If you have symptoms of an enlarged prostate gland, such as difficulty peeing or needing to pee urgently, tadalafil works by relaxing the muscles in the prostate and bladder. What should I do if I forget a dose? It’s also sometimes used to treat pulmonary hypertension high blood pressure in the blood vessels that supply the lungs. This product is available in the following dosage forms: Suspension Tablet There is a problem with information submitted for this request. Take all of the tablets for your daily dose at one time each day; do not divide the tablets to take as separate doses. Benign prostatic hypertrophy is a condition in which the prostate gland becomes enlarged, obstructing the free flow of urine.heart attack symptoms – chest pain or pressure, pain spreading to your jaw or shoulder, nausea, sweating. Common tadalafil side effects may include: headache; flushing (warmth, redness, or tingly feeling); nausea, upset stomach; stuffy nose; or. muscle pain, back pain, pain in your arms, legs, or back. This is not a complete list of side. The most commonly reported side effects in patients treated with Cialis during the testing of the product were: headache. indigestion. back pain. muscle pain. flushing. stuffy nose. Patients who. A study found that from to , the median price of Cialis jumped from $ to $ for 30 tablets. Generic brands start at around $ for 30 tablets. Generic brands start at around.