· It’s available in four strengths: milligrams (mg), 5 mg, 10 mg, 20 mg. Depending on your situation and what condition Cialis is treating, you’ll take the drug either before sexual.In trials investigating Cialis, the majority of participants receiving the drug experienced a significant improvement in ED and maintained an erection. When vasodilators are used in combination, an additive effect on blood pressure may be anticipated. Patients with left ventricular outflow obstruction, e. Evaluation of erectile dysfunction and BPH should include an appropriate medical assessment to identify potential underlying causes, as well as treatment options. PDE5 is found in platelets.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. Dosing Guidelines Cialis is a prescription medication containing the active ingredient tadalafil. Cialis belongs to a group of medications known as phosphodiesterase-5 (PDE-5) inhibitors. Healthcare providers commonly prescribe tadalafil to treat erectile dysfunction (ED). Cialis mg tablet Medication name Uses Other uses How to use Side effects Precautions Drug interactions Overdose Notes Missed dose Storage Important note Information last revised August Copyright (c) First Databank, Inc.Although CIALIS has not been shown to increase bleeding times in healthy subjects, use in patients with bleeding disorders or significant active peptic ulceration should be based upon a careful risk-benefit assessment and caution. In some patients, concomitant use of these two drug classes can lower blood pressure significantly [see Drug Interactions 7. What Is Cialis? In trials of the drug, individuals taking Cialis saw a significant reduction in the frequency and urgency of urination and improved urine flow. The results showed the combination to be even more effective than either medication alone. Stepwise increase in alpha-blocker dose may be associated with further lowering of blood pressure when taking a PDE5 inhibitor.