What is hypoglycemia? Hypoglycemia, also called low blood glucose or low blood sugar, occurs when the level of glucose in your blood drops below normal. For many people with diabetes, that means a level of 70 milligrams per deciliter (mg/dL) or less. Your numbers might be different, so check with your health care provider to find out what level is too low for you.
These medicines often are used to treat atrial fibrillation (AF). Some of the medicines used to restore a normal heart rhythm are amiodarone, sotalol, flecainide, propafenone, dofetilide, ibutilide, quinidine, procainamide, and disopyramide. These medicines often have side effects.
Types of Rate Control Drugs. 1  Beta Blockers, which slow the heart rate and relax the blood vessels. 2  Calcium Channel Blockers, which relax blood vessels and reduce heart workload.  Cardiac Glycosides, which improve cardiac output, but can also be toxic.