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Metoprolol can be an anti-hypertensive (blood pressure) drug classified like a selective beta-1 receptor blocker, also called a beta adrenergic blocker. Metoprolol is sold within the brands Lopressor and Toprol-XL and is also accessible in immediate-release and prolonged-release formulations. In addition to high blood pressure, metoprolol is prescribed to treat conditions including angina pectoris (chest pain) abnormal heart rhythms, migraine, tremors, congestive heart failure, bleeding through the esophagus, negative effects of antipsychotics, and to prevent second strokes. Performance headers are car components that, as his or her name implies increase the performance from the car. To understand them let us first find out how the engine powers your car or truck. The power reaches your car by means of chemical energy kept in the unburnt fuel. It is the auto engine that converts this chemical energy through combustion into mechanical energy and by having a various linkages reaches this mechanical energy on the wheels which drive the vehicle. Beaches with blue water, sunshine, wind, pristine in addition to soaring rows of palm trees always provide great inspiration for music video makers. The cool sceneries of seas are actually the prefect backgrounds for numerous music videos. In fact, beautiful beaches in Miami and Malibu have appeared as the stunning backgrounds in music videos of famous singers like Britney Spears, Beyonce, Will.I.Am, etc. and they've proved to be the locations to film music videos with romantic and stunning views.