Adults and children 12 years of age and older: At the onset of symptoms, chew or allow 1 tablet to dissolve in the mouth, up to 6 times per day. For exercise-induced cramps and spasms, take before, during, and after activity. Contains dextrose; consider rinsing mouth with water if taken at bedtime. Do not use if carton end flaps are open or if the plastic sleeve around the tube is broken or missing. Ask a doctor before use if you have diabetes (each tablet contains 1.6 g dextrose). Stop use and ask a doctor if symptoms persist for more than 3 days or worsen. If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children. In case of overdose, get medical help or contact a Poison Control Center right away.