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Cyclophosphamide
go.drugbank.com/drugs/DB00531ApprovedInvestigationalPrecursor of an alkylating nitrogen mustard antineoplastic and immunosuppressive agent that must be activated in the liver to form the active aldophosphamide. … It has been used in the treatment of lymphoma and leukemia. Its side effect, alopecia, has been used for defleecing sheep.
Synonyms: N,N-Bis(2-chloroethyl)tetrahydro-2H-1,3,2-oxazaphosphorin-2-amine 2-oxideIsoflavone
go.drugbank.com/drugs/DB12007ApprovedInvestigationalWithdrawnSoybean is an exceptionally rich source of dietary isoflavones, where the average isoflavone content is 1-2 mg/gram [A33103]. … Isoflavone is found as one of constituents in oral over-the-counter dietary supplements indicated for improved bone mass density and body fat regulation.
Picrotoxin
go.drugbank.com/drugs/DB00466ExperimentalAlthough it is most often used as a research tool, it has been used as a CNS stimulant and an antidote in poisoning by CNS depressants, especially the barbiturates. [PubChem]
Categories: Compounds used in a research, industrial, or household settingSulfadoxine
go.drugbank.com/drugs/DB01299ApprovedInvestigationalWithdrawnA long acting sulfonamide that is used, usually in combination with other drugs, for respiratory, urinary tract, and malarial infections.
Meprobamate
go.drugbank.com/drugs/DB00371ApprovedIllicit(From Martindale, The Extra Pharmacopoeia, 30th ed, p603) Meprobamate is a controlled substance in the U.S. … It is used in the treatment of anxiety disorders, and also for the short-term management of insomnia but has largely been superseded by the benzodiazepines.
Levocarnitine
go.drugbank.com/drugs/DB00583ApprovedInvestigationalIt is used therapeutically to stimulate gastric and pancreatic secretions and in the treatment of hyperlipoproteinemias.
Synonyms: 3-Carboxy-2-hydroxy-N,N,N-trimethyl-1-propanaminium hydroxide, inner saltModified vaccinia ankara
go.drugbank.com/drugs/DB15483ApprovedInvestigationalModified Vaccinia Ankara (MVA) refers to an attenuated strain of the Vaccinia virus. … Vaccines using MVA are live and non-replicating, and are produced using Modified Vaccinia Ankara-Bavarian Nordic (MVA-BN).[L42660,L42670]
Synonyms: MVA-BNAsunaprevir
go.drugbank.com/drugs/DB11586ApprovedWithdrawnIt has been shown to have a very high efficacy in dual-combination regimens with daclatasvir in patients chronically infected with HCV genotype 1b. … [A32528] It was developed by Bristol-Myers Squibb Canada and approved by Health Canada on April 22, 2016. The commercialization of asunaprevir was cancelled one year later on October 16, 2017.[L1113]
Tradipitant
go.drugbank.com/drugs/DB12580ApprovedInvestigational[A275353] Approved by the FDA on December 30, 2025, tradipitant is indicated for the prevention of vomiting induced by motion. … [L54903] Tradipitant has also been investigated in gastroparesis,COVID-19-induced pneumonia, and atopic dermatitis.[A275348, A275358, A275363]
Dexfenfluramine
go.drugbank.com/drugs/DB01191ApprovedIllicitWithdrawnFor a fairly limited time during the middle of the nineties, the US FDA had approved it for use in managing weight loss.
Synonyms: d-N-ethyl-α-methyl-m-trifluoromethylphenethylamine, (S)-N-ethyl-1-[3-(trifluoromethyl)phenyl]propan-2-amine