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Tolazoline
go.drugbank.com/drugs/DB00797ApprovedVet approvedWithdrawnTolazoline can interact to some degree with histamine, adrenergic, and cholinergic receptors, but the mechanisms of its therapeutic effects are not clear.
Trimethobenzamide
go.drugbank.com/drugs/DB00662ApprovedInvestigationalIts actions are unclear but most likely involves the chemoreceptor trigger zone (CTZ). … In dogs pretreated with trimethobenzamide HCl, the emetic response to apomorphine is inhibited, while little or no protection is afforded against emesis induced by intragastric copper sulfate.
Troglitazone
go.drugbank.com/drugs/DB00197ApprovedWithdrawnIt was superseded by [pioglitazone] and [rosiglitazone].
Technetium Tc-99m tetrofosmin
go.drugbank.com/drugs/DB09160ApprovedIt is a lipophilic technetium phosphine dioxo cation that was formulated into a freeze-dried kit which yields an injection. … [A31592] Technetium Tc-99m tetrofosmin was developed by GE Healthcare and FDA approved on February 9, 1996.
Empagliflozin
go.drugbank.com/drugs/DB09038ApprovedInvestigational[remogliflozin etabonate]), but these molecules proved relatively pharmacokinetically unstable. … [L13688] The first known inhibitor of SGLTs, phlorizin, was isolated from the bark of apple trees in 1835 and researched extensively into the 20th century, but was ultimately deemed inappropriate for
Parethoxycaine
go.drugbank.com/drugs/DB19380ApprovedWithdrawnParethoxycaine is a local anesthetic that was previously approved in the US.
Plozasiran
go.drugbank.com/drugs/DB18997ApprovedInvestigationalPlozasiran (ARO-APOC3) is a small interfering RNA (siRNA) that degrades apolipoprotein C-III (apoC-III) mRNA by RNA interference. … [L45864] Plozasiran was first approved by the FDA on November 18th, 2025, to reduce triglycerides in Adults with Familial Chylomicronemia Syndrome (FCS).[L54603]
Hydrocodone
go.drugbank.com/drugs/DB00956ApprovedIllicitInvestigationalHistorically, hydrocodone has been used as a cough suppressant although this has largely been replaced by [dextromethorphan] in current cough and cold formulations. … Hydrocodone's more potent metabolite, [hydromorphone] has also found wide use as an analgesic and is frequently used in cases of severe pain.
Abrocitinib
go.drugbank.com/drugs/DB14973ApprovedInvestigationalAbrocitinib is an oral small-molecule inhibitor of Janus kinase 1 (JAK1). … Atopic dermatitis is characterized by epidermal hyperplasia, skin barrier dysfunction, and the aberrant activation of immune cells.
Lincomycin
go.drugbank.com/drugs/DB01627ApprovedInvestigationalVet approved[A190657, A190621] Lincomycin was approved by the FDA on December 29, 1964.[L33214] … [A190621] Clinical use of lincomycin has largely been superseded by its semisynthetic derivative [clindamycin] due to its higher efficacy and a wider range of susceptible organisms, though lincomycin remains