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" ... "Triclosan in toothpaste has been shown to be effective in preventing gingivitis that's caused by bacteria in the mouth," Dr. Sandra Kweder, then deputy director of the FDA's Office of New Drugs, said at a press briefing on the 2013 proposed rule. "They have done studies to show that use of triclosan in that setting is safe and effective." ... "
" ... Evidence suggests that inter-dental cleaning with IDBs is the most effective method for inter-dental plaque removal. The majority of available studies fail to demonstrate that flossing is generally effective in plaque removal. All investigated devices for inter-dental self-care seem to support the management of gingivitis, however, to a varying extend. ... "