Here is the detailed overview of:
💊 Atenolol Tablet 100 mg
🧪 Nature / Drug Class
🔹 Beta-1 selective adrenergic blocker
🔹 Cardioselective beta-blocker
🔹 Antihypertensive, antianginal, antiarrhythmic
🩺 Purpose / Indications
✅ Commonly used to treat:
- High blood pressure (hypertension)
- Chronic stable angina
- Post-heart attack (myocardial infarction)
- Certain types of arrhythmia (like atrial fibrillation)
- Off-label: Migraine prevention, hyperthyroidism symptoms, anxiety-related palpitations
⚙️ Advantages
✔️ Cardioselective – fewer respiratory side effects
✔️ Long half-life – suitable for once daily dosing
✔️ Reduces heart rate, blood pressure, and myocardial oxygen demand
✔️ Useful in chronic cardiovascular conditions
📦 Common Packaging
📦 Strength: 100 mg tablet
💊 Typically available in blister strips
🕒 Dosing: Once daily or divided dose depending on condition
⚠️ Patient Advice / Precautions
🩺 Monitor:
- Heart rate (watch for bradycardia)
- Blood pressure
- Signs of cold hands/feet, tiredness, or dizziness
⚠️ Do not stop abruptly – risk of rebound angina or heart attack
📛 Can mask low blood sugar symptoms in diabetics
🚘 May cause fatigue or dizziness – caution during driving
📌 Avoid use in pregnancy unless essential
❌ Contraindications
- Severe bradycardia
- Heart block > first degree (unless pacemaker)
- Overt cardiac failure
- Severe peripheral artery disease
- Untreated pheochromocytoma
⚠️ Use with Caution
- Asthma/COPD – although cardioselective, can worsen bronchospasm
- Renal impairment – may require dose adjustment
- With other antihypertensives, especially calcium channel blockers like verapamil or diltiazem
🔄 Drug Interactions
- Clonidine – rebound hypertension risk
- Insulin/oral hypoglycemics – hypoglycemia symptoms may be masked
- Other beta-blockers or cardiac depressants – additive effects
🧊 Storage
🌡 Store at 15–25°C
💡 Keep away from light and moisture
🔒 Store out of reach of children