A member asked:

Doctor if i take viagra (sildenafil) and if my erection last more than 4hours what can i do to stop it?

A doctor has provided 1 answer

Dr. Edison Wong answered

Specializes in Physical and Rehabilitation Medicine

Dangerous: Erections lasting more than 2-3 hrs are dangerous for potential for permanent tissue damage. Drinking a lot of fluids and using a smaller dose of viagra (sildenafil) would help if you have to use it.

Dr Ali agreed

Answered 9/4/2013

5k views

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A member asked:

Doctor if i take viagra (sildenafil) and if my erection last more than 4hours what can i do to stop it?

A doctor has provided 1 answer

Dr. Edison Wong answered

Dr Ali agreed

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