{"ok":true,"entry":{"slug":"potassium-chloride","kind":"medication","name":"potassium chloride","aliases":["Slow-K","KCl"],"brands_sg":["Potassium Chloride Tablets (Slow-Release) 600 mg","Potassium Chloride Mixture 500 mg/5 ml"],"class":"electrolyte replacement","tags":["other"],"use_for":"prescribed to treat or prevent low potassium levels","use_after":"healthhub: with or after food, as the doctor prescribed","use_duration":null,"take_with":"a full glass of water · tablets swallowed whole","pros":["fda label: for when diet alone is not enough","healthhub: the slow-release tablet spreads the dose","fda label: liquid potassium suits swallowing trouble"],"cons":["fda label: solid forms can ulcerate the gut lining","healthhub: stomach discomfort, diarrhoea, nausea","healthhub: high potassium can upset heart rhythm"],"dose_note":"the us fda label for klor-con extended-release tablets states 'Dosages greater than 40 mEq per day should be divided such that no more than 40 mEq is given in a single dose', with a typical treatment range of '40 to 100 mEq per day' and '20 mEq per day' for maintenance, and says that below 2.5 mEq/L intravenous potassium is used instead. sg-registered oral forms are a 600 mg slow-release tablet and a 500 mg/5 ml mixture. in singapore the prescriber sets the dose.","dosage":null,"ul_status":null,"sg_class":"prescription-only","cautions":["healthhub: dehydration, or metabolic acidosis","healthhub: on an ace inhibitor or an arb","healthhub: on spironolactone, eplerenone or amiloride","fda label: contraindicated with triamterene or amiloride"],"clashes":[{"src":["fda_klorcon_contra","hh_kcl_precautions"],"note":"fda label: concomitant use is contraindicated — severe hyperkalaemia; healthhub lists both among medicines to declare","with":"triamterene or amiloride"},{"src":["fda_klorcon_inter","hh_kcl_precautions"],"note":"fda label: raas inhibitors retain potassium, so potassium is monitored closely; healthhub lists the same drugs","with":"ace inhibitors and arbs (lisinopril, losartan)"},{"src":["fda_klorcon_inter","hh_kcl_precautions"],"note":"fda label groups them with raas inhibitors that retain potassium; healthhub names them too","with":"spironolactone or eplerenone"},{"src":["fda_klorcon_inter"],"note":"fda label: nsaids may produce potassium retention; potassium is monitored closely","with":"nsaids"},{"src":["hh_kcl_food"],"note":"healthhub: these products may contain potassium, so labels are checked first","with":"salt substitutes and low-sodium products"}],"sources":[{"id":"hsa_register","url":"https://data.gov.sg/datasets/d_767279312753558cbf19d48344577084/view","label":"HSA — Listing of Registered Therapeutic Products (data.gov.sg open dataset, 5,511 rows, cached in full and filtered locally)","quote":"Both single-ingredient oral potassium chloride products read Forensicclassification 'Prescription Only' — SIN07447P POTASSIUM CHLORIDE TABLETS (SLOW-RELEASE) 600 mg (YELLOW) and SIN08437P POTASSIUM CHLORIDE MIXTURE 500 mg/5 ml, both Beacons Pharmaceuticals. No product named Slow-K is registered.","accessed":"2026-08-27"},{"id":"hh_kcl_uses","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/potassium-chloride","label":"HealthHub (Pharmaceutical Society of Singapore) — Potassium Chloride: what is this medication for","quote":"This medication is used to treat or prevent low potassium levels in the body by increasing the amount of potassium in the body.","accessed":"2026-08-27"},{"id":"hh_kcl_admin","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/potassium-chloride","label":"HealthHub — Potassium Chloride: how should I take or use this medication","quote":"Take this medication as prescribed by your healthcare professional … This medication must be taken with or after food … Swallow the tablet whole with a full glass of water … Do not crush, chew or suck the tablet","accessed":"2026-08-27"},{"id":"hh_kcl_precautions","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/potassium-chloride","label":"HealthHub — Potassium Chloride: precautions","quote":"You have ever been diagnosed with metabolic acidosis … Certain medications that lower blood pressure such as Lisinopril, Enalapril … Losartan, Valsartan … Certain medications that remove excess water from your body such as Spironolactone, Eplerenone, Triamterene or Amiloride","accessed":"2026-08-27"},{"id":"hh_kcl_side","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/potassium-chloride","label":"HealthHub — Potassium Chloride: common side effects","quote":"Some side effects include stomach discomfort, diarrhoea, nausea or vomiting. You may reduce the stomach discomfort by taking medication with or after food","accessed":"2026-08-27"},{"id":"hh_kcl_serious","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/potassium-chloride","label":"HealthHub — Potassium Chloride: rare but serious side effects","quote":"The symptoms of high potassium levels in your blood include: Difficulty breathing; Irregular heartbeat; Chest pain; Feeling tired or weak; Nausea or vomiting; Muscle weakness","accessed":"2026-08-27"},{"id":"hh_kcl_food","url":"https://www.healthhub.sg/medication-devices-and-treatment/medications/potassium-chloride","label":"HealthHub — Potassium Chloride: what food or medication should I avoid","quote":"Do not use salt substitutes or consume low-sodium food products unless your doctor has advised you to do so, as these products may contain potassium. Check the labels carefully on all low-sodium food products","accessed":"2026-08-27"},{"id":"fda_klorcon_ind","url":"https://api.fda.gov/drug/label.json?search=openfda.brand_name:%22KLOR-CON%22&limit=1","label":"US FDA label for KLOR-CON (potassium chloride extended-release tablets), section 1 Indications and Usage, via openFDA (effective 2025-07-14)","quote":"indicated for the treatment and prophylaxis of hypokalemia with or without metabolic alkalosis, in patients for whom dietary management with potassium-rich foods or diuretic dose reduction is insufficient","accessed":"2026-08-27"},{"id":"fda_klorcon_dose","url":"https://api.fda.gov/drug/label.json?search=openfda.brand_name:%22KLOR-CON%22&limit=1","label":"US FDA label for KLOR-CON, section 2 Dosage and Administration, via openFDA","quote":"Dosages greater than 40 mEq per day should be divided such that no more than 40 mEq is given in a single dose. Treatment of Hypokalemia: Typical dose range is 40 to 100 mEq per day.","accessed":"2026-08-27"},{"id":"fda_klorcon_gi","url":"https://api.fda.gov/drug/label.json?search=openfda.brand_name:%22KLOR-CON%22&limit=1","label":"US FDA label for KLOR-CON, section 5.1 Gastrointestinal Adverse Reactions, via openFDA","quote":"Solid oral dosage forms of potassium chloride can produce ulcerative and/or stenotic lesions of the gastrointestinal tract … Consider the use of liquid potassium in patients with dysphagia, swallowing disorders, or severe gastrointestinal motility disorders.","accessed":"2026-08-27"},{"id":"fda_klorcon_contra","url":"https://api.fda.gov/drug/label.json?search=openfda.brand_name:%22KLOR-CON%22&limit=1","label":"US FDA label for KLOR-CON, section 4 Contraindications, via openFDA","quote":"Potassium chloride is contraindicated in patients on triamterene and amiloride.","accessed":"2026-08-27"},{"id":"fda_klorcon_inter","url":"https://api.fda.gov/drug/label.json?search=openfda.brand_name:%22KLOR-CON%22&limit=1","label":"US FDA label for KLOR-CON, section 7 Drug Interactions, via openFDA","quote":"Drugs that inhibit the renin-angiotensin-aldosterone system (RAAS) including angiotensin converting enzyme (ACE) inhibitors, angiotensin receptor blockers (ARBs), spironolactone, eplerenone, or aliskiren produce potassium retention … NSAIDs may produce potassium retention","accessed":"2026-08-27"}],"brand_certs":null,"updated_at":"2026-08-29T16:16:27.496708+08:00"},"disclaimer":"kozen-x is not a medical device and does not give medical advice. it lists what published sources have written down. absence of a record is not the same as safe."}