Diltiazem vs Tacrolimus
## Diltiazem vs Tacrolimus: Overview
This comparison examines the pharmacological differences between **Diltiazem** and **Tacrolimus**.
## Mechanism of Action
**Diltiazem**: Benzothiazepine calcium channel blocker.
**Tacrolimus**: Calcineurin inhibitor binding FKBP12; suppresses IL-2 transcription.
## Pharmacokinetics
**Half-life**: Diltiazem — 3-4.5 hours; Tacrolimus — 12 hours.
## Chemical Properties
**Molecular Formula**: Diltiazem — C22H26N2O4S; Tacrolimus — C44H69NO12.
**Molecular Weight**: Diltiazem — 414.5190 g/mol; Tacrolimus — 804.0180 g/mol.
**Type**: Diltiazem — Small molecule; Tacrolimus — Small molecule.