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Meds & supplements  ›  Pertuzumab

Medicine · HER2/neu Receptor Antagonist

Pertuzumab

PERJETA is a HER2/neu receptor antagonist

Prescribing label

Selected manufacturer label information, organised into consistent sections by Sofidex. This source is written for healthcare professionals; ask your pharmacist to explain instructions that are unclear. Read the full label at DailyMed ↗

Drug facts

Used for
  • in combination with trastuzumab and docetaxel
  • for treatment of adults with HER2-positive metastatic breast cancer (MBC) who have not received prior anti-HER2 therapy or chemotherapy for metastatic disease. Use
  • in combination with trastuzumab and chemotherapy as neoadjuvant treatment of adults with HER2-positive, locally advanced, inflammatory, or early stage breast cancer (either greater than 2 cm in diameter or node positive) as part of a complete treatment regimen for early breast cancer. ( 1.2, 2.2, 14.2 ) adjuvant treatment of adults with HER2-positive early breast cancer at high risk of recurrence ( 1.2, 2.2, 14.3 ) 1.1 Metastatic Breast Cancer (MBC) PERJETA is indicated for use
Do not take if
PERJETA is contraindicated in patients with known hypersensitivity to pertuzumab or to any of its excipients.

What it is used for

PERJETA is a HER2/neu receptor antagonist indicated for: Use in combination with trastuzumab and docetaxel for treatment of adults with HER2-positive metastatic breast cancer (MBC) who have not received prior anti-HER2 therapy or chemotherapy for metastatic disease. Use in combination with trastuzumab and chemotherapy as neoadjuvant treatment of adults with HER2-positive, locally advanced, inflammatory, or early stage breast cancer (either greater than 2 cm in diameter or node positive) as part of a complete treatment regimen for early breast cancer.

( 1.2, 2.2, 14.2 ) adjuvant treatment of adults with HER2-positive early breast cancer at high risk of recurrence ( 1.2, 2.2, 14.3 ) 1.1 Metastatic Breast Cancer (MBC) PERJETA is indicated for use in combination with trastuzumab and docetaxel for the treatment of adults with HER2-positive metastatic breast cancer who have not received prior anti-HER2 therapy or chemotherapy for metastatic disease.

Early Breast Cancer (EBC) PERJETA is indicated for use in combination with trastuzumab and chemotherapy for the neoadjuvant treatment of adults with HER2-positive, locally advanced, inflammatory, or early stage breast cancer (either greater than 2 cm in diameter or node positive) as part of a complete treatment regimen for early breast cancer.

the adjuvant treatment of adults with HER2-positive early breast cancer at high risk of recurrence.

Side effects, and when to stop

The following adverse reactions are discussed in greater detail in other sections of the label:

  • Left Ventricular Dysfunction
  • Embryo-Fetal Toxicity
  • Infusion-Related Reactions
  • Hypersensitivity Reactions/Anaphylaxis

Who should not take it

PERJETA is contraindicated in patients with known hypersensitivity to pertuzumab or to any of its excipients.

Storing it

Storage and Handling

Store vials refrigerated at 2°C to 8°C (36°F to 46°F) in the original carton until time of use to protect from light.

Do not freeze. Do not shake.

DO NOT FREEZE. DO NOT SHAKE.

Cite this page

NLM

sofidex [Internet]. Daloreum; c2026. Pertuzumab; [reviewed 2026 Aug 3; cited 2026 Nov 10]. Available from: https://sofidex.com/patients/medicines/pertuzumab

APA 7th

sofidex. (2026, August 3). Pertuzumab. Daloreum. Retrieved November 10, 2026, from https://sofidex.com/patients/medicines/pertuzumab

AMA 11th

Pertuzumab. sofidex. Reviewed August 3, 2026. Accessed November 10, 2026. https://sofidex.com/patients/medicines/pertuzumab

The cited date is today’s, because a citation records when you read the page. The reviewed date is when a clinician last checked it.