sildenafil

If you don't learn anything from this pharmacology lesson, at least remember this one thing: Call your doctor if your erection lasts longer than 4 hours. Seriously.
Honey doesn't treat erectile dysfunction. If it does, it might be spiked with Viagra.
An article recently published in the British Journal of Pharmacology discusses the synthesis of a molecule, PnPP-19 and its ability to block pain perception and potentiate erections. So as it turns out, not all spider venom is bad – in fact, it can be pretty great.
You may remember a large study published last year that seemed to find a link between Viagra use and melanoma. The study, from Harvard Medical School Brigham and Women s Hospital, included data on more than 51,000 men aged 40-75, and reported recent use of Viagra (sildenafil) with a near-doubling of the risk of malignant melanoma.