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Udenafil: Wikis


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Systematic (IUPAC) name
3-(1-methyl-7-oxo-3-propyl-4,7-dihydro-1H-pyrazolo[4,3- d]pyrimidin-5-yl)-N-[2-(1-methylpyrrolidin-2-yl)ethyl]-4-propoxybenzenesulfonamide
CAS number 268203-93-6
ATC code none
PubChem 6918523
Chemical data
Formula C 25H36N6O4S 
Mol. mass 516.657 g/mol
Pharmacokinetic data
Bioavailability  ?
Metabolism  ?
Half life 7.3–12.1 hours[1]
Excretion  ?
Therapeutic considerations
Pregnancy cat.  ?
Legal status
Routes  ?

Udenafil is a drug used in urology to treat erectile dysfunction. It belongs to a class of drugs called PDE5 inhibitor, which many other erectile dysfunction drugs such as sildenafil, tadalafil, and vardenafil also belong to. It was developed by Dong-A Pharmaceutical and is marketed under the trade name Zydena.[2] It is not approved for use in the United States by the U.S. Food and Drug Administration.


  1. ^ Udenafil Information
  2. ^ Zydena (udenafil) product information page. Dong-A Pharmaceutical. Retrieved on April 13, 2009.

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