Long Considered a Threat, Viagra May Help Treat Heart Disease

And why not use it for stroke?
This made it sound helpful, even though it was just in rats and during the first week:

Viagra and stroke rehab

Does your doctor know ANYTHING AT ALL about your stroke rehab in the first week?

https://www.yahoo.com/health/long-considered-a-threat-viagra-may-help-treat-heart-100592190722.html