The active ingredient in Viagra, a synthetic chemical known as sidenafil citrate, was originally designed as a blood pressure medication, then it was discovered that it could assist men who suffered from erectile dysfunction. Viagra's job is to thwart an enzyme made in the body called GCMP specific phosphodiesterase type 5 (PDE5). commander viagra Viagra can still have some bad side effects. Scientists have now discovered that a single bite from the Brazilian wandering spider, also called the Phoneutria nigriventer, armed spider, or banana spider, can produce the side-effect of creating a long-lasting erection in victims, for up to 4 hours. Teams from Medical College Georgia discovered that 'erection-challenged rats'were given a much needed boost from the spider's venom. A side-effect that has also been observed in bitten humans. However before you make a purchase of a Brazilian wandering spider to place at your bedside
