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Nylidrin
go.drugbank.com/drugs/DB06152ApprovedWithdrawnTherefore, the FDA has withdrawn nylidrin from the U.S. market [L2286]. … Nylidrin is a peripheral vasodilator.
Parethoxycaine
go.drugbank.com/drugs/DB19380ApprovedWithdrawnParethoxycaine is a local anesthetic that was previously approved in the US.
Penpulimab
go.drugbank.com/drugs/DB16747ApprovedInvestigationalThe use of an IgG1 backbone - as opposed to an IgG4 backbone as is typical in other anti-PD-1 antibodies like [nivolumab] - is intended to reduce the risk of immune-related adverse events. … [A273843,A273848] Penpulimab-kcqx was approved by the US FDA in April 2025 for the treatment of nasopharyngeal carcinoma in select patients.[L52993,L52998]
Categories: Programmed Death Receptor-1 Blocking AntibodyEthylmorphine
go.drugbank.com/drugs/DB01466IllicitInvestigationalIt is metabolized in the liver by ethylmorphine-N-demethylase and used as an indicator of liver function. It is not marketed in the US but is approved for use in various countries around the world. … In the US it is a schedule II drug (single-entity) and schedule III drug (in combination products).
Etoperidone
go.drugbank.com/drugs/DB09194ApprovedWithdrawnEtoperidone is an atypical antidepressant introduced in Europe in 1977. … It is a phenylpiperazine-substituted triazole derivative with a composition that classifies it as an analog of tradozone and presents a similar pharmacological profile.
Categories: Serotonin Receptor Antagonists, Serotonin 5-HT2 Receptor AntagonistsAsciminib
go.drugbank.com/drugs/DB12597ApprovedInvestigational[A241065] Asciminib is unique in that it acts as an allosteric inhibitor, binding at the myristoyl pocket of the BCR-ABL1 protein and locking it into an inactive conformation. … More specifically, it is an inhibitor of the ABL1 kinase activity of the BCR-ABL1 fusion protein[L38995] which serves as a driver of CML proliferation in most patients with the disease.
Aldo-keto reductase family
go.drugbank.com/bio_entities/BE0009802EnzymeHumansCatalyzes the reduction of estrone into 17beta-estradiol but with low efficiency (PubMed:14672942). … Can form 17beta-hydroxysteroids such as testosterone and estradiol albeit with lower efficiency when compared to AKR1C3 (PubMed:10998348).
Synonyms: Estradiol 17-beta-dehydrogenase AKR1B15Succimer
go.drugbank.com/drugs/DB00566ApprovedInvestigationalA mercaptodicarboxylic acid used as an antidote to heavy metal poisoning because it forms strong chelates with them.
Categories: Compounds used in a research, industrial, or household settingRilzabrutinib
go.drugbank.com/drugs/DB17709ApprovedInvestigational[L53743] ITP is an autoimmune disorder characterized by low platelet count. … Rilzabrutinib is thought to work by dual mechanisms of action in ITP: It attenuates macrophage (Fcγ receptor)-mediated platelet destruction and reduces the production of pathogenic autoantibodies.
Maribavir
go.drugbank.com/drugs/DB06234ApprovedInvestigationalMaribavir is an inhibitor of the cytomegalovirus (CMV; HHV5) pUL97 kinase which is used to treat CMV infections in patients post-transplantation. … [A242557] Maribavir is novel in that it instead targets the CMV pUL97 kinase, thereby providing an effective alternative treatment option in cases of resistant infections.