Ask your pharmacist or doctor for a copy of the manufacturer’s information for the patient. You may attempt sexual activity at any time between doses. In such a patient, who has taken CIALIS, where nitrate administration is deemed medically necessary for a life-threatening situation, at least 48 hours should have elapsed after the last dose of CIALIS before nitrate administration is considered. When will Cialis be available to pharmacies? In addition, prostate cancer and BPH may coexist. Do not take a double dose to make up for a missed one.Yes. Cialis is approved by the FDA to treat erectile dysfunction (ED). Our medical team can prescribe Cialis 5mg, 10mg, and 20mg. The starting dose we generally recommend is Missing: south africa. CIALIS for Use as Needed. Creatinine clearance 30 to 50 mL/min: A starting dose of 5 mg not more than once per day is recommended, and the maximum dose is 10 mg not more than once in every 48 hours. Creatinine clearance less than 30 mL/min or on hemodialysis: The maximum dose is 5 mg not more than once in every 72 hours [see . Cialis 20MG Pill. Cialis is designed to relax the blood vessels in the penis, which increases the blood flow. The main catch is, this medicine only works when the person is sexually Missing: south africa.