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warnings
Warnings Stop use and ask a dentist if the problem persists or worsens. Sensitive teeth may indicate a serious problem that may need prompt care by a dentist. pain/sensitivity still persists after 4 weeks of use. gingivitis, bleeding, or redness persists for more than 2 weeks. you have painful or swollen gums, pus from the gum line, loose teeth, or increasing spacing between the teeth. These maybe signs or symptoms of periodontitis, a serious form of gum disease. Keep out of reach of children. If more than used for brushing is accidentally swallowed, get medical help or contact a Poison Control Center right away.