank: Toxicology data focused on the toxicology of potentially hazardous chemicals.

Terms and Conditions Sample Data
LactMed

Drugs and Lactation Database: A database of drugs and other chemicals to which breastfeeding mothers may be exposed.

Terms and Conditions Sample Data
TOXLINE

A bibliographic database for toxicology, encompassing the biochemical, pharmacological, physiological, and toxicological effects of drugs and other chemicals.

Terms and Conditions Sample Data
HSRProj

Health Services Research Projects in Progress (HSRProj): Ongoing health services research and public health projects containing descriptions of research in progress funded by federal and private grants and contracts.

Terms and Conditions Sample Data
Digitized NHANES II X-Ray Films

17,000 x-ray films collected during the Second National Health and Nutrition Examination Survey (NHANES II) conducted by the NCHS during the years 1976-1980.

Terms and Conditions
CPDB

The Carcinogenic Potency Database (CPDB) is a single standardized resource of the results of 45 years of chronic, long-term carcinogenesis bioassays.

Terms and Conditions

Other Resources

NLM Data resources available for download.

UMLS NLM Databases and APIs

Last Reviewed: April 23, 2021