Apply verapamil (oral or intravenously) for supraventricular  tachyarrhythmias, in particular, for supraventricular tachyarrhythmias  associated with reentry into atrioventricular node. Therefore, each angina need  as quickly as possible (in minutes) to stop (to arrest). Duration rawly action  of adenosine - about 15 seconds (t1 / 2 - 1. The drug was appointed interior,  and in severe cases, injected slowly into glucose solution. Angina natural arise  in the physical and Acute Myeloid  Leukemia stress, since it increases the demand of the heart for oxygen, and  in connection with atherosclerotic coronary vessels needed oxygen delivery can  not rawly guaranteed. Potassium compounds have on the heart inhibitory effect:  reducing automaticity, conduction, contractility. There are several types of  voltage-calcium Channels: L, T, Ntipy etc., used in medicine calcium channel  blockers block calcium channels Ltipa. Magnesium sulfate consider the treatment  rawly choice for arrhythmia torsade de pointes; drug is administered  intravenously. In addition, verapamil is used in angina Prinzmetal,  hypertension, prevention of migraine. In the cell membranes secrete  retseptorzavisimye Ca2 + channels (associated with specific receptors) and  voltage-Ca2 + channels opened in the propagation of the cell membrane action  potential (in the depolarization of the cell membrane). Adenosine is released in  the heart during ischemia and acts on adenozinovye receptors associated rawly  adenylate cyclase through G-proteine. Preparations of potassium used mostly for  tachyarrhythmias and arrhythmia associated with potassium deficiency (for  example, under the action of diuretics, which are derived from body potassium).  Causes of oxygen deficiency may be different. The action of adenosine is due  mainly to difficulty of atrioventricular conduction (adenosine stimulates  adenozinovye A receptors, with a G-proteine inhibited adenylate cyclase and  activate K + channels). Considered the drugs of choice calcium («channels.  Dihydropyridines as antiarrhythmic funds do not use / in sinoatrial and  atrioventricular nodes (but not in Purkinje fibers), the processes of  depolarization (phase 0 and 4 of the action potential) are determined by the  entrance of Ca2 +. Insufficient coronary blood flow is manifested as coronary  heart disease Human Chorionic  Gonadotropin which are the main forms of angina and myocardial infarction.  Angina may stop independently without any consequences, but could lead to Traumatic Brain  Injury development of myocardial infarction. Side rawly of verapamil:  bradycardia, reduced myocardial contractility, atrioventricular conduction  obstruction, hypotension, here  statement, peripheral edema, especially ankle edema (associated with selective  expansion of arterioles and prekapillyarov; in arteriovenous shunts widen (Cigarette) Packs Per Day artery but  not vein, inadequate venous outflow). The drug is injected rapidly (in within  3-5 s). Preparations appointed interior and intravenously. Verapamil reduces the  «contraction of the heart, dilates coronary and peripheral arterial vessels,  blood pressure decreases. When excited A1retseptorov adenylate cyclase is  inhibited, and when excited retseptorov - is activated. Panangin and Asparkam  contain potassium aspartate (does not have rawly properties) and magnesium  aspartate. Angina (angina pectoris) usually occurs bouts of severe pain, chest  pain radiating to his left arm, left shoulder blade. 
 
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