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Erectile dysfunction and Viagra and other oral medicines

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If you are suffering from erectile dysfunction, oral medicines are the first line of treatment for it. Anyone who is not able to have and maintain an erection, can take these medicines and they work really well with very few side-effects.

Some of the most common oral medication is available for treatment of erectile dysfunction include Sildenafil (Viagra), vardenafil (Levitra, Staxyn), tadalafil (Cialis) and avanafil (Stendra). These medicines can reverse erectile dysfunction. They do so by enhancing the effects of nitric oxide which is a natural chemical produced in the body that relaxes muscles in the penis. The medicines can thereby increase blood flow which will help in getting and maintaining an erection when there is sexual stimulation.

Different oral medicines

The working of these erectile dysfunction oral medications are similar but these medicines are different because they have slightly different chemical make-up. That is why these medications may work a little differently. The difference is generally seen in case of time it takes to show effects and time to wear of and the potential side-effects if any. Before prescribing such medicines to you, your doctor will consider different factors related to your health and present state and possible interactions with other medicines that you take regularly.

Sildenafil (Viagra) is the most effective when you take it on an empty stomach one hour before sex. It can last for up to 6 hours. It is approved for the treatment of importance which is also commonly known as erectile dysfunction. It was the first oral medication for this problem. It inhibits the enzyme PDE5 which degrades cGMP (cyclic GMP). Because of the gradation of cGMP erection is lost. The inhibition results in cyclic GMP staying around longer which helps in maintaining erection for a longer duration.

Vardenafil (Levitra, Staxyn) is more effective when you take it one hour before sex. You can take this medicine which are ruled out food and it will be effective up to 6 to 7 hours. Tadalafil (Cialis) can be effective for 36 hours and you can take it one two hours before sex. You can take it with or without food. Avanafil (Stendra) will last up to 6 hours. You need to take it 15 to 30 minutes before sex and it can take it with or without food.

Buying oral erectile dysfunction medicines online

If you are buying oral erectile dysfunction medications online, you have to be more careful. There are many online scams abound and so caution is very important.

First of all, you will need to check if the online pharmacy is legitimate. If you cannot contact the pharmacy by phone, probably you should not buy the medicine from them. If the prices are too good, than it is more likely that is it will be a scam. There are many online pharmacies who sell counterfeit versions of legitimate medications. You need to avoid them because they are in effective and can be dangerous for you. It is always better to buy from an online pharmacies which is licensed and is in good standing. You should have the right prescription and dose before you buy erectile dysfunction medicines online.

References

1. Viagra
2. Erectile Dysfunction (ED)
3. Erectile Dysfunction