Fentanyl vs Human Immunoglobulin G
## Fentanyl vs Human Immunoglobulin G: Overview
This comparison examines the pharmacological differences between **Fentanyl** and **Human Immunoglobulin G**.
## Mechanism of Action
**Fentanyl**: Highly potent synthetic mu-opioid receptor agonist approximately 100 times more potent than morphine.
## Pharmacokinetics
**Half-life**: Fentanyl — 2-4 hours; Human Immunoglobulin G — N/A.
## Chemical Properties
**Molecular Formula**: Fentanyl — C22H28N2O; Human Immunoglobulin G — N/A.
**Molecular Weight**: Fentanyl — 336.4700 g/mol; Human Immunoglobulin G — N/A.
**Type**: Fentanyl — Small molecule; Human Immunoglobulin G — Unknown.