Beta2-receptor agonists are used to cause dilation of smooth muscle in the lungs in patients with _____

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asthma: ß2-receptor agonists are used to cause bronchial dilation in patients with asthma. These long-acting drugs are given orally or inhaled. It is best to select a selective ß2 drug such as albuterol or terbutaline to keep adverse effects to a minimum.