Table 1.

Public databases containing clinical stage active pharmaceutical ingredients

Database	Scope	Clinical experience evidence	Access
PubChem	Chemical entities and their bioactivities	Records sourced from Clinicaltrials.gov, ToxCast or NCATS Pharmaceutical Collection	https://pubchem.ncbi.nlm.nih.gov
ChEMBL	Bioactivity for drug discovery	Field `max_phase’ ≥ 1	https://www.ebi.ac.uk/chembl
DrugBank	In silico drug discovery and exploration	Field `DRUG GROUP’ = `Approved OR Withdrawn OR Investigational OR Illicit OR Nutraceutical’	https://www.drugbank.ca
DrugCentral	Active pharmaceutical ingredients approved by FDA and other agencies	All records are approved or withdrawn medicines	http://drugcentral.org
SuperDrug2	Marketed drugs	All records are approved or withdrawn medicines	http://cheminfo.charite.de/superdrug2
CRIB NME	FDA-approved molecular entities and biopharmaceutical organizations	All records are approved or withdrawn medicines	http://cribdb.wustl.edu
repoDB	Drug repurposing	All records are either approved or have been in clinical trials	http://apps.chiragjpgroup.org/repoDB
Withdrawn	Withdrawn or discontinued drugs	All records are approved or withdrawn medicines	http://cheminfo.charite.de/withdrawn