Lower Respiratory Tract Infection Treatment Market, By Drug Class (Antibiotics, Non-Steroidal Anti-Inflammatory Drug (NSAIDS), Cough Suppressant, Nasal Decongestant, and Others), By Disease Indication (Upper Respiratory Tract Infection and Lower Respiratory Tract Infection), By Distribution Channel (Hospital Pharmacies, Retail Pharmacies, and Online Pharmacies) and By Region (North America, Europe, Asia Pacific, Latin America, and Middle East & Africa) - Market Trends, Analysis, and Forecast till 2034