비아그라의 기본 원리

비아그라의 기본 원리

Shake the bottle properly for at least ten seconds just before Every use. Clear away the cap by pushing it down and twisting it counter-clockwise. Push the plunger of your syringe, then insert the suggestion in the bottle though holding the bottle upright with a flat surface. Slowly but surely pull back again the plunger right until the necessary d

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