I'm Having Continues Bigmeny Pvcs , No Normal Heart Rhythm

I'm having continues bigmeny pvcs , no normal heart rhythm a continues flipp flopping sensation . I'm on a beta blocker bisoprolol right now it's not helping me at all doctor has increased it to 7.5 mg. Feeling this sensation continues with no normal heart rythem is this normal ? Please help I have been like this for two days and can't rest at all .