About propranolol hcl
Nonselective beta blocker
Used for
- High blood pressure and angina
- Irregular heartbeat and fast heart rate
- Migraine prevention
- Essential tremor and physical symptoms of anxiety
Usual adult dose
Varies by condition; commonly 40 mg two or three times daily, adjusted by a clinician.
Usual dose in children
For selected conditions, dosing is based on weight and diagnosis; specialist guidance is needed.
Common side effects
- Tiredness, dizziness, or weakness
- Slow heartbeat or low blood pressure
- Cold hands or feet
- Sleep changes or nausea
Important warnings
- Can worsen asthma or other breathing problems.
- Do not stop suddenly; symptoms may worsen.
- May mask warning signs of low blood sugar.
- Use caution with slow heartbeat, heart block, or heart failure.
Pregnancy
Use only when considered necessary; treatment may require monitoring of fetal growth and the newborn.
Breastfeeding
Usually compatible at prescribed doses; small amounts enter milk, and infant effects are uncommon.
Interactions
- Other medicines that slow heart rate or lower blood pressure
- Verapamil or diltiazem
- Insulin and other diabetes medicines
- Some antidepressants, including fluoxetine and paroxetine
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.