Diltiazem vs Ranitidine
## Diltiazem vs Ranitidine: Overview
This comparison examines the pharmacological differences between **Diltiazem** and **Ranitidine**.
## Mechanism of Action
**Diltiazem**: Benzothiazepine calcium channel blocker.
**Ranitidine**: Competitive H2 receptor antagonist.
## Pharmacokinetics
**Half-life**: Diltiazem — 3-4.5 hours; Ranitidine — 2-3 hours.
## Chemical Properties
**Molecular Formula**: Diltiazem — C22H26N2O4S; Ranitidine — C13H22N4O3S.
**Molecular Weight**: Diltiazem — 414.5190 g/mol; Ranitidine — 314.4050 g/mol.
**Type**: Diltiazem — Small molecule; Ranitidine — Small molecule.