Crystalloid IV fluid
Potassium chloride with calcium chloride and sodium chloride
Brand names: Ringer's solution
Adult dose
Dose: Per resuscitation/maintenance — typically 500mL–1L bolus; NICE 25–30 mL/kg/day maintenance
Route: IV
Frequency: per indication
Clinical pearls
- Maintenance/resuscitation; superseded by Hartmann's/Plasma-Lyte in most UK ICUs
- Compatibility checks before adding drugs
Contraindications
- Hyperkalaemia
- Hypercalcaemia
- Severe HF (use cautiously)
Side effects
- Volume overload
- Hyperkalaemia
- Hyperchloraemic acidosis
Interactions
- Ceftriaxone (precipitate with calcium — separate line)
Reference: BNF; NICE CG174; https://bnf.nice.org.uk/drugs/potassium-chloride-with-calcium-chloride-dihydrate-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
- Corrected Sodium (Hyperglycaemia) · Electrolytes
- Hyponatraemia Cause Algorithm · Electrolyte Disorders
- Hyperkalaemia Management Algorithm · Electrolyte Disorders
- MELD-Na Score · Liver Disease
Pathways
- New-Onset Atrial Fibrillation · ESC 2020 AF Guidelines; NICE NG196
- Hypertensive Emergency · ESC/ESH 2018 Hypertension Guidelines; NICE NG136
- Bradycardia Management · Resuscitation Council UK ABCDE; ESC 2021 Pacing Guidelines
- Ventricular Tachycardia / Fibrillation · Resuscitation Council UK ACLS; ESC 2022 Ventricular Arrhythmia Guidelines
- Syncope Assessment · ESC 2018 Syncope Guidelines; NICE NG109
- Acute Chest Pain · NICE CG95; ESC 2023 ACS Guidelines