Assay : 99%
CAS: 224785-90-4
Molecular Formula: C23H32N6O4S
MW:561.53
Apperance: white crystalline powder
Storage: shading, confined preservation.
Vardenafil's indications and contra-indications are the same as with other PDE5 inhibitors
Vardenafil is closely related in fuction to sidenafil citrate and tadalafil,structly,the difference between the vardenafil molecule and sidenafil citrate is a nitrogen atom's position and the change of sildenafil