Respiratory System

Cough and its drug treatment

Cough Cough, a common symptom, can be categorized as either productive or non-productive. A productive cough expels mucus or phlegm,

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Bronchial Asthma and its Treatment

Asthma Bronchial asthma is a condition characterized by bronchial hyperreactivity and inflammation. The activation of IgE bound to mast cells

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Pharmacology of Levocetirizine

Introduction Levocetirizine, the R-enantiomer of cetirizine, is a third-generation non-sedating antihistamine. It is used primarily in the management of allergic

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