Adults and children 12 years of age and older: At the onset of symptoms, dissolve 2 tablets under the tongue. Wait 15, then repeat as needed every 15 minutes until symptoms are relieved. Not to exceed 12 doses per day. Children under 12 years of age: Ask a doctor. Stop use and ask a doctor if symptoms persist for more than 7 days or worsen. If pregnant or breastfeeding, ask a health professional before use. Keep out of reach of children. In case of accidental overdose, get medical help or contact a Poison Control Control Center right away.