About esmolol hcl
Ultra-short-acting beta blocker
Used for
- Rapid control of a fast heartbeat or high blood pressure during surgery or other closely monitored care.
Usual adult dose
Given by intravenous infusion; dosing is adjusted by clinicians according to heart rate and blood pressure.
Usual dose in children
Not routinely established; specialist dosing may be used in monitored settings.
Common side effects
- Low blood pressure
- Slow heartbeat
- Nausea
- Injection-site irritation
Important warnings
- Requires continuous heart-rate and blood-pressure monitoring.
- May worsen heart failure or cause severe slowing of the heartbeat.
- Use caution with asthma or other breathing disorders.
- Given intravenously by trained healthcare professionals.
Pregnancy
Use only when clearly needed; human pregnancy information is limited.
Breastfeeding
Information is limited; discuss use with a healthcare professional.
Interactions
- Other medicines that slow heart rate or lower blood pressure may increase effects.
- Some medicines for irregular heartbeat can increase the risk of slow heartbeat or heart block.
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 It may be incomplete or out of date.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.