Medication info
Rosaco 50mg (Losartan Potassium)

Rosaco 50mg (Losartan Potassium)

Prescription medicationTablet경구
Ingredient · strength
Losartan Potassium›50mg / 1 tablet
Manufacturer / importer
삼성제약(주)
Appearance
White oval film-coated tablet
Packaging
30 tablets/bottle, 300 tablets/bottle
Approval status
Active

MFDS item code 201309020 · Approved 2013.08.28

Summary

Main use
Improvement of hypertension and diabetic kidney disease
Who takes it
Adults · Children
Adult dose
This medication can be taken regardless of food but it is recommended to take it at the same time every day. For adults with hypertension, the initial and maintenance dose is 50 mg orally once daily. If the therapeutic effect is insufficient, the dose can be divided into two doses daily or increased up to 100 mg once daily. For renal disease in patients with type 2 diabetes with hypertension, the usual dose is 50 mg once daily, adjusted according to blood pressure.
Child dose
For children and adolescents over 6 years of age weighing 20 kg to less than 50 kg, the dose is 25 mg once daily, with a maximum of 50 mg. For those weighing 50 kg or more, once daily 50 mg.

Ingredients

Manufacturer
삼성제약(주)

Efficacy & effects

Improvement of hypertension and diabetic kidney disease

  • Hypertension
  • kidney disease
View approved original text

This medication effectively treats hypertension and also helps with kidney diseases associated with type 2 diabetes. It contributes to the prevention of cardiovascular complications by managing hypertension and is used to protect kidney function and maintain health.

How to take

Adult dose

This medication can be taken regardless of food but it is recommended to take it at the same time every day. For adults with hypertension, the initial and maintenance dose is 50 mg orally once daily. If the therapeutic effect is insufficient, the dose can be divided into two doses daily or increased up to 100 mg once daily. For renal disease in patients with type 2 diabetes with hypertension, the usual dose is 50 mg once daily, adjusted according to blood pressure.

Child dose

For children and adolescents over 6 years of age weighing 20 kg to less than 50 kg, the dose is 25 mg once daily, with a maximum of 50 mg. For those weighing 50 kg or more, once daily 50 mg.

Precautions

This medication can cause serious harm to the fetus when taken during pregnancy, especially in the second and third trimesters; therefore, pregnant women or women who may become pregnant should not take it. Patients with severely impaired liver function, hereditary angioedema, primary hyperaldosteronism, or certain other conditions should not use this medication. Caution is required for elderly patients, those with weakened kidney function, and hyperkalemia patients, as there is a risk of too low blood pressure or deteriorating kidney function; regular check-ups are necessary. This medication lowers blood pressure, but side effects such as dizziness, muscle cramps, back pain, cough, and indigestion may occur; consult a healthcare professional if any unusual symptoms arise. There may be interactions with other medications, especially when taken with potassium-sparing diuretics, potassium supplements, non-steroidal anti-inflammatory drugs (NSAIDs), or lithium. This medication may pose a risk to the fetus during pregnancy, so it should be discontinued immediately upon confirmation of pregnancy, and consultation with a doctor is recommended. Breastfeeding women should also avoid this medication if possible. In case of overdose, symptoms such as low blood pressure and bradycardia may occur; it is crucial to visit a healthcare facility for appropriate treatment immediately. During treatment with this medication, there may be sudden drops in blood pressure that could lead to fainting or dizziness; therefore, caution is advised when driving or operating dangerous machinery. Keep out of reach of children, and it is important not to change or stop the dosage without a doctor's instruction.

Side effects and when to seek care immediately

Serious side effects

Skull formation defect, anuria, hypotension, renal failure, angioedema, laryngeal/glottic edema, swelling of the face/lips/pharynx/tongue, anaphylactic syndrome, vasculitis, liver function abnormalities, hepatitis, intestinal vascular edema, rhabdomyolysis, liver abnormalities (ALT elevation, fulminant hepatitis, acute hepatitis), syncope, loss of consciousness, acute renal failure, ventricular extrasystole, atrial fibrillation, hypoglycemia (weakness, hunger, cold sweat, trembling, decreased concentration,

Mild side effects

  • Muscle cramps
  • back pain
  • leg pain
  • dizziness
  • nasal congestion
  • upper respiratory infection
  • sinusitis
  • nausea
  • diarrhea
  • indigestion
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  • cough
  • sinus disorder
  • pharyngitis
  • myalgia
  • insomnia
  • headache
  • weakness/fatigue
  • swelling
  • abdominal pain
  • chest pain
  • swelling of lips and eyelids
  • facial rash
  • peeling of thin skin on palms
  • hemolysis
  • facial swelling
  • fever
  • orthostatic effects
  • syncope
  • angina
  • second-degree AV block
  • hypotension
  • myocardial infarction
  • atrial fibrillation
  • palpitations

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

Storage

This medication may be sensitive to air and moisture, so it should be stored in a tightly sealed container. The storage temperature should be maintained between 1 and 30 degrees Celsius. Proper storage will help retain the medication's effectiveness.

Appearance and packaging

Appearance

White oval film-coated tablet

Package unit

30 tablets/bottle, 300 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.