IV fluid (mixed)
Potassium chloride with glucose and sodium chloride
Adult dose
Dose: Per maintenance regime — e.g. 1L 4% dextrose / 0.18% NaCl + 20 mmol KCl over 8–12h (paediatric)
Route: IV
Frequency: per indication
Clinical pearls
- Largely withdrawn from paediatric use — 0.9% NaCl + glucose preferred
- Adult maintenance only with electrolyte monitoring
Contraindications
- Hyperkalaemia
- Hyponatraemia (severe)
- DKA (initial)
Side effects
- Hyponatraemia (esp. in children — never use 0.18% NaCl in paeds since 2007 alert)
- Hyperkalaemia
- Hyperglycaemia
Interactions
- ACEi/ARB
- Insulin
Monitoring
- Na+
- K+
- Glucose
Reference: BNF; NICE CG174/NG29; NPSA alert 2007; https://bnf.nice.org.uk/drugs/potassium-chloride-with-glucose-and-sodium-chloride/. Verify against your local formulary and the latest BNF before prescribing.
Related
Curated clinical cross-links plus same-class fallbacks.
Calculators
- Parkland Formula for Burns Fluid Resuscitation · Burns
- TBSA — Total Body Surface Area Burned (Rule of Nines) · Formula
- HbA1c Converter · Diabetes
- Corrected Sodium (Hyperglycaemia) · Electrolytes
- Glucose Infusion Rate (GIR) Calculator · Glucose Management
- C-Peptide to Glucose Ratio · Diabetes Classification