In case of emergency, contact a medical professional or Poison Control Center immediately. Hyland's may also be contacted for emergency information about our products 24 hours a day, 7 days per week at (800) 624-9659. Keep this and all medications out of the reach of children. In case of accidental overdose, contact a medical professional or Poison Control Center immediately. Consult a physician if: symptoms persist for more than 7 days or worsen. sensitive to quinine. Warnings As with any drug, ask a doctor before use if pregnant or breast-feeding. Do not use if imprinted tamper-evident bottle cap band is broken or missing.