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Vardenafil

Description LEVITRA ® is an oral therapy for the treatment of erectile dysfunction. 
Therapeutic Low 0.0020
Therapeutic High 0.0190
Units ug/mL 
Specimen
Half Life Low 4.00
Half Life High 5.00
VOD Low 2.50
VOD High 0.00
Toxic Level 0.000
Lethal Level 0.000
Plasma to Whole Blood ratio 0.00
Warnings Single oral doses of phosphodiesterase inhibitors have demonstrated transient dose-related impairment of color discrimination (blue/green) using the Farnsworth-Munsell 100-hue test and reductions in electroretinogram (ERG) b-wave amplitudes, with peak effects near the time of peak plasma levels.