Lavitra online - Medical Abstract May 11, 2005
Molecular studies of vardenafil
Jiang H.
Department of Urology, Third Affiliated Peoples Hospital, Peking
University, Beijing 100083, China.
The remarkable therapeutic success of PDE5 inhibitors in the
treatment of male erectile dysfunction has focused the attention
of the researchers on better defining the properties of the
individual inhibitors and PDE5 that contribute to the high affinity
of these inhibitors for interaction with the PDE5 catalytic
site. Recent molecular studies have demonstrated that vardenafil
has high affinity for PDE5 and low dissociation rate from PDE5,
which serves to explain why vardenafil works with low dosage,
onsets quickly and has durative action in clinical practice.
Moreover, the potency of vardenafil depends on its ring structure
that resembles the purine moiety in cGMP. Article in process.
Sourced at http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=pubmed&dopt=Abstract&list_uids=15934468&query_hl=11
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