How long does it take for Cialis 20mg to work?

How long does it take for Cialis 20mg to work? What is Cialis? is the trade name for a drug called . Cialis is one of a class of drugs known as PDE-5 (Phosphodiesterase type 5) inhibitors. Cialis and the other PDE-5 inhibitors can help men with erectile dysfunction (male impotence) by enhancing the erectile […]

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