Millions of tubes of toothpaste, including products featuring Barbie, Hot Wheels and Crayola branding, are being recalled nationwide.More than 4 million tubes are included in the recall, which covers more than a dozen products sold under the Brush Buddies, Evo and ARU brands, according to the U.S. Food and Drug Administration (FDA).The FDA classified the recall as Class II, citing "deviations" from current good manufacturing practice (CGMP) requirements.A Class II recall means exposure to a product could cause "temporary or medically reversible adverse health consequences," while the likelihoo...