Use medication only as directed and do not exceed dosage regulations as indicated by the prescription. Though it is very rare, use of Norpace may cause a new irregular heartbeat and in some cases, patients will need stay in the hospital for proper monitoring and emergency medical treatment if needed. Tell your doctor if you have any history of diabetes, glaucoma, kidney disease, liver problems, myasthenia gravis, or urinary problems like enlarged prostate or urinary retention. Use of medication may cause QP prolongation heart condition and risk increases with concurrent use of certain other medications. Tell your doctor if you are taking anyother Rx medicationsduring your initial consultation. Use of Norpace may causehypoglycemia(low blood pressure) in people with diabetes, heart failure, decreased kidney or liver function, or nutrition problems