Celecoxib vs Polymyxin B
## Celecoxib vs Polymyxin B: Overview
This comparison examines the pharmacological differences between **Celecoxib** and **Polymyxin B**.
## Mechanism of Action
**Celecoxib**: Selective COX-2 inhibitor.
## Pharmacokinetics
**Half-life**: Celecoxib — 11 hours; Polymyxin B — N/A.
## Chemical Properties
**Molecular Formula**: Celecoxib — C17H14F3N3O2S; Polymyxin B — N/A.
**Molecular Weight**: Celecoxib — 381.3730 g/mol; Polymyxin B — N/A.
**Type**: Celecoxib — Small molecule; Polymyxin B — Protein.