Medication info

Daewoong Atenolol Tablets 25 milligrams

Prescription medicationApproval withdrawn
Ingredient · strength
Atenolol›Strength being verified
Manufacturer / importer
(주)대웅제약
Appearance
White round film-coated tablet
Packaging
30 tablets/bottle, 500 tablets/bottle
Approval status
Approval withdrawn

MFDS item code 199400488 · Notified 1994.03.26

This product's status changed to Approval withdrawn on 2023.07.19. It may no longer be sold, so consult a doctor or pharmacist before taking it.

Summary

Main use
Improvement of hypertension and angina
Who uses it
Adults
Adult dosage
1. Hypertension: The initial dose for adults is 50 mg of atenolol taken orally once daily alone or in combination with a diuretic (thiazide). If no effect is seen within 1-2 weeks, the dose may be increased to 100 mg once daily. Do not exceed 100 mg per day. 2. Angina: Administer 100 mg daily divided into 1-2 doses. Do not exceed 100 mg per day. 3. Patients with renal impairment Creatinine clearance

Ingredients

Manufacturer
(주)대웅제약

Efficacy & effects

Improvement of hypertension and angina

  • Hypertension
  • angina
View approved original text

This medication is primarily used to treat hypertension and angina.

Dosage and Administration

Adult dosage

1. Hypertension: The initial dose for adults is 50 mg of atenolol taken orally once daily alone or in combination with a diuretic (thiazide). If no effect is seen within 1-2 weeks, the dose may be increased to 100 mg once daily. Do not exceed 100 mg per day. 2. Angina: Administer 100 mg daily divided into 1-2 doses. Do not exceed 100 mg per day. 3. Patients with renal impairment Creatinine clearance

Precautions

This medication affects the heart and blood pressure, so it should not be used by individuals with certain health conditions. For example, it should not be administered to patients who are allergic to this medication, have severe asthma, bradycardia, severe heart failure, or hypotension. It is also not suitable for patients with metabolic disorders such as diabetic ketoacidosis or metabolic acidosis. When using this drug, special caution is required for patients with bronchial asthma, heart failure, or compromised liver or kidney function, and those having difficulty controlling blood glucose levels should also be cautious. During the course of medication, side effects such as skin rash, itching, dry eyes or vision problems, changes in heart rate, dizziness, indigestion, and shortness of breath may occur; if any of these symptoms arise, consult a doctor immediately. If used long-term, regular checks of heart function, blood pressure, and heart rate are necessary, and sudden discontinuation can worsen heart problems or symptoms, so it must be gradually reduced under the guidance of a physician. Patients planning to undergo surgery should inform their doctor about the use of this medication prior to the procedure, and it is advisable to avoid driving or operating dangerous machinery while taking this medication. Women who are pregnant or breastfeeding should use this drug very cautiously as it may affect the fetus or newborn.

Side effects and when to seek care immediately

Serious side effects

Hives, angioedema, chest tightness, difficulty breathing, bronchospasm, asthma, asthma attacks, jaundice, hepatic toxicity including intrahepatic cholestasis, impaired consciousness, paralysis, edema accompanied by hypertension, severe edema, hypotension, pronounced bradycardia (heart rate below 45 bpm), atrioventricular block (2nd, 3rd degree), sinus block, cardiogenic shock, right heart failure due to pulmonary hypertension, congestive heart failure, sudden and severe headache, fever

Mild side effects

  • Rash
  • itching
  • reduced tear secretion
  • blurred vision
  • dry eyes
  • bradycardia
  • peripheral coldness
  • palpitations
  • increased heart size
  • hypotension
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  • cold extremities
  • orthostatic hypotension
  • leg pain
  • heart failure
  • intermittent claudication
  • Raynaud's phenomenon
  • confusion
  • mood changes
  • nightmares
  • psychiatric disorders
  • hallucinations
  • sleep disturbances
  • heaviness
  • dizziness
  • orthostatic dysregulation
  • insomnia
  • drowsiness
  • congestion
  • tinnitus
  • ear pain
  • fatigue
  • weakness
  • lethargy
  • headache
  • sensory abnormalities

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

Storage

This medication should be stored in a sealed container to protect it from air and moisture. Therefore, when using the drug, ensure it is kept in a container that maintains its seal to prevent loss of efficacy.

Appearance and packaging

Appearance

White round film-coated tablet

Package unit

30 tablets/bottle, 500 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.