benign prostatic hyperplasia
"About 90 minutes after taking this, my heart rate shot up to over 100 at rest, 130 if I would stand up and walk around. It lasted 18 hours. Though I was going to have a heart attack, almost went to the ER. Called pharmacist. Said it was a known side effect and to not take it any more. I'm glad my insurance paid for this, but still it was twenty five dollars down the toilet."