Amosan is an oral wound cleanser manufactured in Belgium and sold under the Oral-B brand, belonging to Procter & Gamble after its recent acquisition of Gillette (2005). It is used to aid in the prevention of as well as speed the recovery from canker sores, denture irritation, orthodontic irritation, and oral injuries or after dental procedures. It is distributed in a powdered form that requires reconstitution with warm water, after which it is used as a mouth rinse. It is customarily packaged in 1.7 g envelopes and sold in boxes of 20 packets each. Active ingredient: Sodium perborate monohydrate 1.2 g Oral-B discontinued manufacture c 2011 A brown glass bottle with a metal screw top containing a small amount of powder. 'AMOSAN'Front label : AMOSAN / For the treatment of / GINGIVITIS / BLEEDING GUMS / AND FOR THE RELIEF OF / THE IRRITATION OF / SORE THROAT / ECONOMY SIZE / MADE IN AUSTRALIA FOR / THE KNOX DRUG COMPANY / DISTRIBUTORS / MELBOURNE SYDNEY pharmacy, medicines, gingivitis, glassware, bottles, moorabbin, bentleigh, cheltenham, belgium, proctor & gamble ltd, gillette ltd, dentists, orthodontics, dentures