Electrolyte Disturbances - Hypophosphataemia

• Usually due to chronic diarrhoea and malnutrition. 
• If receiving IV fluids and associated hypokalaemia, add 2ml K2PO4 to 200ml .DD instead of KCl. 
• Oral replacement therapy: 0.1ml/kg/dose 6 hourly Phosphate containing Paediatric fleet enema. (This will give you 90mg/kg/day of phosphate) 

Not available at secondary hospitals according to current EDL: 

• K₂PO₄ oral solution 25-50mg/kg/dose adjust to response. 
• Phosphate Sandoz Effervescent Tablets (500mg tablet) 30-90mg/kg/day qid