Located in southeastern New Mexico, Carlsbad Caverns lie beneath the Earth's surface and were formed when limestone was dissolved by sulfuric acid during the last ice age.
There are three types of rate control medications: Beta Blockers, which slow the heart rate and relax the blood vessels. Examples include Atenolol (TenorminÂ®), Carvedilol (Coregâ¢), Metoprolol (Toprol XLâ¢, LopressorÂ®), and Sotalol (BetapaceÂ®)
Medication may be needed to maintain normal heart rhythm and prevent stroke. âOne to three types of medication are used in combination: those that control heart rate, such as beta blockers; anti-arrhythmic drugs to maintain normal rhythm; and anticoagulants to prevent blood clots,â says Dr. Saliba.