Other Information: Each 5 ml (1 tsp) contains: sodium 14 mg. Store between 68-77 degrees F (20-25 degrees C). Protect from light. Store in outer carton until contents used. Do not use if bottle wrap, or foil inner seal imprinted safety seal is broken or missing. See bottom panel for lot number and expiration date. Misc: Diphenhydramine HCl/antihistamine 12.5 mg/5 ml oral solution. 4-6 hours. Relief of: runny nose; sneezing; itchy, watery eyes; itchy throat or nose. Alcohol free. How can we help you? 1-877-717-2824. Benadryl.com. Same product, new look. For more information: www.benadryl.com. Questions or comments? Call 1-877-717-2824 or 215-273-8755 (collect).