비아그라에 대한 자세한 참고 사항
Shake the bottle properly for at least ten seconds in advance of each use. Get rid of the cap by pushing it down and twisting it counter-clockwise. Drive the plunger of your syringe, then insert the tip into your bottle even though holding the bottle upright over a flat surface area. Slowly pull back the plunger till the necessary dose. If you see