Diarrhoea & Dehydration Management
ORS / ORT Volume Calculator
Calculate Oral Rehydration Salt (ORS) volume needed based on patient weight and dehydration grade. Essential for pharmacists, paediatricians and community health workers treating diarrhoea and dehydration.
Patient & Dehydration Parameters
kg
mL/kg/stool
WHO recommendation: 5–10 mL/kg per loose stool
ORS Treatment Plan
Phase 1 Rehydration Volume
750 mL
Over 4 hours (WHO Plan B)
ORS Sachets Needed (250 mL each):
3 sachets
Rate of Administration:
188 mL/hr
Maintenance (per day):
–
WHO Plan:
Plan B
⚠ Severe Dehydration: Refer to hospital immediately. IV fluids (Ringer's Lactate) required. ORS alone is insufficient.
✓ WHO Plan A: Continue breastfeeding. Give ORS after each loose stool. No special clinic visit needed if improving.