Final answer:
A metered-dose inhaler is the usual prescription for patients with respiratory diseases, such as asthma or COPD, as this medication delivers bronchodilators to relax the muscles around the airways making breathing easier.
Step-by-step explanation:
The drug usually prescribed for a patient with a respiratory disease is a metered-dose inhaler. These inhalers deliver specific amounts of medication to the lungs, concise in treating respiratory diseases such as asthma or chronic obstructive pulmonary disease (COPD). The medication in metered-dose inhalers tends to be a bronchodilator which relaxes the muscles around the airways making it easier to breathe.
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