Doxycycline vs Sitagliptin

## Doxycycline vs Sitagliptin: Overview

This comparison examines the pharmacological differences between **Doxycycline** and **Sitagliptin**.

## Mechanism of Action

**Doxycycline**: Inhibits bacterial protein synthesis by binding 30S ribosomal subunit.

**Sitagliptin**: DPP-4 inhibitor increasing incretin levels.

## Pharmacokinetics

**Half-life**: Doxycycline — 18-22 hours; Sitagliptin — 12.4 hours.

## Chemical Properties

**Molecular Formula**: Doxycycline — C22H24N2O8; Sitagliptin — C16H15F6N5O.

**Molecular Weight**: Doxycycline — 444.4350 g/mol; Sitagliptin — 407.3140 g/mol.

**Type**: Doxycycline — Small molecule; Sitagliptin — Small molecule.