How Doxycycline Helps Respiratory & Skin Infections Discover how Doxycycline is used to treat respiratory and skin infections caused by susceptible bacteria. This description explains why Doxycycline is often chosen for bronchitis, pneumonia, acne, and certain rosacea cases due to its anti-inflammatory properties in addition to antibacterial effects. For more, visit : https://ivercares.com/doxycycline/