Cetirizine vs Insulin Glargine
## Cetirizine vs Insulin Glargine: Overview
This comparison examines the pharmacological differences between **Cetirizine** and **Insulin Glargine**.
## Mechanism of Action
**Cetirizine**: Second-generation H1 antihistamine.
**Insulin Glargine**: Long-acting insulin analogue that binds insulin receptors.
## Pharmacokinetics
**Half-life**: Cetirizine — 6.5-10 hours; Insulin Glargine — 12-24 hours.
## Chemical Properties
**Molecular Formula**: Cetirizine — C21H25ClN2O3; Insulin Glargine — N/A.
**Molecular Weight**: Cetirizine — 388.8900 g/mol; Insulin Glargine — N/A.
**Type**: Cetirizine — Small molecule; Insulin Glargine — Protein.