This is a serious condition that requires immediate medical attention. This increased blood flow can cause an erection. When mild vasodilators are taken in combination, blood-pressure-lowering effects of each individual compound may be increased. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Patients who demonstrate hemodynamic instability on alpha-blocker therapy alone are at increased risk of symptomatic hypotension with concomitant use of PDE5 inhibitors. While this effect should not be of consequence in most patients, prior to prescribing CIALIS, physicians should carefully consider whether their patients with underlying cardiovascular disease could be affected adversely by such vasodilatory effects.Tadalafil is the generic name for the brand-name drug Cialis. At the time of publishing, the average cash price of 30, milligram (mg) Cialis tablets is approximately $2,, whereas. The drug comes in low-dose versions that can be taken daily. This means you can have sex at any time, rather than needing to take a pill from time to time as needed like other ED brands. The starting dose for daily-use Cialis is milligrams (mg). If that doesn’t work, you can increase your daily dose up to 5 mg. CIALIS is indicated for the treatment of ED and the signs and symptoms of BPH (ED/BPH). Limitation of Use If CIALIS is used with finasteride to initiate BPH treatment, such use is recommended for up to 26 weeks because the incremental benefit of CIALIS decreases from 4 weeks until 26 weeks, and the incremental benefit of CIALIS beyond.