One of these is PAH. Cialis was also investigated in combination with finasteride, another BPH medication, in another trial. Tadalafil is also sometimes taken once a day every day without regard to timing of sexual activity. Your doctor may need to change the doses of your medications or monitor you carefully for side effects. What Is Cialis? Obesity Additionally, certain risk factors increase the risk of ED, such as smoking , lack of exercise, and drug or alcohol use. What should I do if I forget a dose?$ $2, Important: When there is a range of pricing, consumers should normally expect to pay the lower price. However, due to stock shortages and other unknown variables we cannot provide any guarantee. Cialis (tadalafil) Tablet More information please phone: Visit site. Provider: Lilly Cares Foundation Patient. Drug Images Cialis (tadalafil) is a brand-name drug that’s prescribed for erectile dysfunction (ED) and benign prostatic hyperplasia (BPH). Cialis comes as an oral tablet that’s typically taken. Cialis (tadalafil) increase increases blood flow to a certain area of the body and is used to treat erectile dysfunction (impotence). Includes Cialis side effects, interactions and indications.