A trial of camizestrant for breast cancer (SERENA 6)

This trial is looking at camizestrant (AZD9833) with a targeted cancer drug for breast cancer. It is for people with breast cancer that has come back in the same area or spread to another part of the body.

It is open to people with breast cancer who are doing well on their current treatment and their cancer has:

• a large number of receptors for the hormone oestrogen (ER positive) and

• a small number of the HER 2 protein (HER 2 negative)