Prodrugs of bicyclic substituted pyrimidine type PDE-5 inhibitors
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United States of America Patent
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Dec 27, 2016
Grant Date -
Feb 18, 2016
app pub date -
Mar 28, 2014
filing date -
Mar 29, 2013
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Abstract
Provided are prodrugs of a bicyclic substituted pyrimidine type PDE-5 inhibitors, pharmaceutically acceptable salts or stereoisomers thereof. Also provided are methods for preparing these prodrug compounds, pharmaceutical preparations, and pharmaceutical compositions, as well as a use of these compounds, pharmaceutical preparations and pharmaceutical compositions in the manufacture of medicaments for treatment and/or prophylaxis of sexual dysfunction and lower urinary tract symptoms.
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