ED occurs more frequently in older men. Tadalafil stops the breakdown of a chemical responsible for relaxing muscles. Alternatively, Cialis may be prescribed as an as-needed treatment for ED, to be taken before sexual activity. Cialis was also investigated in combination with finasteride, another BPH medication, in another trial. When the blood vessel muscle cells relax, this expands the vessel and increases blood flow; this effect is referred to as vasodilation.View store hours, reviews, contact information and prescription savings with GoodRx. Skip header and main navigation. Skip to main content for this page. Search Find Prices Cancel. How GoodRx Works There are. 5 Vons Pharmacy locations in Las Vegas, tadalafil (Cialis) (Generic Cialis) 30 tablets 5mg. $ with free Coupon. It depends on which coverage stage you are in. Click on a tab below. Deductible. Post-Deductible. Donut Hole. Post-Donut Hole. Copay Range. $1 – $ After your deductible has been satisfied, you will enter the Post-Deductible (also called Initial Coverage) stage, where you pay your copay and your plan covers the rest of the drug cost. · Tadalafil is a phosphodiesterase-5 (PDE-5) inhibitor commonly used to treat ED. But it can be used to treat other medical conditions, too. This includes symptoms of .