How much does Cialis cost with insurance? The cost of Cialis with insurance depends on the strength of the drug you’re prescribed, your insurance .Mechanism of action[ edit ] Penile erection during sexual stimulation is caused by increased penile blood flow resulting from the relaxation of penile arteries and the smooth muscle of the corpus cavernosum. Cialis is also highly effective in reducing the symptoms of BPH. Brand name Cialis can be expensive when used frequently, but you can save a significant amount of money by choosing generic tadalafil. For this purpose, one dose works for up to 72 hours. You may consider using a different ED medication to keep costs down. Cialis helps you get and keep stronger erections with a daily or as-needed pill. Tadalafil is a type of drug used to increase blood flow to the sex organ of males.Getting a 3-month supply. You may be able to get a day supply of Viagra. If approved by your insurance company, getting a day supply of the drug could reduce your number of trips to the. It’s quite expensive because Cialis is not covered by any insurance. But manufacturers offer coupons to make the drug affordable for the public consumer. the mg/5mg and 10mg/20mg. The average cost of Cialis within mg/5mg group is around $ to $ per tablet while the other group costs around $ to $ per tablet. Cialis is not covered by most Medicare and insurance plans, but manufacturer and pharmacy coupons can help offset the cost. Prices Medicare Drug Info Side Effects Images Cialis (tadalafil) is an expensive drug used to treat erection problems in men.ED occurs more frequently in older men. Some pharmacies may provide their own coupons for Cialis and other prescription medications for ED. Subsequently, the FDA approved both vardenafil [27] and tadalafil in Mild Side Effects of using Cialis: A headache. Use a patient assistance program. When the blood vessel muscle cells relax, this expands the vessel and increases blood flow; this effect is referred to as vasodilation. The table below summarizes the typical dosages for tadalafil: Indications of Tadalafil:.