They are at greater risk for GI and CV complications.Here are some important aspects to remember for indication of adrenergic agonists in different age groups: Its use is declining because of availability of drugs with more predictable onset and action. Ephedrine stimulates release of norepinephrine from nerve endings.They increase cardiac contractility without causing increase in oxygen demand. Dobutamine and ephedrine are synthetic catecholamines indicated for treatment of heart failure.Aside from stimulating the heart to increase the rate and force of its contractions, it also causes dilation of the renal and splanchnic arterioles increasing blood flow to the kidneys. Sympathomimetic of choice for shock is dopamine, a naturally occurring catecholamine.Facilitating the breakdown of glucose stores ( glycogenolysis) so it can be used as energy.Īlpha- and beta-agonists are indicated for the following medical conditions:.Other effects include: sweating, pupil dilation, increase in rate and depth of respirations.
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