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Clorazepic acid
go.drugbank.com/drugs/DB00628ApprovedIllicitIn September 2020, a black box warning describing these risks was included on the product label of benzodiazepines as per FDA regulation. … [L44798] Clorazepate and its active metabolite, nordiazepam, are present in breast milk.[A958,L44788]
International brands: Gen-xeneRelacorilant
go.drugbank.com/drugs/DB14976ApprovedInvestigational[L56089] Relacorilant was approved by the US FDA on March 25, 2026, for use in combination with [paclitaxel] in patients with certain platinum-resistant cancers.[L56093,L56089] … Relacorilant is a first-in-class, selective glucocorticoid receptor antagonist.
Etafedrine
go.drugbank.com/drugs/DB11587ApprovedEtafedrine (INN) or ethylephedrine is a long-acting bronchodilator and has been an ingredient combined with other drugs in the brand names Nethaprin [A32757] and Dalmacol [L2568]. … It acts by narrowing blood vessels in the nasal passages, helping to relieve nasal congestion [F6].
Oxethazaine
go.drugbank.com/drugs/DB12532ApprovedWithdrawnOxetacaine, also called oxethazaince, is a potent surface analgesic with the molecular formula N, N-bis-(N-methyl-N-phenyl-t-butyl-acetamide)-beta-hydroxyethylamine that conserves its unionized form at … [A33104] Oxetacaine is approved by Health Canada since 1995 for its use as an antacid combination in over-the-counter preparations.
Aminophenazone
go.drugbank.com/drugs/DB01424ApprovedWithdrawnIn biomedical applications, radiolabelled (13C-labeled) aminophenazone has been used in breath tests to measure the cytochrome P-450 metabolic activity in liver function tests.
Revefenacin
go.drugbank.com/drugs/DB11855ApprovedInvestigational[A40026] It was developed by Theravance Biopharma and FDA approved on November 9, 2018.[L4818] … The labile primary amide in the structure produces a "soft-drug" site that allows rapid systemic clearance and minimizing of the systemically mediated adverse reactions.
Linerixibat
go.drugbank.com/drugs/DB11729ApprovedInvestigational[A275481, A275482] On March 19, 2026, linerixibat was approved by the FDA for the treatment of cholestatic pruritus in patients with primary biliary cholangitis (PBC). … Linerixibat is a first-in-class and small-molecule inhibitor of the ileal bile acid transporter (IBAT).
Fidaxomicin
go.drugbank.com/drugs/DB08874ApprovedInvestigational[A190501] Because fidaxomicin contains an 18-membered lactone ring in its structure, it is referred to as a macrocyclic lactone antibiotic drug. … [A190516] The FDA initially approved fidaxomicin in May 2011 for the treatment of _C. difficile_-associated diarrhea in adult patients over the age of 18.
Dextrothyroxine
go.drugbank.com/drugs/DB00509ApprovedWithdrawnThyroxine is peripherally deiodinated to form triiodothyronine which exerts a broad spectrum of stimulatory effects on cell metabolism. … Thyroxine is synthesized via the iodination of tyrosines (monoiodotyrosine) and the coupling of iodotyrosines (diiodotyrosine) in the thyroglobulin.
Resmetirom
go.drugbank.com/drugs/DB12914ApprovedInvestigational[L50336] Thyroid hormones directly regulate lipid metabolism in the liver; thus, impaired thyroid function, such as low serum thyroid hormone levels, is often observed in NAFLD. … On March 14, 2024, it was approved by the FDA as the first treatment of liver fibrosis due to noncirrhotic non-alcoholic steatohepatitis (NASH), which is a form of non-alcoholic fatty liver disease (NAFLD