Cialis is a medication used to treat erectile dysfunction (ED) and benign prostatic hyperplasia (BPH) and the related symptoms. This medication is not for women or children and cannot be take with nitrates or if a person is allergic to any of its ingredients.
Levitra is a medication specifically used for erectile dysfunction in men. It creates improved blood flow to the penis to assist with producing an erection. This medication is directed towards the two large chambers in the penis that fill with blood during an erection.
Viagra is prescribed to men who experience erectile dysfunction. This is the most well-known ED medication on the market that has been in existence for over 20 years.