A drug commonly given out by the NHS to breast-cancer patients may affect their brain function and memory, research suggests. Letrozole is primarily used to treat breast cancer and was prescribed 755,866 times last year in the UK, NHS Digital statistics show. Letrozole is primarily used to treat breast cancer and was prescribed 755,866 times last year in the UK, NHS Digital statistics show. Results suggest the animals given letrozole had reduced brain cell activity in the hippocampus and performed worse on memory tests. Breast cancer is the most common cancer in women worldwide, with nearly 1.7million new cases diagnosed in 2012, according to the World Cancer Research Fund.

Source: Daily Mail December 24, 2018 18:00 UTC