I was able to take a LOT of propranolol without affecting my bp too much.
Coreg makes for a little more hypotension. Metoprolol, not too bad. Labetalol, one pill and I'm dizzy... but it does cut my rate down. To get into the meds that affect rhythm without disturbing bp too much, you get into the antiarrhythymics and the drugs get scarier for your rhythms. So...