Viagra is easy to buy? how

Viagra (sildenafil) is a medication that can be used to treat erectile dysfunction in men. It works by relaxing the blood vessels in the penis, which allows more blood to flow into the penis during sexual stimulation. Viagra can be taken with or without food.

How to buy Viagra?

You can buy Viagra online or at your local pharmacy. If you buy Viagra online, make sure that you are buying from a reputable source. You should also make sure that you are buying the correct dosage of Viagra for your needs.

You can buy viagra online from a number of reputable websites. However, make sure that you do your research before making a purchase, as there are many counterfeit products on the market. Also, be sure to consult with a doctor before taking Viagra, as it may not be suitable for everyone.

What are the side effects of Viagra?

The most common side effects of Viagra are headache, flushing, and upset stomach. These effects usually go away after a few hours. Viagra can also cause serious side effects. These include an erection that lasts more than 4 hours, sudden loss of hearing or vision, and heart attack. If you have any of these side effects, call your doctor right away.

You should not take Viagra if you are allergic to sildenafil, or: if you take other medicines to treat pulmonary arterial hypertension, such as riociguat (Adempas).

Do not take Viagra if you are also using a nitrate drug for chest pain or heart problems. This includes nitroglycerin, isosorbide dinitrate, and isosorbide mononitrate. Nitrates are also found in some recreational drugs such as amyl nitrate or nitrite ("poppers"). Taking Viagra with a nitrate medicine can cause a sudden and serious decrease in blood pressure.