Sildenafil (Viagra): Sildenafil acts quickly but has a shorter duration of effect. It is generally taken 30 minutes to an hour before sexual activity. Tadalafil (Cialis): Tadalafil has a slower onset, ...

One significant area of research involves the detection of synthetic phosphodiesterase type-5 (PDE-5) inhibitors, such as tadalafil and sildenafil ... tadalafil when taken together[1].

I was surprised by how many minutes it took to fully liquefy ... In fact, clinical studies show that sildenafil and tadalafil work even better together than apart, especially in cases where ...

Why Tadalafil found its way into bodybuilding Bodybuilders take pre-workouts to enhance ... drugs like Tadalafil/Cialis and even Sildenafil/Vaigara have made their way into bodybuilding.