 [ Symptoms ] heart rhythm disorder my discharge papers says to get help if you notice a change in speed rhythm or strength of your heartbeat you suddenly begin peeing urinating more often you get tired more easily when moving or exercising i had my meds changed for this to a stronger mg on wednesday today is friday i am having rapid fluttering heartbeat and am peeing more often and lots more each time should i be worried [ Disease ] better visit your consultant the change of medication to stronger dosage must have caused these side effects your doctor will check and advise to change them