Toprol Xl (Metoprolol Succinate Tablets) use
Toprol Xl (Metoprolol Succinate Tablets) acts mostly blocking beta-adrenoreceptors of the heart and is used to treat hypertension, chest pain (angina), abnormal rhythms of the heart, to treat and prevent myocardial infarction. This medication influences autonomic nervous system which stipulates increased heart rate by blocking its receptors and thus reducing abnormally rapid heart rhythms. It also diminishes myocard irritability, cardiac output and causes other effects.

Dosage 
This medication should be taken with food or just after a meal. Do not chew, squash or break a tablet, drink a glass of water with it. Dosage depends on the treated disease and may vary between 100-450 mg daily. Your individual dosage should be prescribed by your physician. Aged patients are recommended to start from 50 mg daily dose. Kidney failure does not require a dosage correction while liver failure requires usage of other beta-adrenoblockers which are not destructed in liver.