Sildenafil: Answering Frequently Asked Questions

If you are struggling with erectile dysfunction or ED, and have been thinking of purchasing sildenafil as treatment, then you are in luck. Below are the most asked questions about this prescription drug as well as their corresponding answers. Make sure that you educate yourself before trying out a new medication and always consult your physician beforehand.

Are sildenafil and Viagra the same?

Viagra is a brand name that is developed and manufactured by Pfizer, one of the leading pharmaceutical companies in the world. This drug is specifically approved by the FDA to treat erectile dysfunction in men. The active ingredient that causes this efficacy is called sildenafil. So, to say that sildenafil and Viagra are the same is technically incorrect as sildenafil also has other brand names like Revatio, a medication for pulmonary arterial hypertension, and Sildenafil, which is the generic brand.

How does sildenafil work?

Sildenafil belongs in a class of drugs called phosphodiesterase-5 or PDE-5 inhibitors. They block the PDE enzyme which is known to negatively affect the activity of the second messenger molecule cGMP, which is known to regulate vasodilation or the widening of the blood vessels and result to an increase of blood flow. Research had shown that sildenafil helps improve vasodilation, specifically in the penile area, through the promotion of cGMP which can result in a successful erection.

What is the recommended dosage for sildenafil?

The standard dosage for oral sildenafil is 50mg. However, your physician can prescribe a higher or a lower dosage depending on your tolerance as well as your body’s response to the medication. Take one tablet at least 30 minutes before sexual intercourse for its efficacy to fully kick in which can last up to 4 hours.

Can I take sildenafil with an empty stomach?

Sildenafil is best taken with an empty stomach. It may take effect slower than usual if you take it after a full meal. Fatty foods are known to block sildenafil before entering the bloodstream.

Does sildenafil cause side effects?

Clinical tests have shown that sildenafil may cause mild to severe side effects, depending on the condition of the patient. Possible side effects are headaches, nausea, stomaches, blurriness of vision, etc. This is why it is important to consult your doctor first. They are able to tell you whether or not this particular drug is suitable for you. Contact your doctor immediately if these side effects occur.

Can I take sildenafil more than once a day?

No. A tablet of sildenafil should be taken once every 24 hours.

Who is not allowed to take sildenafil?

With the lack of evidence that showed sildenafil has no adverse effects on them, pregnant women, as well as males who are under the age of 18, are not allowed to take this drug.

Where can I buy sildenafil?

Sildenafil should only be bought with a doctor’s prescription. If you have been given one, Viagra is available to purchase over the counter. However, if you prefer Generic Sildenafil, you can purchase it online, just click this link: