Viagra is the trademark of sildenafil, which is used for treatment but cannot cure erectile dysfunction. It works by improving blood flow. You can take Viagra in food, but in order to get the best results, you shouldn't take it in some foods. Avoiding heavy drinking is also a good idea when taking Viagra.
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When using Viagra, drink reasonably. (Image: jupiterimages/bananastock/getty images)Viagra can increase penile blood flow during sexual stimulation, leading to erection. The drug does not cure erectile dysfunction permanently, nor does it increase sexual desire. Doctors recommend taking Viagra about an hour before sex to get the best results, but for convenience, it can be taken up to four hours before sex. Follow your doctor's instructions. Don't increase the dose or take drugs more frequently than your doctor's instructions. If you think it doesn't work, talk to your doctor. He may increase the dose, but you don't want to increase it too much, and there may be serious side effects.
According to the National Library of Medicine website PubMed health, Viagra and food
you can eat Viagra or not. You may want to avoid taking high-fat foods because it delays the effect of drugs. For two reasons, it's best not to take Viagra with grapefruit juice. Like high-fat foods, grapefruit juice can slow down Viagra's effects. In addition, it can also increase the blood content of traditional Chinese medicine, which may cause toxic side effects. This is unlikely, but it happens occasionally, drugs.com points out.
h3>Viagra and alcohol should also avoid heavy drinking when taking Viagra. Drugs can dilate blood vessels and increase blood flow. Alcohol has a similar effect. For some people, this can lead to low blood pressure while standing, leading to increased heart rate, dizziness and even fainting. In related studies, as described by drugs.com, alcohol was exceptionally high in doses, equivalent to six ounces or six cups of 80-degree vodka in 10 minutes.