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Levallorphan
go.drugbank.com/drugs/DB00504Approved(From Martindale, The Extra Pharmacopoeia, 30th ed, p683) … It should be used cautiously; levallorphan reverses severe opioid-induced respiratory depression but may exacerbate respiratory depression such as that induced by alcohol or other non-opioid central depressants
Clodronic acid
go.drugbank.com/drugs/DB00720ApprovedInvestigationalVet approved[A203111] Clodronic acid is not FDA approved, but is approved in Canada.[L13910]
Polymyxin B
go.drugbank.com/drugs/DB00781ApprovedInvestigationalVet approvedPolymyxin B is used for infections with gram-negative organisms, but may be neurotoxic and nephrotoxic[A176426,FDA Label]. … It is appropriate for treatment of infections of the urinary tract, meninges, and blood stream, caused by susceptible strains of _Pseudomonas aeruginosa_[FDA Label].
Mixtures: Bus and Classroom Yellow, Care Bus and Classroom YellowAstemizole
go.drugbank.com/drugs/DB00637ApprovedWithdrawnIt was withdrawn from market by the manufacturer in 1999 due to the potential to cause arrhythmias at high doses, especially when when taken with CYP inhibitors or grapefruit juice.
Human vaccinia virus immune globulin
go.drugbank.com/drugs/DB14112ApprovedInvestigationalHuman vaccinia immune globulin (VIG) is a sterile solution containing the purified gamma globulin (IgG) fraction of plasma taken from healthy donors previously vaccinated with live vaccinia virus vaccine … The IgG fraction is purified by the anion-exchange column chromatography method and the solution is solvent/detergent-treated to sterilize the compound [A33814].
Rasburicase
go.drugbank.com/drugs/DB00049ApprovedInvestigationalThe cDNA coding for rasburicase was cloned from a strain of _Aspergillus flavus_. … Rasburicase is a recombinant urate-oxidase enzyme produced by a genetically modified <i>Saccharomyces cerevisiae</i> strain.
Neon
go.drugbank.com/drugs/DB11589ApprovedIt is the fifth most abundant chemical element in the universe by mass but a rare element on Earth. … Neon is a chemical element with a chemical symbol Ne and atomic number 10. It is a noble gas that is colorless, odorless, inert and monatomic.
Synonyms: NeMixtures: Co-NE-O2-N2 Mixture, Lung Diffusion Test Mix No Ne CoMeradimate
go.drugbank.com/drugs/DB11096ApprovedMeradimate is approved by the FDA and Health Canada to be used as an ingredient in sunblocking products.[L1113, L2748]
Mixtures: Body Armor Sun 'n Bug Block, Bull Frog Water Armor Super 40Omaveloxolone
go.drugbank.com/drugs/DB12513ApprovedInvestigational[A257529] In February 2023, omaveloxolone was approved by the FDA for the treatment of Friedreich's ataxia in adults and adolescents aged 16 years and older.
Synonyms: Propanamide, N-(2-cyano-3,12-dioxo-28-noroleana-1,9(11)-dien-17-yl)-2,2-difluoro-Elinzanetant
go.drugbank.com/drugs/DB18968ApprovedInvestigationalElinzanetant is a non-hormonal, selective, dual neurokinin 1 (NK-1) and 3 (NK-3) receptor antagonist. … [A274198] On July 23, 2025, it was approved by Health Canada to treat moderate to severe vasomotor symptoms (VMS) associated with menopause.
Synonyms: 2-(3,5-bis(trifluoromethyl)phenyl)-n-(4-(4-fluoro-2-methylphenyl)-6-((7s,9as)-7-(hydroxymethyl)hexahydropyrazino(2,1-c)(1,4)oxazin-8(1h)-yl)-3-pyridinyl)-n,2-dimethylpropanamide, Benzamide, 3-(5-methyl-2-tbenzeneacetamide, n-(4-(4-fluoro-2-methylphenyl)-6-((7s,9as)-hexahydro-7-(hydroxymethyl)pyrazino(2,1-c)(1,4)oxazin-8(1h)-yl)-3-pyridinyl)-n,.alpha.,.alpha.