Some herbalists recommend that Oriental ginseng, certain herbs, ashwagandha may be used to improve desire and sex vigor, yet, there is little proof to support these claims. Actually, the best treatment for erectile dysfunction (ED) at this time, is using Blue Pill or the same prescription drug, like Tadalafil or Levitra. The effectivity of blue pill remains up to 4 hours or more to 5 hours for Levitra, however, the potency of tadalafil remains up to 36 hours Cialis Black 800 Mg and that's the reason why it is known as the second largest.