A member asked:

Is there any side effect of sidnefil on long term use?

A doctor has provided 1 answer
Dr. Thomas Namey answered

Specializes in Rheumatology

I have seen no RXN!: Headache and flushing, and occasional dizziness. No significant long term adverse effects. Obviously many men who use the drug have vascular risk factors, some of which can permanently effect the optic nerve, but these reactions are quite rare!

Answered 2/6/2016

5.4k views

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