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Chymopapain
go.drugbank.com/drugs/DB06752ApprovedWithdrawnChymopapain was first isolated in 1941 from the crude latex derived from the fruit of Carica papaya by squeezing the green papaya while on the plant prior to harvest. It is an extracellular plant cysteine proteinase similar to papain in ...
Levopropoxyphene
go.drugbank.com/drugs/DB06793ApprovedWithdrawnLevopropoxyphene is a stereoisomer of propoxyphene in the form of 2S, 3R enantiomer. It was sold as an antitussive, but it was removed from the market in the 70s. Levopropoxyphene was developed by Lilly and FDA approved on March 21st, 19...
Moxisylyte
go.drugbank.com/drugs/DB09205ApprovedMoxisylyte, denominated as thymoxamine in the UK, is a specific and orally active α1-adrenergic antagonist. According to the WHO, moxisylyte is approved since 1987 and in the same year, it acquired the denomination of orphan product by t...
Diethylcarbamazine
go.drugbank.com/drugs/DB00711ApprovedInvestigationalVet approvedWithdrawnAn anthelmintic used primarily as the citrate in the treatment of filariasis, particularly infestations with Wucheria bancrofti or Loa loa.
Antipyrine
go.drugbank.com/drugs/DB01435ApprovedAn analgesic and antipyretic that has been given by mouth and as ear drops. Antipyrine is often used in testing the effects of other drugs or diseases on drug-metabolizing enzymes in the liver. (From Martindale, The Extra Pharmacopoeia, ...
Pralidoxime
go.drugbank.com/drugs/DB00733ApprovedInvestigationalVet approvedPralidoxime is an antidote to organophosphate pesticides and chemicals. Organophosphates bind to the esteratic site of acetylcholinesterase, which results initially in reversible inactivation of the enzyme. If given within 24 hours,after...
Aminopterin
go.drugbank.com/drugs/DB08878ApprovedWithdrawnAminopterin is an amino derivative of folic acid, which was once used as an antineoplastic agent in the treatment of pediatric leukemia. In the 1950's its production was discontinued in favor of methotrexate, which is less potent but les...
Nandrolone phenpropionate
go.drugbank.com/drugs/DB00984ApprovedIllicitC18 steroid with androgenic and anabolic properties. It is generally prepared from alkyl ethers of estradiol to resemble testosterone but less one carbon at the 19 position. It is a schedule III drug in the U.S.
Durlobactam
go.drugbank.com/drugs/DB16704ApprovedInvestigationalDurlobactam is a diazabicyclooctane non-beta-lactam, beta-lactamase inhibitor. It is typically given in combination with sulbactam to protect it from degradation by certain serine-beta-lactamases. The combination product of durlobactam a...
Anisindione
go.drugbank.com/drugs/DB01125ApprovedAnisindione is a synthetic anticoagulant and an indanedione derivative. Its anticoagulant action is mediated through the inhibition of the vitamin K-mediated gamma-carboxylation of precursor proteins that are critical in forming the form...