About potassium chloride
Potassium supplement and electrolyte
Used for
- Prevents or treats low blood potassium.
- Replaces potassium lost from certain medicines or illnesses.
Usual adult dose
Usually 20–100 mEq daily in divided doses, adjusted to blood potassium and product instructions.
Usual dose in children
Dose is individualized by weight and blood potassium; used only under medical supervision.
Common side effects
- Nausea or vomiting
- Abdominal discomfort or diarrhea
- High blood potassium, which can affect heart rhythm
Important warnings
- Must be diluted and taken with food or fluids as directed.
- Too much can cause dangerous high potassium and heart rhythm problems.
- Extra caution is needed with kidney disease or conditions that impair potassium removal.
Pregnancy
Generally acceptable when medically needed; dose should be guided by a clinician.
Breastfeeding
Generally compatible when medically needed; dose should be guided by a clinician.
Interactions
- ACE inhibitors, ARBs, and aliskiren may raise potassium.
- Potassium-sparing diuretics can cause dangerously high potassium.
- Some NSAIDs may increase potassium, especially with kidney problems.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.