I was doing some reading on HER2+ metastatic breast cancer drugs Herceptin and Perjeta and came across this article. I did a bit of digging and found more. They are saying there is a 1% difference taking the combination than taking Herceptin alone. I started Herceptin in 2002 when my breast cancer metastasized farther. Before then I … Continue reading Stop Perjeta or not despite risks?