Asthma inhalers contain bronchodilators to alleviate symptoms and open up congested airways.
An inhaler for relief of asthma symptoms contains bronchodilators. These medications help to open up congested airways in the lungs, making breathing easier for individuals with asthma.
Dyspnea is a symptom of severe asthma attacks where individuals experience difficulty breathing. Pulmonary alveoli are involved in gas exchange in the lungs but are not directly related to the contents of an inhaler. COPD refers to Chronic Obstructive Pulmonary Disease, a separate condition that involves diseases like chronic bronchitis and emphysema.
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