Ipilimumab vs Tamoxifen

## Ipilimumab vs Tamoxifen: Overview

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

## Mechanism of Action

**Ipilimumab**: Fully human anti-CTLA-4 IgG1 monoclonal antibody that blocks CTLA-4 inhibitory signaling.

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

## Pharmacokinetics

**Half-life**: Ipilimumab — 14.7 days; Tamoxifen — 5-7 days.

## Chemical Properties

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

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

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