# Platinum in cancer therapy

## Introduction

The precious metal platinum also plays an important role in medicine. The active ingredients cisplatin (Fig. 1), carboplatin (Fig. 2) and oxaliplatin (Fig. 3) have been successfully used in the form of drugs in more than half of all cancer patients for over 30 years. In total, there is now significantly more than 1 $t$Platinum processed into drugs for cancer therapy. In 2009, Sanofi-Aventis achieved sales of EUR 957 million with the oxaliplatin preparation "Eloxatin".1)

 1) Sanofi-Aventis, Annual Review 2009.