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What is patient is known case of CAD suddenly presents with chest pain , shoness of breath, and with blood pressure of 90/60mmhg o/e cold clammy skin is observed, with urine output of 25ml/hr .what is the drug of choice ? and explain in detail?
Cardiogenic shock is a condition in which your hea suddenly can&;t pump enough blood to meet your body&;s needs. The condition is most often caused by a csevere hea attack. Angina Pectoris, squeezing pain in center of chest. # Dysrhythmias * Diminished hea sounds * Acute drop in blood pressure > 30 mm Hg * Decreased cardiac output # Tachypneas, shoness of breath # Weak, thready pulse # Sweating, cold hand & feet # Urine output < 30 mL/hr PHARMACOLOGIC MANAGEMENT : Inotropic Agents augments the coronary blood flow Dopamine stimulates adrenergic and dopaminergic receptors Action depend upon the dose *(low dose): 1-5 mcg/kg/min IV- increase urine output and renal blood flow *(medium dose): 5-15 mcg/kg/min IV ; increase renal blood flow, cardiac output, hea rate, and cardiac contractitlity *(high dose): 20-50 mcg/kg/min IV ; increase blood pressure and stimulate vasoconstriction; may not have a beneficial effect in blood pressure; may increase risk of tachyarrhythmias . ref : kd tripathi 8th ed