In addition, forged products are difficult to distinguish, so the possibility of health damage cannot be ruled out. You can take it every day as long as you have 24 hours free. Viagra duration of action It starts to work in 30 minutes to 1 hour after drinking and works for about 4 hours. Viagra can be used up to mg. If you are full, absorption will be delayed and it will not work well, so wait at least 1 hour after eating before taking. Below are several products that were personally recommended by the store’s manager.Fighting for the pill in Japan After decades of campaigning in Japan, the pill was finally legalised in In contrast, the male impotency drug Viagra was approved for . Shinjuku West Clinic was founded in Reservations are NOT required. Medical examination is free. Viagra, Cialis, and etc. There is no concept that you purchase that over the counter under Japanese regulation. So that, you have to go to clinic or hospital but where? In Japan, there are two types of .