Once?: assuming the erection went away without incident I don't think you really need to do anything. priapism is a painful erection the lasts for more than four hours. This can damage the penis but if subsequent erections are normal, clearly this has not happened.
Answered 5/12/2016
3.5k views
If it hasn't: Happened again and things appear to be functioning fine since that time, you probably don't need to worry too much.
Answered 5/25/2015
2.8k views
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