Have been dealing with extreme dry mouth at night only, and periodic sore throats for past 3 weeks. Condition is causing minimal sleep as it wakes him up at least 6-8 times per night to drink water. Using Biotene spray & Prescript Toothpaste?

Humidifier. People who live in climates with low humidity (esp in the winter) can greatly benefit from using a humidifier during the night. Prevent dryness by using OTC nasal saline to rinse and open nasal passages to avoid mouth breathing at night. Avoid OTC cold remedies as the medications worsen oral dryness. Maintain good hydration during daytime.