How Cialis (tadalafil) works

Cialis (tadalafil) is a phosphodiesterase-5 enzyme (PDE-5) inhibitor, meaning it blocks PDE-5. This relaxes certain muscles and blood vessels, which increases blood flow to the penis to help with an erection. Cialis (tadalafil) also treats enlarged prostate symptoms.

What is Cialis (tadalafil) used for?

• Erectile dysfunction
• Enlarged prostate (BPH)

Typical dosing for Cialis (tadalafil)

• Cialis (tadalafil) is typically taken as a 10 mg dose about 30 minutes before sexual activity when needed. The dose can be adjusted anywhere from 5 mg to 20 mg depending on response Cialis (tadalafil) should not be taken more than once a day at any dose.
• For people taking Cialis (tadalafil) daily, the usual dose is 2.5 mg to 5 mg by mouth once a day. This does not have to be timed based on sexual activity.