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Estazolam
go.drugbank.com/drugs/DB01215ApprovedIllicitInvestigationalIt has been shown in some cases to be more potent than diazepam or nitrazepam.
Cyclizine
go.drugbank.com/drugs/DB01176ApprovedWithdrawnA histamine H1 antagonist given by mouth or parenterally for the control of postoperative and drug-induced vomiting and in motion sickness. (From Martindale, The Extra Pharmacopoeia, 30th ed, p935)
Synonyms: N-Benzhydryl-N'-methylpiperazine, N-methyl-N'-benzhydrylpiperazineOdevixibat
go.drugbank.com/drugs/DB16261ApprovedInvestigational[A236808,L34793] Odevixibat is the first approved non-surgical treatment option for PFIC.[L34803] Previous therapies for PFIC included a bile acid sequestrant such as [ursodeoxycholic acid]. … [A236808] Odevixibat was granted FDA and Health Canada approval on 20 July 2021 and 13 November 2023 respectively.[L34793,L49535]
Dutasteride
go.drugbank.com/drugs/DB01126ApprovedInvestigationalDutasteride was approved by the FDA in 2001 for the treatment of symptomatic benign prostatic hyperplasia (BPH) in men as monotherapy or in combination with the α-adrenergic antagonist [tamsulosin] to … It is a novel dual 5α-reductase inhibitor that works by blocking both isoforms of 5α-reductase enzymes in a potent, selective, and irreversible manner.
Synonyms: (5α,17β)-N-(2,5-bis(trifluoromethyl)phenyl)-3-oxo-4-azaandrost-1-ene-17-carboxamideGalantamine
go.drugbank.com/drugs/DB00674ApprovedInvestigational[A182993] The drug was approved by the FDA in 2001 for the treatment of mild to moderate dementia of the Alzheimer's type. … [L13571] It is therefore not considered to be a disease-modifying drug.
Istradefylline
go.drugbank.com/drugs/DB11757ApprovedInvestigationalIstradefylline, or KW6002, was developed by Kyowa Hakko Kirin in Japan for the treatment of Parkinson's disease as an adjunct to standard therapy. … [A184067] Istradefylline was granted FDA approval on 27 August 2019.[L8213]
Zongertinib
go.drugbank.com/drugs/DB18762ApprovedInvestigational[L53873,A274363] On August 8, 2025, the US FDA granted accelerated approval to zongertinib for the treatment of advanced forms of non-small cell lung cancer (NSCLC) with HER2 tyrosine kinase domain … serves to limit associated toxicities.
Sepiapterin
go.drugbank.com/drugs/DB16326ApprovedInvestigationalIt is a natural precursor of the enzymatic co-factor tetrahydrobiopterin (BH4), which activates PAH and helps reduce blood phenylalanine levels by enhancing the conformational stability of misfolded PAH … [L53548,L53593] Sepiapterin was granted marketing authorization by the European Commission in June 2025 and by the US FDA in July 2025 for the treatment of adults and children with phenylketonuria.
Alglucerase
go.drugbank.com/drugs/DB00088ApprovedWithdrawnAlglucerase is prepared by modification of the oligosaccharide chains of human Beta-glucocerebrosidase. … Alglucerase was first approved by the FDA in 1991;[A254816] however, it was later discontinued from the market.
Ferumoxytol
go.drugbank.com/drugs/DB06215ApprovedInvestigationalhigh dose by rapid intravenous injection [L2181]. … In January of 2015, the EMA withdrew marketing authorisation for Rienso (ferumoxytol) due to safety concerns.
Synonyms: Ferumoxytol non-stoichiometric magnetite