Biotène Dry Mouth Oral Rinse is specially formulated to provide immediate Dry Mouth symptom relief that lasts for up to 4 hours while it freshens your breath. Alcohol free, sugar free. Can be used up to 5x per day.- Biotene Dry Mouth Gentle Oral Rinse, Mild Mint, 16 oz. bottle, 4/pkg, 2 pkg/cs (8 bottles total) (Available for sale in US only) (Products cannot be sold on Amazon.com or any other third Party sites.)