It works to treat erectile dysfunction by increasing blood flow to the penis during sexual stimulation. Follow your doctor’s directions carefully, and ask your doctor or pharmacist to explain any part you do not understand. Most online providers require a picture of a valid ID, a selfie showing your face, and a recent blood pressure reading taken with a home blood pressure monitor or by a medical provider. In BPH, the medication relaxes the urinary tract and bladder muscles, allowing for more effortless urine flow. Levitra vardenafil : This medication is taken one hour before sex and can last up to 24 hours. · The typical dose for once-daily Cialis for ED is milligrams (mg) to 5 mg. When used as needed for ED, the usual Cialis dose is 10 mg (with a maximum daily dose of 20 mg). The typical dose of. Cialis and generic tadalafil are available in four different strengths— mg, 5 mg, 10 mg and 20 mg—but which one should you take? If you’ve never tried Cialis before, your doctor will likely start you on a low dose, like mg or 5 mg. The 20 mg tablet is the highest strength and is often not preferred because it has the potential to. Tadalafil is its active ingredient and is available as a generic drug. The FDA has approved Cialis to treat ED, symptoms of BPH, or combined ED and BPH in males with both conditions. 10 mg, or 20 mg • Oral tablet: mg, 5 mg, 10 mg, or 20mg • Oral tablet: 20 mg, 40 mg • Oral suspension: 20 mg per 5 mL: Typical dosage: • As needed.