Packaging-Multi-Dose Vial

Strength-440 mg

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Trastuzumab is a monoclonal antibody used to treat breast cancer and stomach cancer. It is specifically used for cancer that is HER2 receptor positive.

Dosage and Side Effects

Trastuzumab Injection should be administered subcutaneously or intravenously under the supervision of an experienced healthcare provider.

Most common side effects of Trastuzumab include headaches, dizziness, joint and muscle pain, rash, vomiting (being sick), breathlessness, flu-like symptoms, feeling sick, soreness at the injection site, diarrhoea, allergic reactions and blood clots.

Warning and Precautions

  • Patients with dyspnea at rest due to advanced malignancy complications and comorbidities should not be treated with trastuzumab, as they may be at increased risk of a fatal infusion reaction or pulmonary events.
  • Consider appropriate management of patients with uncontrolled hypertension or history of hypertension before starting trastuzumab.
  • Trastuzumab and anthracyclines should not be given concurrently. Use with caution before or after anthracyclines (for up to 28 weeks after trastuzumab discontinuation due to long half-life).
  • Life-threatening infusion-related reactions associated with the administration of trastuzumab may occur.
  • Trastuzumab 440 mg should only be used in patients whose tumours overexpress HER2.  Refer to product monograph for details on testing.
  • Women with childbearing potential should be advised to avoid the intention of becoming pregnant while on Hertraz 440 mg.


What are the ingredients of the medicine Trastuzumab?

The active ingredient in the medicine is Trastuzumab, and the inactive ingredients are α,α-trehalose dihydrate, L-histidine HCl, L-histidine, and polysorbate 20.

Is Hertraz a breast cancer medication?

Yes, Hertraz (Trastuzumab) is a breast cancer treatment medication.

Is Trastuzumab FDA approved?


Is Trastuzumab cytotoxic?

The medicine Trastuzumab is a mediator of antibody-dependent cellular cytotoxicity.

From where i can buy Trastuzumab 440 mg?

  • You can buy Trastuzumab Injection from any authorized whole seller after getting prescription from a qualified doctor. It is always better to check the credential of the whole seller/supplier/exporter before buying the product.
  • The buyer should check the existing law in their home country before importing the product.