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Tegaserod
go.drugbank.com/drugs/DB01079ApprovedWithdrawn[L5918,F4229] Zelnorm (tegaserod) by Sloan Pharma subsequently gained re-approval in April of 2019.[L5918] Nevertheless, tegaserod remains un-approved in certain regions. … Novartis' brand name Zelnorm (tegaserod) had originally received approval from the US FDA in 2002 for the treatment of irritable bowel syndrome with constipation (IBS-C).
Gelatin
go.drugbank.com/drugs/DB11242ApprovedInvestigationalVet approvedWithdrawn[A32432] Some alternative raw substances have recently garnered attention from both researchers and the industry not only because they overcome religious concerns shared by both Jews and Muslims but … Fish skins have a significant potential for the production of high-quality gelatin with different melting and gelling temperatures over a much larger range than mammalian gelatins but have a sufficiently
Efbemalenograstim alfa
go.drugbank.com/drugs/DB18704ApprovedInvestigationalThis approval was contingent on positive results observed in two pivotal Phase 3 Studies GC-627-04 and GC-627-05 in the US and Europe respectively.[L48887] … [A33650,A262172] On November 22, 2023, efbemalenograstim alfa was approved by the FDA under the brand name Ryzneuta for the treatment of chemotherapy-induced neutropenia in adult patients with non-myeloid
Rifamycin
go.drugbank.com/drugs/DB11753ApprovedInvestigationalWithdrawn[A39986] Rifamycin was further developed by Cosmo Technologies Ltd and approved in November 16, 2018 by the FDA as a prescription drug after being granted the designation of Qualified Infectious Disease … [L4800] This drug was also sent for review to the EMA in 2015 by Dr. Falk Pharma Gmbh and it was granted a waiver for the tested conditions.[L4801]
Tecovirimat
go.drugbank.com/drugs/DB12020ApprovedInvestigational[L3626, L3614] Tecovirimat was later approved by Health Canada in December 2021,[L39397] followed by the approval from the European Commission in January 2022. … [A35131,A35143] Tecovirimat was approved by the FDA in July 2018 as the first drug ever approved to treat smallpox.
Teduglutide
go.drugbank.com/drugs/DB08900ApprovedInvestigationalIt is made up of 33 amino acids and is manufactured using a strain of Escherichia coli modified by recombinant DNA technology. … Teduglutide differs from GLP-2 by one amino acid (alanine is substituted by glycine).
Bortezomib
go.drugbank.com/drugs/DB00188ApprovedInvestigational[A204083] In May 2003, bortezomib became the first anticancer proteasome inhibitor that was approved by the FDA under the trade name VELCADE.
Sepiapterin
go.drugbank.com/drugs/DB16326ApprovedInvestigational[L53548,L53593] Sepiapterin was granted marketing authorization by the European Commission in June 2025 and by the US FDA in July 2025 for the treatment of adults and children with phenylketonuria. … It is a natural precursor of the enzymatic co-factor tetrahydrobiopterin (BH4), which activates PAH and helps reduce blood phenylalanine levels by enhancing the conformational stability of misfolded PAH
Etacrynic acid
go.drugbank.com/drugs/DB00903ApprovedInvestigationalA compound that inhibits symport of sodium, potassium, and chloride primarily in the ascending limb of Henle, but also in the proximal and distal tubules.
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.