Adult & childn >12 yr 10 mL (2 tsp) (equiv to levodropropizine 60 mg) up to tid at intervals of at least 6 hr. Childn >2 yr 1 mg/kg tid, for total of daily dose of 3 mg/kg at intervals of at least 6 hr, 20-30 kg 5 mL up to tid, 10-20 kg 3 mL up to tid.