A newer form of the medicine that dissolves on the tongue might work faster than the pill that you swallow. Payment options: Consider how you’d like to pay. This is important for your overall health and safety, as certain medications can negatively interact with each other or cause existing conditions to worsen. The generic versions are just as effective and much less expensive. Most companies have an FAQ or shipping policy page you can reference to learn whether discreet packaging is available.The four main medicines taken by mouth for erectile dysfunction are: Avanafil (Stendra). Sildenafil (Viagra). Tadalafil (Cialis). Vardenafil. These medicines are called PDE5 . Best. [deleted] • 14 yr. ago • Edited 14 yr. ago. Man, there was that guy who made a AMA He took a Viagra/Viagra like drug and his dick fell off. I will never recommend it to . I can’t afford to buy Viagra at what my harmony charges ($22 a pill). My insurance will only cover 3 pills a month. Anything after that is literally $50 a pill according to my pharmacist. .