Elzatang Tablet (Losartan Potassium)

Adult dose

This medication can be taken regardless of meals, but it is advisable to take it at the same time every day. For hypertension treatment, the recommended dosage is 50 mg orally once daily. If therapeutic effects are insufficient, the dosage can be split into two doses per day or increased up to 100 mg once daily if necessary. For treating kidney disease in patients with hypertension and type 2 diabetes, typically 50 mg once daily, adjustable to 100 mg depending on blood pressure.

Child dose

In children and adolescents over 6 years old weighing between 20 kg and less than 50 kg, it is recommended to take 25 mg once daily, which can be increased to a maximum of 50 mg once daily depending on blood pressure response.

This drug may cause severe harm to the fetus if taken during pregnancy, particularly in the second and third trimesters, and should not be used by pregnant women or those who may become pregnant. Patients with severe liver or kidney dysfunction, history of angioedema, or specific genetic lactose intolerance should not take this medication. Elderly patients, those with hyperkalemia, mild to moderate liver impairment, and patients with valvular heart disease or cardiovascular diseases should use this drug with caution, and especially patients with compromised kidney function should frequently check their serum potassium levels. This medication is generally well tolerated, but side effects such as dizziness, muscle pain, lower back pain, cough, and dyspepsia may occur, and rarely angioedema, liver function abnormalities, and muscle damage may happen, necessitating immediate consultation with a physician if abnormal symptoms arise. Patients with poor liver function may have elevated drug levels, so treatment should start with a lower dose, closely observing the condition. As this drug may interact with other medications, caution is advised when taken with potassium-sparing diuretics or potassium supplements, non-steroidal anti-inflammatory drugs (NSAIDs), lithium, etc., and it is advisable to avoid grapefruit juice. This medication is not recommended for breastfeeding women and should not be used in children under 6 years of age or in children and adolescents with severely impaired kidney function. Regular monitoring of blood pressure, kidney function, and electrolyte levels is necessary during treatment, and if symptoms of hypotension or renal failure occur, medical assistance should be sought immediately. Keep this medication out of reach of children, and do not transfer it to another container.

Serious side effects

Hives, severe swelling (edema), chest tightness, difficulty breathing, cold sweat, pallor, severe rash with high fever, blisters, skin peeling, pain in oral/ocular mucous membranes, shortness of breath or difficulty breathing, asthma attack, respiratory abnormalities accompanied by cough + fever, yellowing of skin or eyes (jaundice), extreme general lethargy, sudden and intense headache, lightning headache, seizures, altered consciousness, visual disturbances, paralysis, urinary output changes

Mild side effects

• Muscle cramps
• lower back pain
• leg pain
• dizziness
• nasal congestion
• upper respiratory infection
• sinusitis
• nausea
• diarrhea
• dyspepsia

This drug may be sensitive to air or moisture, so it should be stored in a tightly sealed container. The storage temperature should be maintained between 1°C and 30°C. Proper storage helps to safely maintain the drug's efficacy.

Appearance

White oval film-coated tablet

Package unit

30 tablets/bottle, 100 tablets/bottle