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Metoprolol is a beta blocker, or an antagonist of the β-adrenergic receptors. It is specifically a selective antagonist of the β 1 -adrenergic receptor and has no intrinsic sympathomimetic activity. [ 37] Metoprolol exerts its effects by blocking the action of certain neurotransmitters, specifically adrenaline and noradrenaline.
Beta blocker. Skeletal formula of propranolol, the first clinically successful beta blocker. Beta blockers, also spelled β-blockers, are a class of medications that are predominantly used to manage abnormal heart rhythms ( arrhythmia ), and to protect the heart from a second heart attack after a first heart attack ( secondary prevention ). [ 1]
Nadolol. Nadolol, sold under the brand name Corgard among others, is a medication used to treat high blood pressure, heart pain, atrial fibrillation, and some inherited arrhythmic syndromes. [ 2] It has also been used to prevent migraine headaches and complications of cirrhosis. [ 3][ 4] It is taken orally. [ 3]
Sympatholytic. A sympatholytic ( sympathoplegic) drug is a medication that opposes the downstream effects of postganglionic nerve firing in effector organs innervated by the sympathetic nervous system (SNS). [ 1] They are indicated for various functions; for example, they may be used as antihypertensives.
Bisoprolol. Bisoprolol, sold under the brand name Zebeta among others, is a beta blocker which is selective for the beta-1 receptor [ 7] and used for cardiovascular diseases, [ 7] including tachyarrhythmias, high blood pressure, angina, and heart failure. [ 7][ 8] It is taken by mouth. [ 7]
Timolol. Timolol is a beta blocker medication used either by mouth or as eye drops. [ 3][ 5] As eye drops it is used to treat increased pressure inside the eye such as in ocular hypertension and glaucoma. [ 3] By mouth it is used for high blood pressure, chest pain due to insufficient blood flow to the heart, to prevent further complications ...
Propranolol, sold under the brand name Inderal among others, is a medication of the beta blocker class. [2] It is used to treat high blood pressure, a number of types of irregular heart rate, thyrotoxicosis, capillary hemangiomas, performance anxiety, and essential tremors, [2] [3] [4] as well to prevent migraine headaches, and to prevent further heart problems in those with angina or previous ...
Adrenergic neuron blockers. Adrenergic neurone blockers, commonly known as adrenergic antagonists, are a group of drugs that inhibit the sympathetic nervous system by blocking the activity of adrenergic neurones. They prevent the action or release of catecholamines such as norepinephrine and epinephrine. They are located throughout the body ...