Beta2-Adrenergic Agonist

ß2-adrenergic agonists, also known as agonists of the ß2-adrenergic receptors are a class of drugs used to treat asthma and other pulmonary disease states. Act on the beta2-adrenergic receptors, causing relaxation of smooth muscle, resulting in dilation of bronchial passages, vasodilation in muscle and liver, uterine muscle relaxation, and release of insulin. Side effects such as insomnia, anxiety and tremor occur in some patients. All ß2 agonists are available as inhalers or metered-dose inhalers, which disperse the drug particles or dry powder, which can be inhaled. Salbutamol (known as albuterol in the U.S.) also comes as a solution for nebulization, ...