The effects of Sildenafil and Tadalafil are not identical in every person that takes them. You will still need to be sexually stimulated to be able to get an erection and maintain it. How many years can you take Cialis for? PDE5 is the enzyme that causes blood vessels to tighten. Heavy alcohol use may worsen your natural ability to get hard and make Cialis less effective.Cialis Coupons, Prices, and Savings Card Generic Names: Tadalafil Tadalafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED). Learn more .  · Created: Expires: Owner: Redacted for privacy Hosting company: Canhui Chen: Registrar: PTE. LTD. IPs: MNT ‘s review At Hims, Cialis is available as: Daily tadalafil: or 5 mg daily pill Tadalafil: 5 mg, 10 mg, or 20 mg, taken as needed Cialis: mg, 5 mg, 10 mg, and 20 mg, taken as needed.