CoLosar-Denk 50/12.5 mg - ឱសថស្ថាន សិរីមង្គលថ្មី
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Last updated 28/08/2026 at 5:12 PM

Indication

CoLosar-Denk (Losartan Potassium 50 mg + Hydrochlorothiazide 12.5 mg) is a combination antihypertensive used to treat high blood pressure (hypertension) in adults whose blood pressure is not adequately controlled by losartan or hydrochlorothiazide alone. Losartan is an ARB; hydrochlorothiazide is a thiazide diuretic.

Ingredients
  • losartan potassium
  • hydrochlorothiazide
Direction

Adults: One tablet once daily, with or without food. May be increased to Losartan 100 mg / HCTZ 25 mg once daily if needed. Take at the same time each day.

Side effects
  • Dizziness
  • hypotension — common.
  • Hypokalaemia (low potassium) — common (HCTZ effect).
  • Elevated uric acid
  • gout — uncommon.
  • Electrolyte disturbances — uncommon.
  • Renal impairment — uncommon.
  • Angioedema — rare.
  • Photosensitivity reactions — rare.
Precautions
  • Contraindicated in pregnancy (ARBs cause fetal harm in second and third trimesters).
  • Do not use if allergic to losartan
  • sulfonamide derivatives (HCTZ contains sulfonamide moiety)
  • or any component.
  • Do not use concurrently with aliskiren in diabetic patients.
  • Monitor renal function
  • serum potassium
  • and sodium levels.
  • Hydrochlorothiazide may cause hypokalaemia
  • hyponatraemia
  • and gout.
  • Use with caution in patients with hepatic or severe renal impairment.
  • May cause photosensitivity.
  • Keep out of reach of children.

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