Q. 17.86 - An Introduction to General, Organic, and Biological Chemistry

Question

How does letrozole reduce the potential of breast cancer?

Step-by-Step Solution

Answer

Letrozole inhibits the production of oestrogen in the body. Oestrogen in the body aids the growth of some breast cancers. 

Step 1: Given information

We need to find that how does letrozole reduce the potential of breast cancer? 

Step 2: Explanation

Letrozole reduces oestrogen production in the body. Oestrogen is a hormone that helps some breast tumours thrive. Oestrogen receptor positive (ER+) breast tumours are the most common. Letrozole is an aromatase inhibitor, which means it works by inhibiting the enzyme that makes oestrogen.