Buy Viagras Online with a prescription. It is an oral drug used for the treatment of Erectile Dysfunction(ED) and is also known as impotence in men. Viagra Pills contains the active ingredient Vardenafil that increases the blood flow to the penis. It helps achieve or sustain an erection when a person is sexually stimulated. It is recommended to take one pill in 24 hours. This pill can be taken with or without food. It should be taken approximately 30 minutes to 1 hour before any sexual activity. The effects of this medicine last for around 5 hours. Always take this tablet with your doctor’s approval for no more side effects.