Drug information for Alka-Seltzer Plus Day and Night Cold and Flu Formula by Bayer HealthCare LLC.. Includes: facts, uses, warnings, directions and more. Find many great new & used options and get the best deals for Alka-Seltzer Plus Night Cold Effervescent, Lemon 20 ea at the best online prices at eBay! Free shipping for many products!

Thankfully, you can reach for Alka-Seltzer Plus Night Cold Formula in a refreshing lemon flavor to get effective relief from your worst cold symptoms: Adults and children 12 years and over: take 2 tablets fully dissolved in 4 oz of water at bedtime (may be taken every 4 to 6 hours).