Durvalumab vs Tamoxifen

## Durvalumab vs Tamoxifen: Overview

This comparison examines the pharmacological differences between **Durvalumab** and **Tamoxifen**.

## Mechanism of Action

**Durvalumab**: Human IgG1 kappa anti-PD-L1 monoclonal antibody blocking PD-L1 binding to PD-1 and CD80.

**Tamoxifen**: Selective estrogen receptor modulator (SERM).

## Pharmacokinetics

**Half-life**: Durvalumab — 17 days; Tamoxifen — 5-7 days.

## Chemical Properties

**Molecular Formula**: Durvalumab — N/A; Tamoxifen — C26H29NO.

**Molecular Weight**: Durvalumab — N/A; Tamoxifen — 371.5150 g/mol.

**Type**: Durvalumab — Antibody; Tamoxifen — Small molecule.