Tablet: Adults: One 50-mcg tab. Children ≥6 years: One 25-mcg tab. All doses to be taken once before bed or twice daily (in the morning and at bedtime) by the oral route. The dosage should be increased or decreased depending upon patient's age, condition, etc.
Syrup: Adults: 10 mL (equivalent to procaterol HCl 50 mcg) once at bedtime or twice daily (in the morning and at bedtime) by the oral route.
Children ≥6 years: 5 mL (equivalent to procaterol HCl 25 mcg) once at bedtime or twice daily (in the morning and at bedtime) by the oral route.
Children <6 years: 0.25 mL/kg body weight (equivalent to procaterol HCl 1.25 mg/kg) once at bedtime or twice daily (in the morning and at bedtime) by the oral route.
The dose may be adjusted according to the patient's age and severity of symptoms.
In infants <6 years, the dosage should be adjusted as follows.
Children weighing 4 kg: 1 mL; 6 kg: 1.5 mL; 8 kg: 2 mL; 10 kg: 2.5 mL; 12 kg: 3 mL; 14 kg: 3.5 mL; 16 kg: 4 mL; 18 kg: 4.5 mL; 20 kg: 5 mL.