Your healthcare provider will discuss which dose is right for you. You should only be treated with one of these products at a time. You may opt-out of email communications at any time by clicking on the unsubscribe link in the e-mail. The penis is one of the areas where this enzyme works. This, in my view, is the key issue in this appeal. Symptoms may include sudden urges to urinate urgency , difficulty in starting urination hesitancy , a weak urine stream, and more frequent urination — especially at night.Generic name: tadalafil [ ta-DAL-a-fil ] Brand names: Adcirca, Cialis Drug class: Impotence agents. Medically reviewed by Sanjai Sinha, MD. Last updated on Uses; Warnings; Before taking; Dosage; Side effects; Interactions; FAQ; What is Cialis? Cialis relaxes muscles of the blood vessels and increases blood flow to . Tadalafil is in a class of drugs called phosphodiesterase-5 (PDE5) inhibitors and is available in a generic form often called generic Cialis. Tadalafil has been on the market since and. The recommended starting dose for Cialis intended for once daily use is mg, take at the same time each day, without regard to timing of sexual activity. This may be increased to 5mg/day based on need and tolerability. May be taken with or without food. Cialis is available as a generic, under the name tadalafil. 3.