Medication info
Losartan 100 mg (Losartan Potassium)

Losartan 100 mg (Losartan Potassium)

Prescription medicationTablet경구
Ingredient · strength
Losartan Potassium›100mg / 1 tablet
Manufacturer / importer
(주)유한양행
Appearance
White oval film-coated tablet
Packaging
30 tablets/bottle, 100 tablets/bottle
Approval status
Active

MFDS item code 200701872 · Notified 2007.02.12 · Insurance code 642100310

Summary

Main use
Improvement of hypertension and diabetic nephropathy
Who takes it
Adults · Children
Adult dose
For hypertension treatment, the initial and maintenance dose of Losartan Potassium is administered orally as 50 mg once daily. If the therapeutic effect is insufficient, the dose may be divided into 2 doses per day or increased to 100 mg once daily. For treating kidney disease in patients with hypertension and type 2 diabetes, the usual dose is 50 mg once daily, with the possibility of increasing to 100 mg once daily depending on blood pressure. There are also recommendations for an initial dose of 25 mg in some cases.
Child dose
For children and adolescents aged 6 years and older with a weight between 20 kg and 50 kg, a daily dose of 25 mg is administered, with a maximum of 50 mg possible. For patients weighing 50 kg or more,

Ingredients

Manufacturer
(주)유한양행

Efficacy & effects

Improvement of hypertension and diabetic nephropathy

  • Hypertension
  • kidney disease in patients with type 2 diabetes
View approved original text

This medicine is used to effectively control blood pressure in patients with hypertension. It is particularly effective in treating patients with kidney disease among those suffering from type 2 diabetes. Therefore, it is important to use this medication for the prevention and management of complications related to hypertension. This medication helps to maintain stable blood pressure and reduce cardiovascular risks. It contributes to improving the patient's health condition and enhancing overall quality of life. It is used to treat hypertension and related kidney disease.

How to take

Adult dose

For hypertension treatment, the initial and maintenance dose of Losartan Potassium is administered orally as 50 mg once daily. If the therapeutic effect is insufficient, the dose may be divided into 2 doses per day or increased to 100 mg once daily. For treating kidney disease in patients with hypertension and type 2 diabetes, the usual dose is 50 mg once daily, with the possibility of increasing to 100 mg once daily depending on blood pressure. There are also recommendations for an initial dose of 25 mg in some cases.

Child dose

For children and adolescents aged 6 years and older with a weight between 20 kg and 50 kg, a daily dose of 25 mg is administered, with a maximum of 50 mg possible. For patients weighing 50 kg or more,

Precautions

This medication can cause serious harm to the fetus when taken during pregnancy, especially in the second and third trimesters, so it should be discontinued immediately upon confirmation of pregnancy. Patients with severely impaired liver or kidney function, hereditary angioedema, and those with issues related to lactose in this medication should not use it. Elderly patients, those with hyperkalemia, and patients with slightly impaired liver function should use this medication cautiously and beware of excessive drops in blood pressure. While taking this medication, side effects such as dizziness, muscle cramps, back pain, cough, and indigestion may occur, so patients should monitor their physical condition closely. If symptoms of angioedema or severe allergic reactions appear, the medication should be discontinued immediately and medical consultation sought. This medication can interact with other drugs, so it is advisable to consult a doctor when taken with potassium supplements, certain diuretics, or non-steroidal anti-inflammatory drugs (NSAIDs). Pregnant or breastfeeding women are advised not to take this medication, and in unavoidable cases, should consult a professional and discontinue breastfeeding. Children, especially those under 6 years old or those with severely impaired kidney function, should not use this medication. In cases of overdose, hypotension and arrhythmias may occur, necessitating immediate treatment, and this medication is not removed by hemodialysis. During treatment, patients should regularly monitor blood pressure, kidney function, and serum electrolyte levels for any abnormalities. Caution is needed when performing tasks requiring concentration, such as driving or working at heights, during treatment with this medication. Keep this medication out of reach of children and do not transfer it to other containers.

Side effects and when to seek care immediately

Serious side effects

Urticaria, severe swelling (edema), chest tightness, difficulty breathing, cold sweat, pallor, severe rash with high fever, blisters, skin peeling, pain in the mucous membranes of the mouth/eyes, shortness of breath or difficulty breathing, asthma attacks, respiratory issues accompanied by cough and fever, jaundice (yellowing of the skin or eyes), extreme lethargy, sudden and severe headache, lightning headache, seizures, confusion, vision abnormalities, paralysis, coma

Mild side effects

  • Muscle cramps
  • back pain
  • leg pain
  • dizziness
  • nasal congestion
  • upper respiratory infection
  • sinusitis
  • nausea
  • diarrhea
  • indigestion
Show 25 more
  • cough
  • sinus disorders
  • pharyngitis
  • myalgia
  • insomnia
  • headache
  • weakness/fatigue
  • edema/swelling
  • abdominal pain
  • chest pain
  • rash on lips and face
  • peeling of palms
  • hemolysis
  • facial swelling
  • fever
  • orthostatic effects
  • fainting
  • angina
  • second-degree atrioventricular block
  • hypotension
  • palpitations
  • bradycardia
  • tachycardia
  • ventricular tachycardia
  • ventricular fibrillation

Not everyone experiences these, and they can vary from person to person.

Storage

This medication must be stored in a tightly sealed container to prevent exposure to air or moisture. It is best to maintain storage temperatures between 1 and 30 degrees Celsius. Proper storage will help prolong the effectiveness and safety of the medication.

Appearance and packaging

Appearance

White oval film-coated tablet

Package unit

30 tablets/bottle, 100 tablets/bottle

Same-ingredient medicines

Even with the same ingredient, strength, dosage form and how it is taken can differ.

Even with the same ingredient, the dose and directions can differ by strength and dosage form. Talk to a doctor or pharmacist before switching from a medication you are already taking.

Questions about this medicine

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For anything that needs medical judgment, consult a doctor or pharmacist.

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This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.