Neratinib is a type of inhibitor that stops the HER2 protein from working. HER2 is something found in breast cancer cells. It’s used for breast cancer patients who have a lot of HER2 protein, to help stop the cancer from getting worse.
You’re supposed to take 240 mg of it every day, with food, just once a day. The pills have a coating and each one is 40 mg. The pills come in bottles of 180, and this is meant to last you for 6 months if you take them like you’re supposed to.