Patient preference between sildenafil and tadalafil
There have been several crossover trials that have attempted to compare patient and partner preference between sildenafil (Viagra) and tadalafil (Cialis). Comparing the PDE5 inhibitors is intrinsically difficult because of the differences in dosing, absorption, duration of action, and other pharmacologic parameters. Regardless, consensus results across multiple studies declare tadalafil as preferred over sildenafil by [...]
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