Many popular brands have coffee flavors that contain between 30 and 45 milligrams of caffeine per half cup, which is about the same as a can of Coke. Chocolate ice cream has much less, however; a half cup of Breyerâs All Natural Chocolate ice cream has only 3 milligrams, according to a Consumer Reports analysis.
1 In general, labetalol hydrochloride tablets are taken for is used high blood pressure (hypertension) and angina (chest pain caused by the heart not getting enough blood) with hypertension.  Intravenous labetalol hydrochloride is used when a personâs blood pressure needs to be reduced very quickly.
A: Atenolol is a medication used to treat various conditions of the heart and blood vessels. It is in a class of medications called beta blockers. By blocking beta receptors from stress hormones that cause high blood pressure and increased heart rate, this medication helps to alleviate those issues.