Viagra:
When it lasts more than four hours
Slate
Expert Summary
Priapism, a long-lasting erection, can cause permanent damage to penile tissue. Fortunately, it's a relatively rare side effect of Viagra, except when it's used by men who don't really need it.
Vincent J. Tamuzza, MD
Expert Scorecard
Overall Expert Score
Community Reviews
Overall Community Rating:
(0 reviews)
Add your rating:
click to select