Levo Tenol Tablet 25 mg (S-Atenolol)

Adult dose

The dose should be adjusted for each patient, and the lowest dose is recommended as the starting dose. Adjust the dose appropriately according to symptoms. 1. Hypertension Adults: The initial dose is 25 mg of S-atenolol once daily, administered orally alone or in combination with a diuretic (thiazide). If an effect is not achieved within 1 ∼ 2 weeks, increase the dose to 50 mg once daily. Do not exceed 50 mg daily. 2. Angina Adults: Administer 50 mg of this drug orally in 1 ∼ 2 divided doses daily. Do not exceed 50 mg daily. 3. Patients with renal impairment Creatinine clearance (mL/min/1.73m2) 15 ∼ 35 25 mg daily < 15 12.5 mg daily or 25 mg every 2 days

This medication should not be used in certain patients. For example, it should not be administered to individuals who are allergic to this medication or its ingredients, those with severely impaired heart function, individuals with very slow heart rates, patients with heart conduction disorders, individuals with right heart issues due to pulmonary hypertension, those with metabolic abnormalities due to diabetes, untreated heart failure patients, individuals with severe asthma or chronic obstructive pulmonary disease, those with low blood pressure, individuals with severe peripheral vascular disease, those with thyroid dysfunction, patients with certain adrenal tumors, nursing mothers, and individuals taking certain medications. Additionally, this medication should be used with caution in patients at risk of congestive heart failure or in those with difficult blood sugar control, patients with asthma or at risk of bronchospasms, individuals with severe liver or kidney dysfunction, elderly patients, and those with heart conduction abnormalities, and symptoms should be monitored for potential exacerbation. While taking this medication, various side effects may occur such as skin rash or itching, decreased tear production, visual disturbances, slowed heart rate, low blood pressure, dizziness, fatigue, gastrointestinal disturbances, and respiratory difficulties. If any of these symptoms appear, consult a doctor immediately. This medication requires regular examination of heart function, blood pressure, and liver and kidney function with long-term use. It is essential not to abruptly stop taking this medication but to gradually reduce the dosage as directed by a physician since abrupt cessation may worsen heart disease symptoms. Also, this medication may interact with other drugs, so inform a doctor if taken with insulin, antihypertensives, antiarrhythmics, anesthetics, etc., as dosage adjustments or discontinuation may be necessary with some medications. Women who are pregnant or may become pregnant should use this medication cautiously as it may affect the fetus, and if nursing, it should be avoided or breastfeeding should be discontinued. Safety in pediatric patients has not been established, so it should be used cautiously in children. In elderly patients, heart and kidney functions may be impaired; therefore, treatment should start at a lower dose and be closely monitored. In case of overdose, symptoms such as decreased heart rate, heart failure, low blood pressure, bronchial constriction, hypoglycemia may occur, requiring immediate medical attention.

Rash, itching, angioedema, hives, decreased tear secretion, blurred vision, dry eyes, bradycardia, cold extremities, heart failure, palpitations, cardiac enlargement, chest tightness, hypotension, atrioventricular block, sinus block, orthostatic hypotension, leg pain, facilitation of heart block, intermittent claudication, Raynaud's phenomenon, depression, decreased libido, sleep disorders, headache, heaviness in the head, dizziness, orthostatic control disorders, insomnia, drowsiness, confusion, mood changes, nightmares, psychiatric abnormalities, hallucinations, congestive state, ringing, tinnitus, ear pain, fatigue, weakness, lethargy, sensory abnormalities, gastrointestinal disorders, thirst, nausea, vomiting, loss of appetite, abdominal discomfort, diarrhea, soft stools, constipation, abdominal pain, wheezing, shortness of breath, bronchial spasm, cholestatic hepatitis, elevated AST, elevated ALT, intrahepatic cholestasis, elevated BUN, elevated creatinine, dermatitis, psoriasis, psoriatic dermatitis, alopecia, purpura, thrombocytopenia, erectile dysfunction, paresthesia, edema, peripheral edema, sweating, coldness, frequent urination, hyperlipidemia, hyperglycemia, hyperuricemia, elevated creatine kinase, agranulocytosis, non-thrombocytopenic purpura, thrombocytopenic purpura, tonsillitis, laryngeal spasm, respiratory distress, reversible depressive illness leading to liver disease, visual impairment, hallucinations, reversible acute syndrome due to loss of orientation, short-term memory loss, emotional instability due to sensory confusion, decreased act of neuropsychiatric disorders, mesenteric artery thrombosis, ischemic colitis, reversible alopecia, Peyronie's disease, erythematous rash

This medication should be stored in a tightly sealed container to protect it from air and moisture. It is recommended to maintain a storage temperature between 1 and 30 degrees Celsius. Proper storage can help preserve the medication's effectiveness.

Appearance

White round tablet

Package unit

30 tablets/bottle