- Acute onset
- Acute upper respiratory tract infection (rhinitis, sinusitis, pharyngitis, epiglottitis and laryngotracheitis)
- Influenza and influenza-like viral diseases
- Acute community-acquired lower respiratory tract infection (bronchitis, bronchiolitis, community-acquired pneumonia and nursing home-acquired pneumonia)
- Acute exacerbation of chronic airway disease (COPD, asthma and bronchiectasis)
- Non-acute onset
- Persistent rhinitis/rhinosinusitis
- Obstructive lung disease (asthma, COPD and bronchiectasis)
- Chronic cough