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A male asked:

I used 20 mg cialis and it did not do very much. i took it 2 hours prior to intimacy. i am contemplating taking 40 mg, but wondered about whether th?

1 doctor answer1 doctor weighed in
Dr. Lori Lange
Specializes in Family Medicine
Drug Dosage: Cialis 20 mg is the max dosage. Taking more will not give you a better erection. It can cause dangerous side effects. Cialis is not for everyone. Ask you doctor if other treatments maybe better for you.

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Last updated May 13, 2017

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