Stores in all Dutch cities and towns. Over-the-counter drugs can be bought at chemists and supermarkets without a prescription. General retail Over-the-counter drugs in the general retail class AV may be sold by any retailer. Only then can you be certain the medicines are safe. Buying medicines over the internet If you want to order medicines online , do so from an authorised supplier.Is there an over-the-counter version of Viagra? Can I get Viagra online without seeing a doctor? Currently, there are no over the counter alternatives to Viagra available. T: Kruidvat is the largest drugstore chain in Netherlands and sells a wide range of self-care products to treat colds, flu, pain, cuts and abrasions, skin irritations, . Can you buy viagra form a chemist shop without a prescription in amsterdam.