Fildena is the best drug for men's sexual health. Sildenafil, one of the components of this drug, increases blood flow to the male penile tissues. Before engaging in sexual activity, take this medication an hour or half an hour beforehand. You can take this medication before or after meals. Take this medication without regard to cold drinks or heavy meals. It takes four to six hours for this medication to start working. You can take this medication as prescribed by your doctor. A range of Fildena dosages are available; visit fildena.us to buy them all at a discounted price.