Uses, Dosage & Side Effects: Herceptin Injection

Herceptin Injection

Generic nametrastuzumab
Drug classHER2/neu receptor antagonist (monoclonal antibody)
FormsLyophilized powder in a single-dose vial for reconstitution (150 mg) for intravenous infusion, 600 mg/5 mL solution for subcutaneous injection (Herceptin SC)

Herceptin is a prescription medicine given by IV infusion that targets cancer cells with high levels of a protein called HER2. It is used in adults with certain HER2-positive breast cancers and HER2-positive stomach cancers.

Read the full guideUses, dosage, side effects, precautions, and sources, written from the same verified facts.

General information, not medical advice

Your prescriber and the leaflet in your pack know your situation. This page does not.

  • Follow your prescriber and the leaflet
  • Don't start, stop, or change a dose on your own
  • Doses and warnings differ by country and product
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