Acetaminophen vs Acyclovir

## Acetaminophen vs Acyclovir: Overview

This comparison examines the pharmacological differences between **Acetaminophen** and **Acyclovir**.

## Mechanism of Action

**Acetaminophen**: Inhibits prostaglandin synthesis in the CNS and peripherally blocks pain impulse generation.

**Acyclovir**: Guanosine analogue inhibiting viral DNA polymerase.

## Pharmacokinetics

**Half-life**: Acetaminophen — 1-4 hours; Acyclovir — 2.5-3.3 hours.

## Chemical Properties

**Molecular Formula**: Acetaminophen — C8H9NO2; Acyclovir — C8H11N5O3.

**Molecular Weight**: Acetaminophen — 151.1630 g/mol; Acyclovir — 225.2050 g/mol.

**Type**: Acetaminophen — Small molecule; Acyclovir — Small molecule.