Description: The DrugBank database is a unique bioinformatics and cheminformatics resource that combines detailed drug (i.e. chemical, pharmacological and pharmaceutical) data with comprehensive drug target (i.e. sequence, structure, pathway) information. The database contains nearly 4100 drug entries including >700 FDA-approved small molecule drugs, 110 FDA-approved biotech (protein/peptide) drugs, >100 nutraceuticals and >3200 experimental drugs. Additionally, more than 15,000 protein (i.e. drug target) sequences are linked to these drug entries.