Take one tablet 1hr before sex and works best on an empty stomach. Alcohol will limit Viagra's effectiveness. Do not combine Viagra with other ED m...

Viagra's active ingredient (sildenafil citrate) increases blood flow to the penis. It enables a firmer, longer-lasting erection if you are sexually...

It usually takes 30-60 minutes to work for erectile dysfunction. It can be taken up to 4 hours before sex. Find out more about how long Viagra take...

Effects of Viagra can last for up to 4hrs. Never take more than one tablet within 24hrs.

Viagra treats ED in 60-70% of cases. If you have eaten a large meal or drunk more than 1-2 units of alcohol, you may find Viagra is less effective....

Some men who use Viagra might find that over time Viagra becomes less effective. However, there are lots of options for treating ED and Viagra does...

It’s good to remember, you won’t instantly get an erection when taking Viagra. You will need to be sexually aroused for it to work. So don’t worry...

Side effects are uncommon, but Viagra side effects can include: nausea vomiting back pain diarrhoea an allergic rash Some men also experience facia...

ED medication such as Viagra is safe for people with healthy hearts. ED medications such as (sildenafil), Cialis (tadalafil) and Levitra (vardenafi...

The standard dose is 50mg. Depending on your age, height and weight, the cause and the severity of your ED, you may be prescribed a lower dose of 2...