Self-care options include drinking plenty of water and using a humidifier. Over-the-counter non-sedating antihistamines may help a runny nose caused by allergies.
When to make a doctor's appointment
See a doctor if:
- Lasts more than 10 days
- High fever
- Green nasal discharge with pain or fever
- Also have asthma or emphysema or taking immune-suppressing medications
- Blood in nasal discharge or a persistent clear discharge after a head injury