Side effects and precaution about Sildenafil
Sildenafil is a drug like all the rest, meaning it may have side-effects and precautions. Sildenafil can give side-effect very rarely; nevertheless, it is crucial to have in mind some warnings about the drug
Sildenafil is designed for men who experience erectile dysfunction and it is highly not recommended for the use of children under the age of 18 as well as restricted for women.
It is important to know that Viagra must not be combined with other impotence drugs by any means. You must not take more than one dose once per 24 hours; also note that combination of alcohol with Viagra will limit its effect.
Another thing you need to keep in mind is that arousal is obligatory for Viagra to work; remember that it will not give you an erection at once, as it will only start to work after 30 minutes of ingestion and after sexual intercourse erection goes away as it normally would do. If you want it to affect you quicker, it is recommended to take it while having an empty stomach or having eaten a low fat meal.
Grapefruit juice: It may increase the concentration of Sildenafil in your bloodstream, so it is not recommended to combine it with Viagra.
Alcohol: Beware when combining alcohol with Sildenafil; it is not recommended as it may lead to dizziness, headache, blood pressure drop and most importantly it may lead to decreasing your ability of getting an erection.