Saturday, 28 July 2007 The original medication to treat “erectile dysfunction” was of course Viagra – but after you have discovered a blockbuster the competition is sure to snap at your heels. Cialis, or tadalafil “Tada !!”, is a phosphodiesterase 5 inhibitor that works just like viagra though it has got a longer half life … Continue reading Retractable, Bendable – And Turgid Too – Persuasion Factor ****