Medicines that you take by mouth are called oral medicines. Some hospitals in Germany will also have an onsite pharmacy, giving you the option of filling your prescription there rather than going to your local Apotheke. While online pharmacies are allowed to sell prescription drugs, other traders may only sell over-the-counter medicines. Most towns and cities will have at least one emergency pharmacy that is open evenings, weekends and public holidays. Sildenafil Viagra. There are exceptions. These medicines are called PDE5 inhibitors.Sildenafil ratiopharm is a medicine that contains the active substance sildenafil. It is available as tablets (25, 50 and mg). Sildenafil ratiopharm is a ‘ . Oral medicines for ED usually work well and cause few side effects. The four main medicines taken by mouth for erectile dysfunction are: Avanafil (Stendra). Sildenafil Missing: germany. HAMBURG, Germany — If you’re looking for bobby pins, cheap lipstick or a protein bar, well, sorry, Americans, the German pharmacy can’t help you. It’s not the .