Oral Guard TM is an extra strength prosthetic cleaner and disinfectant which will safely and effectively remove plaque, tartar, calcium, calculus, coffee, tea, tobacco, and iron stains without damaging ortho dental appliances, soft relines, dentures or partials. INSTRUCTIONS: Stir 1 packet of powder into 1 cup of warm water. Allow solution to stand for 3 minutes. Solution lasts …