Paroxetine vs Tacrolimus

## Paroxetine vs Tacrolimus: Overview

This comparison examines the pharmacological differences between **Paroxetine** and **Tacrolimus**.

## Mechanism of Action

**Paroxetine**: Potent selective serotonin reuptake inhibitor with additional muscarinic and NE reuptake inhibition.

**Tacrolimus**: Calcineurin inhibitor binding FKBP12; suppresses IL-2 transcription.

## Pharmacokinetics

**Half-life**: Paroxetine — 21 hours; Tacrolimus — 12 hours.

## Chemical Properties

**Molecular Formula**: Paroxetine — C19H20FNO3; Tacrolimus — C44H69NO12.

**Molecular Weight**: Paroxetine — 329.3730 g/mol; Tacrolimus — 804.0180 g/mol.

**Type**: Paroxetine — Small molecule; Tacrolimus — Small molecule.