Dosage:2 to 3 sprays under the tongue, 3 times daily, half an hour before meals or as directed by a health care professional. Acute cases:2 to 3 sprays under the tongue at the onset of symptoms. Repeat two more times at 15 minute intervals. Repeat the process up to 9 times per day if the symptoms reappear. Consult a health care professional in the case of prolonged use.