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Erectile dysfunction drug is a phrase which nearly all of modern culture immediately associates with Viagra. There are also 2 other successful medications widely available: Cialis and Levitra. Many work in a similar fashion, but there are subtle differences that are crucial to understand.

Viagra
Viagra could be the commercial name provided for sildenafil citrate, that is created by Pfizer. Viagra was approved in 1998 by the FDA due to the curing of erectile dysfunction. This erectile dysfunction drug has become used safely and with results which are good by millions of men since the creation of its.
Viagra essentially increases blood flow into the penis. Exactly why it’s so effective is so: there is a compound in the human body allowing blood to run from the penis, Viagra essentially blocks this. The increased amount of blood retention and stiffer erections is what this erectile dysfunction drug is commonly known for.
Far more than almost 90 % of those using Viagra properly report a better power to experience erections. For the majority of users the results of Viagra take over after thirty minutes, male enhancement amazon as well as may last up to 4 hours. When you consider that the average sexual encounter lasts 30 minutes, this’s more than sufficient to satisfy most sexually active individuals.

Cialis
Cialis could be the commercial manufacturer for the erectile dysfunction drug tadalafil and generated by the Lilly Company. Cialis can be quite much like Viagra, but dosages differ significantly. Generally much smaller does of Cialis are needed – 5mg to twenty mg are most frequent.
Cialis varies from Viagra in that consequences may perhaps keep going approximately 36 hours. Clinical studies have demonstrated this erectile dysfunction drug is most effective for 78 % of users.

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