Adults who have certain types of breast cancer or stomach cancer may benefit from treatment with Herceptin® (trastuzumab). This medicine is administered intravenously (by IV); it is not available in tablet (pill) form. Herceptin is given every seven days or every three weeks, depending on your dosing regimen. This medication comes in vials containing 440 mg of dry powdered Herceptin, which must be mixed and diluted prior to use.
Your dosing regimen will depend on several factors, such as your weight, the severity of your cancer, other medications you are taking, and other medical conditions you may have.
(Click Herceptin to learn more about this cancer medication, including how it works, possible side effects, and important safety precautions to be aware of while taking it.)