Common Use

Atenolol is a beta-adrenergic blocking agent that blocks the effects of adrenergic drugs like adrenaline on the sympathetic nervous system. It is commonly prescribed to treat:

• Abnormally rapid heart rhythms
• Arterial hypertension
• Angina
• Acute myocardial infarction
• Tachycardia (various types)
• Ventricular fibrillation

Dosage and Direction

For optimal results with Atenolol:

• Take before meals or at bedtime
• Dosage varies by condition and should be determined by your doctor
• Follow prescription instructions precisely
• Do not adjust dose or stop suddenly, even if symptoms improve
• Avoid alcohol consumption
• Inform surgeons about Atenolol use prior to any operation

Precautions

Important safety measures when using Atenolol:

• Take with water once daily at consistent times
• Never discontinue abruptly due to potential health risks
• Continue treatment even when asymptomatic - cardiovascular conditions often require lifelong management
• Notify surgeons about medication use before procedures

Contraindications

Atenolol should not be used by patients with:

• Hypersensitivity to the drug
• Sick sinus syndrome
• Sinus bradycardia (<50 bpm)
• Second/third degree AV block
• Arterial hypotension
• Heart failure (acute or chronic)
• Peripheral circulatory disorders
• Breastfeeding women

Use with caution in:

• Diabetes patients
• Hypokalemia
• Respiratory conditions (emphysema, asthma)
• Hepatic/renal impairment
• Pregnancy

Possible Side Effects

While uncommon, potential side effects include:

• Cardiovascular: bradycardia, hypotension
• Neurological: dizziness, headache, depression
• Gastrointestinal: nausea, cramps, diarrhea
• Other: fatigue, insomnia, impotence, allergies

Drug Interactions

Atenolol may interact with:

• NSAIDs and estrogens (reduce effectiveness)
• Sympathomimetics and xanthines

May worsen conditions like:

• Asthma and COPD
• Pre-existing bradycardia
• Heart failure

Missed Dose

If you miss a dose:

• Never double dose
• Skip if near next scheduled dose
• Resume regular schedule

Overdose

Overdose symptoms requiring immediate medical attention:

• Cardiac arrhythmias
• Respiratory distress
• Severe hypotension
• Cyanosis
• Seizures

Storage

Proper storage conditions:

• Room temperature (68-70°F/20-25°C)
• Protect from light and moisture

Disclaimer

This information provides general guidelines about Atenolol. It does not replace professional medical advice. Always consult your healthcare provider for personalized guidance. We are not responsible for any consequences of self-treatment or potential inaccuracies in this content.