Viagra ought to be taken exactly as it was suggested by a licensed medical professional or physician. Never take it in bigger doses or for a longer period than what the physician advises. Intake of Viagra varies according to a person’s present erectile dysfunction problem. On top of that, bear in mind that Viagra functions only when there is sex-related stimulation. 시골약국 This suggests that erection is not possible with just a simple intake of the Viagra tablet. Do not anticipate an erection if there is no physical excitement.