Sildenafil is the generic variant of Viagra®. This means that this medication contains the same active ingredient (sildenafil citrate) as the brand-name drug Viagra®. So the work is identical, but at a lower price.

Sildenafil is usually taken 30 to 60 minutes before sexual activity. The tablet should be used with water and can be taken with or without food. For occasional use, follow your doctor's advice for the correct dose.

Sildenafil is a fast-acting medication. Good to know: sildenafil does not give you a spontaneous erection if you are not sexually excited. The best time to take sildenafil is approximately 1 hour before sexual activity, but you can take the medication any time between 4 hours and 30 minutes before sexual activity.

Sildenafil is the generic variant of Viagra®. This means that this medication contains the same active ingredient (sildenafil citrate) as the brand-name drug Viagra®. So the work is identical, but at a lower price.

Sildenafil is usually taken 30 to 60 minutes before sexual activity. The tablet should be used with water and can be taken with or without food. For occasional use, follow your doctor's advice for the correct dose.

Sildenafil is a fast-acting medication. Good to know: sildenafil does not give you a spontaneous erection if you are not sexually excited. The best time to take sildenafil is approximately 1 hour before sexual activity, but you can take the medication any time between 4 hours and 30 minutes before sexual activity.

Tadalafil is a prescription medication used to treat erectile dysfunction. Tadalafil is the active ingredient in Cialis®. It has a similar effect to other erection medications, but with a longer duration of action.

Tadalafil is taken in tablet form, usually 30 to 60 minutes before sexual activity. It can be taken with or without food. You can use the dose once a day for consistent effectiveness, or occasionally for on-demand use. Always follow your doctor's advice for the correct dose.

Tadalafil usually starts working within 30 to 60 minutes. However, it can take up to 2 hours to feel the full effect. Like other erection drugs, tadalafil only works with sexual stimulation.