All Substitutes



Want to know more?
Read Our Editorial Policy

Did you find this information helpful?

14% Off


Prescription Required


Salt Composition : Pertuzumab


Origin of Medicine : Switzerland

MRP: 275562
Price :236570
You Save :38992 (14%)

1 Vial(s) Of 14ml

Prepaid Only. Non-Returnable

PAP Information :    Buy 1, Get 1 Free. Contact us for latest updates.

Patient Assistance Programs

No Data

Introduction to Perjeta 420mg Injection

Perjeta 420mg Injection is an anticancer medication containing the active constituent Pertuzumab. It is used to treat a type of breast cancer (HER2-positive breast cancer) in combination with other chemotherapy medications. Cancer is a condition in which cells multiply uncontrolled and abnormally.

Perjeta 420mg Injection is not recommended for adolescents and children under 18 years of age. Before taking this medicine, it is vital to inform your doctor if you have or have ever had heart problems or chemotherapy. Use effective birth control during the treatment and for at least six months after the last dose. 

Inform your doctor if you have kidney disease before starting with this Pertuzumab injection. Patients with kidney disease should cautiously use this medicine. Make sure you inform your physician of all the medicines, including supplements and herbal medicines; you are taking before you start treatment with this medicine. Do not stop taking this medication without talking to your physician first. It is vital that you are given all the infusions which have been recommended.

Uses of Perjeta 420mg Injection

  • HER2-positive breast cancer

Therapeutic Effects of Perjeta 420mg Injection

Perjeta 420mg attaches itself to the specific target on the cancer cells known as human epidermal growth factor receptor 2 (HER2). This may destroy cancer cells or cause their growth to be delayed or stopped when it attaches to them.

Interaction of Perjeta 420mg Injection with other drugs

Inform your healthcare provider about all your medicines, including prescribed medications, over-the-counter medicines, nutritional or vitamin supplements, and herbal products. Certain medications may interact with Perjeta 420mg and reduce effectiveness by causing undesirable side effects.  

More Information about Perjeta 420mg Injection

  • Keep Perjeta 420mg Injection out of sight and reach of children.
  • Store in refrigerator at 2°C to 8°C. Do not freeze.

How to consume Perjeta 420mg Injection

Perjeta 420mg Injection is available as an injection and administered intravenously once every three weeks. Follow your physician's instructions. Your doctor will determine the frequency and dose of administration because it varies for each person depending on the disease condition. Don’t self-administer. 

Safety Advices for Perjeta 420mg Injection

Image Not Available  



Inform your doctor in case you are pregnant, think you might be pregnant or are planning to get pregnant, as Perjeta 420mg injection may be unsafe during pregnancy.

Image Not Available  

Breast Feeding


It may be unsafe to take Perjeta 420mg Injection while breastfeeding. Consult your doctor if you are breastfeeding before taking this medication. 

Image Not Available  



Consult your doctor if you experience any symptoms like; shortness of breath or lung infection while taking Perjeta 420mg Injection. 

Image Not Available  



Consult your doctor if you experience any liver disease while taking this Perjeta 420mg injection. 

Image Not Available  



 It is not known whether it is safe to consume alcohol with Perjeta 420mg injection. Please consult your doctor.

Image Not Available  



Perjeta 420mg injection may cause dizziness, infusion reaction, and other minor effects. So,  avoid driving if you are unwell.

Side Effects of Perjeta 420mg Injection

Side effects are unwanted symptoms caused by medicines. Even though all medicines cause side effects, not everyone gets them. 


  • Severe or persistent diarrhea
  • Low white blood cell count
  • Infusion reactions (fever, chills, hot flushes, nausea, headache, joint, and muscle pain)
  • Severe allergic reactions (swelling of throat and face, difficulty in breathing)
  • Heart problems (cough, swelling in arms or legs, shortness of breath)
  • Tumour lysis syndrome (confusion, tiredness, irregular heartbeat, seizures, tingling sensation)


  • Hair loss
  • Rash
  • Sore mouth
  • Constipation
  • Poor appetite
  • Changes in taste
  • Sleeping troubles
  • Nose bleeds
  • Heartburn
  • Nail problems
  • Producing more tears
  • Feeling dizzy
  • Dry and itchy skin
  • Ear, nose or throat infection

Word of Advice

Perjeta 420mg can cause heart problems like heart failure, treatment for serious irregular heartbeats, and uncontrolled high blood pressure. So inform your doctor about your medical history before starting with the treatment. If you experience any symptoms mentioned above, consult your doctor immediately. While undergoing treatment, use effective contraception and continue it for six months after stopping treatment.


Q 1. Does Perjeta 420mg cause any heart problems?

Perjeta 420mg can damage the heart muscle and increase the risk of heart problems. Notify your doctor if you have any history of heart problems.

Q 2. Should I use contraception even after the treatment with Perjeta 420mg?

Yes, Using contraception during and after treatment with Perjeta 420mg injection for at least six months is necessary.

Q 3. Can Pertuzumba be self-administered?

No, Pertuzumba should not be self-administered and must be given only under the supervision of a healthcare professional.

Q 4. What should I tell my doctor before taking the Perjeta 420mg injection?

Inform your doctor about the history of your high blood pressure, irregular heartbeat, heart failure, and other heart-related problems.

Q 5. Is it okay to take new medication while taking Perjeta 420mg?

Inform your doctor about the list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use because certain medications may interact with Perjeta 420mg and reduce effectiveness by causing undesirable side effects.

Fact Box of Perjeta 420mg Injection


Molecule name:  Pertuzumab 

Therapeutic class:  Antineoplastics

Pharmacological class: Monoclonal antibody (mAb)

Indications: Treatment of HER2-positive breast cancer


  1. Roche Products Ltd, Electronic medicines compendium (emc), [Revised on January 2022] [ Accessed on 15 March 2023],
  2. PERJETA,U.S Food & Drug Administration FDA, [Revised on Jun 2012],[Accessed on15 March 2023],
  3. Komal Jhaveri, Francisco J Esteva; Pertuzumab in the treatment of HER2+ breast cancer; Journal of the National Comprehensive Cancer Network; Published on April 2014; Accessed on 15 March 2023;  
  4. Kei Ishii; Pertuzumab in the treatment of HER2-positive breast cancer: An evidence-based review of its safety, efficacy, and place in therapy; [Published online on 31st Oct 2019];[Accessed on 21st Feb 2023];


MrMed’s primary intention is to ensure that its consumers get information that is reviewed by experts, accurate and trustworthy. The information and contents of this website are for informational purposes only. They are not intended to be a substitute for professional medical advice, diagnosis, or treatment. Please seek the advice of your doctor and discuss all your queries related to any disease or medicine. Do not disregard professional medical advice or delay in seeking it because of something you have read on MrMed. Our mission is to support, not replace, the doctor-patient relationship.

4000+ products

We maintain strict quality controls on all our partner retailers, so that you always get standard quality products.

Secure Payment

100% secure and trusted payment protection

Easy Return

We have a new and dynamic return window policy for medicines and healthcare items. Refer FAQs section for more details.