Vicks Immunity Zzzs provides you with immune support and works naturally with your body to help you fall asleep.* It’s made with Antioxidant Zinc, Melatonin and Elderberry in the form of chewable tablets. DIRECTIONS: Take two chewable tablets 30 minutes before bedtime. For best results, allow more than 6 hours of sleep. *These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.