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How long does it take erectile dysfunction medication to work?

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Viagra and Levitra take about 30 minutes to work, and the effects last for about 4 hours after you take the pill. You should take Cialis at least 2 hours before you plan to have sex. The effects may last for up to 36 hours after you take it.

From: How to Make ED Drugs Work Better WebMD Medical Reference

SOURCES:

University of California San Francisco Medical Center: "Oral Medications for Erectile Dysfunction."

Pfizer: "Viagra."

Mayo Clinic: "Erectile Dysfunction: Viagra and Other Oral Medications."

National Institute of Diabetes and Digestive and Kidney Diseases: "Erectile Dysfunction."

Reviewed by Jennifer Robinson on February 2, 2019

SOURCES:

University of California San Francisco Medical Center: "Oral Medications for Erectile Dysfunction."

Pfizer: "Viagra."

Mayo Clinic: "Erectile Dysfunction: Viagra and Other Oral Medications."

National Institute of Diabetes and Digestive and Kidney Diseases: "Erectile Dysfunction."

Reviewed by Jennifer Robinson on February 2, 2019

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How do I know if I need a higher dose of erectile dysfunction medication?

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