At least in India there use to be an addictive toothpaste. The toothpaste had nicotine and it was common to see people with a brush in their mouth 24x7. http:/

At least in India there use to be an addictive toothpaste. The toothpaste had nicotine and it was common to see people with a brush in their mouth 24x7. http://doctor.ndtv.com/faq/ndtv/fid/51302/How_can_my_addiction_to_Dentobac_be_managed.html http://doctor.ndtv.com/faq/ndtv/fid/51302/How_can_my_addicti...