The crossword solution for the term 'Mouthwash Brand' is SCOPE. SCOPE is a brand of mouthwash manufactured by Procter & Gamble. It was first introduced in 1967 and has since become one of the most popular brands of mouthwash in the United States. It is available in a variety of flavors, including mint, cinnamon, and citrus. SCOPE is known for its ability to fight bad breath and help keep teeth and gums healthy.