Duro-Tuss: Adults: 10-15mL every 8 to 10 hours.
Children: 5 to 14 years: 5 to 7.5 mL every 8 to 10 hours.
2 to 5 years: 1 mL per year of age every 8 to 10 hours.
Duro-Tuss Forte: Adults: 5mL every 8 to 10 hours.
Not recommended for children under 2 years of age except on the advice of a physician.