Penta-Fentanyl online is a known opioid analgesic available in form of powder and crystals, a Fentanyl analog with a full chemical name N-(1-phenethylpiperidin-4-yl)-N-phenylpentanamide. According to the latest researches and trials, Penta-Fentanyl is the drug that is 5-15 times stronger than another popular chemical – heroin. A more surprising fact is that it is nearly 15 times less potent than Fentanyl, yet 80 times stronger than morphine.
Viagra is a drug for the treatment of erectile dysfunction, which acts on the natural mechanisms of erection. It is used in men suffering from erectile dysfunction of various origins. Sildenafil is a selective inhibitor of cGMP-specific phosphodiesterase type 5 (PDE5).