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This calculator determines the Docusate Sodium dose for treating constipation, using a concentration of Docusate Sodium 10 mg / mL (drops), based on the patient’s age group:
Dose in mL and mg (based on Docusate Sodium component):
Age: 6 months to 2 years: 1 ml (10 mg) to 4 ml (40 mg) po once daily or divided BID
Age: 3 to 5 years: 2 ml (20 mg) to 6 ml (60 mg) po once daily or divided BID
Age: 6 to 12 years: 4 ml (40 mg) to 15 ml (150 mg) po once daily or divided BID
Adults: Usual dose is 100 to 200 mg po BID
Where:
Administer once daily or twice daily (BID) for constipation. ⚠️ Always consult a healthcare provider.
Select the patient’s age group from the dropdown and click "Calculate." The calculator provides the dose in mL and mg for children (6 months to 2 years, 3 to 5 years, or 6 to 12 years) and includes the adult dose.
Example: Age: 3 to 5 years:
Dosage:
2 ml (20 mg) to 6 ml (60 mg) po once daily or divided BID
Adults Dosage:
Usual dose is 100 to 200 mg po BID
Calculations must be re-checked and should not be used alone...
Consult a healthcare provider before administering.
Docusate Sodium (Colace; Soflax; Pedia-Lax) is used to treat constipation by softening stool and promoting bowel movements.
Once daily or twice daily (BID): Children 6 months to 2 years: 1–4 ml (10–40 mg), Children 3 to 5 years: 2–6 ml (20–60 mg), Children 6 to 12 years: 4–15 ml (40–150 mg), Adults: 100–200 mg.
Consult a doctor, as Docusate Sodium is not typically recommended for children under 6 months without medical supervision.
Usual dose is 100 to 200 mg po BID.