In case of deterioration in potency, men often seek Viagra. Indeed, it is a very popular and effective medicine for improving erectile function. Unfortunately, about one in five patients with this problem may get no effect. This means that the…
The fact is that rectal cancer is among three main causes of cancer mortality in the USA. Moreover, it is estimated to be the cause of fatal outcomes of approximately 50 thousand people every year. New finding suggest that the…
Pfizer, the original developer of Viagra, lost its patent in 2013. Since then, there have appeared various alternatives that contain the active substance identical to the original, but are cheaper. Pfizer has recently indirectly admitted that it is difficult for…
