Viagra Goes Generic 5 Interesting Facts About the 'Little Blue Pill'

A generic version of Viagra will be available on Monday (Dec. 11), and it will cost half the price of the “little blue pill.”

Pfizer, which makes Viagra, will produce its own generic version of the drug, which include the active ingredient sildenafil, according to the Associated Press. The generic will be white rather than blue, and it will cost over $32 a pill, half Viagra’s price. Nowadays in the market many generic viagra medicine available.

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By selling its own generic version, Pfizer will be able to battle with other drug companies that can start selling sildenafil.

Here are five interesting facts about Viagra (sildenafil):

Viagra was originally proposed to treat chest pain.

When researchers first produced sildenafil in the 1980s, it was designed to be a treatment for angina, or chest pain caused by decrease blood flow to the heart, as per a 2004 review article. However, in an early experimental, the drug did not create the heart affects the analyst had expect for. But various study volunteers reported an interesting side effect — they had stronger and more persistent erections.

Other studies attend all over the same time revealed that sildenafil molecular target may play a role in erections. That arouse a new study of the drug for men with erectile dysfunction, which found that sildenafil was efficient in 82 percent of men who received the highest study dose, as per review.

The drug works by blocking an enzyme found in penile tissue.

On a molecular level, sildenafil prevent an enzyme called phosphodiesterase 5 (PDE5), and prevents this enzyme from working too quickly, according to the U.S. National Library of Medicine. PDE5 is found in various tissues, including the penis. The enzyme plays a role in improve blood flow to the penis, and by blocking the enzyme, sildenafil overall effect is to boost blood flow to the penis, which prompts to an erection.

Viagra won’t boost sex drive.

Some men reportedly take the drug recreationally, under the belief that it will boost their sex drive. But sildenafil does not boost sexual desire, according to the National Institutes of Health (NIH). The drug also won’t induce an erection by itself  it works only when a man is sexually aroused, indicated by Pfizer.

It shouldn’t be taken with certain medications.

Not every men with erectile dysfunction can take sildenafil. Those taking certain meds should not take the erectile dysfunction drug because of the risk of serious side effects, Pfizer says. For example, drugs called nitrates, which are regularly recommended for chest pain, and drugs called guanylate cyclase stimulators, which are recommended for pulmonary hypertension (a type of high blood pressure), could lead to an risky drop in blood pressure if taken with sildenafil, according to Pfizer. so, before take any medicine for erection consult to your doctor.

Erectile dysfunction isn’t the only condition sildenafil treats.

Sildenafil is also allowed to treat pulmonary arterial hypertension, which is high blood pressure in the vessels that carry blood to the lungs. The drug treats this condition by relaxing blood vessels in the lungs, which allows blood to flow more easily, as per to the NIH. Sildenafil is still used to help premature babies with this condition. When used for this condition, sildenafil is sold out under the brand name Revatio (also made by Pfizer).

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