Respiratory disorders are broadly classified into upper and lower respiratory tract disorders. Upper respiratory disorders affect the airways above the ...

Common upper respiratory disorders like viral infections, allergic rhinitis, and congestion can be managed with drugs, such as antihistamines, intranasal ...

Common lower respiratory disorders, such as asthma and chronic obstructive pulmonary disease, are managed with bronchodilators and anti-inflammatory ...

Decongestants relieve nasal congestion caused by allergies, colds, sinusitis, and other upper respiratory infections. Nasal decongestants activate ...

Antihistamines relieve allergic symptoms by blocking the actions of histamine, a chemical released by the immune system in response to allergies or tissue ...

Common respiratory discomforts, including congestion and cough, can be relieved using antitussives, expectorants, and mucolytics. Antitussives, like ...