MedicalTerminology DB
Medications & Pharmacology

bolus infusion

Meaning of bolus infusion: A single dose of drug usually injected into a blood vessel over a short period of time.

Definition of bolus infusion

A single dose of drug usually injected into a blood vessel over a short period of time. Also called bolus.

Written and maintained by James Murray Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.