Stage 3 breast cancer her2 positive how many herceptin (trastuzumab) cycle she must undergo?

Up to 1 year's worth. Herceptin (trastuzumab) can be given together with initial chemotherapy for the first 4-6 months then subsequently by itself for a total of 1 year. If chemotherapy was given first without Herceptin (trastuzumab) then Herceptin (trastuzumab) can be given for a full year by itself. The usual cycle runs every 3 weeks (17-18 cycles in one full year).
1 year. The standard of care for stage 1, 2, 3 breast cancer is a year of herceptin (trastuzumab). It is probably the most important drug in her 2 positive breast cancer!

Related Questions

Is there any oral maintenance medicine fot her2 breast cancer after finishing the herceptin (trastuzumab)?

Yes. First very close follow up by the oncologist, preventing osteoporosis, zometa will help ske ( skeletal related events , like fractures joint and muscle problems ) in 40% , risk of metastasis in 14 % , speak to your oncologist. Read more...
Hormonal treatment. If the cancer is er positive then tamoxifen or an aromatase inhibitor would be beneficial to reduce the risk of recurrence. Read more...

What is longterm prognosis for grade 3, stage 1b, triple positive breast cancer, double mastectomy and 6 treatments of TCH with one year of herceptin, (trastuzumab)?

Better now. Exact prognosis is not possible, but your oncologist should discuss your prognosis with based on population statistics, such as Adjuvant! Online, or better still, your Oncotype Dx score based on the gene profile of your cancer. Read more...

How long does 18 infusions of herceptin (trastuzumab) cover you for breast cancer grade 3 her+3 stage 1?

life-long. Herceptin (trastuzumab) is a targeted therapy used to treat her-2 positive breast cancers. It is usually given together with 4 or 6 cycles of chemotherapy, then continued every 3 weeks for a full year. The treatment reduces the likelihood of a recurrent cancer, with the hope that the effect will be life-long. Read more...
Hopefully forever. In the us, the studies of Herceptin (trastuzumab) looked at a full year of treatment for patients with curable breast cancer. Herceptin (trastuzumab) is given every three weeks for 17 doses. But why a year? It was chosen at random. In finland, a similar study gave only 9 weeks of herceptin (trastuzumab)... And patients did just as well! so, after a year (or less) you are considered cured. You don't need more! Read more...

Why do they treat some woman with breast cancer with herceptin (trastuzumab)?

Some have her-2-neu. Expressed; some do not. It only works on those who express sufficient her-2-neu copies by fish (fluoroescent in-sit hybrization), a test done on the cancer tissue at the pathology lab. Read more...
Herceptin (trastuzumab) breast ca. About 1/4 cases of breast cancer express a protein on the surface of the cancer cells called her2neu which is a member of the epidermal growth factor family of receptors important for growth signaling into the cell nucleus. Herceptin (trastuzumab) is an antibody developed to target her2neu and antagonize this growth signaling and kill the cancer cell. Chemo is synergistic with Herceptin (trastuzumab) when given together. Read more...