Stop use and ask a dentist if: Gingivitis, bleeding, or redness persists for more than 2 weeks, or if you have painful or swollen gums, pus from the gum line, loose teeth, or increasing spacing between the teeth. These may be signs or symptoms of periodontitis, a serious form of gum disease. Keep out of reach of children under 6 years of age. If more than used for rinsing is accidentally swallowed, get medical help or contact a Poison Control Center right away. Do not use this product if the tamper-evident seal is loose, missing, or broken. The bottles must remain upright or the pumps may leak, which may cause discoloration of certain fabrics.