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Chemotherapy and other systemic treatment regimens may change due to COVID-19. Find out more at Systemic Treatment Regimens During COVID-19.

daratumumab

( DAR a TOOM ue mab )
Funding:
New Drug Funding Program
  • Daratumumab – In Combination with Lenalidomide and Dexamethasone for Relapsed Multiple Myeloma
  • Daratumumab – In Combination with Bortezomib and Dexamethasone for Relapsed Multiple Myeloma
Other Name(s): Darzalex®
Appearance: Clear, colourless to yellow solution, mixed into large bags of fluid

Medication Information Sheet
daratumumab (DAR a TOOM ue mab)
This document provides general information about your medication. It does not replace the advice of your health care professional. Always discuss your therapy with your health care professional and refer to the package insert for more details.

Other Name: Darzalex®

Appearance:
Clear, colourless to yellow solution, mixed into large bags of fluid

What is this medication for?
  • For treating a type of blood cancer called multiple myeloma.

What should I do before I have this medication?
  • Tell your health care team if you have or had significant medical condition(s) such as:
    • lung or breathing problems,
    • liver problems (including hepatitis),
    • heart problems,
    • diabetes,
    • shingles (herpes zoster)
    • or any allergies.
       

Remember to:

  • Tell your health care team about all of the other medications you are taking.

  • Keep taking other medications that have been prescribed for you, unless you have been told not to by your health care team.

How will this medication affect sex, pregnancy and breastfeeding?

Talk to your health care team about:

  • How this treatment may affect your sexual health.

  • How this treatment may affect your ability to have a baby, if this applies to you.
     

This treatment may harm an unborn baby. Tell your health care team if you or your partner are pregnant, become pregnant during treatment, or are breastfeeding.

  • If there is any chance of pregnancy happening, you and your partner together must use 2 effective forms of birth control at the same time until 3 months after your last treatment dose. Talk to your health care team about which birth control options are best for you.

  • Do not breastfeed while on this treatment.

How is this medication given?
  • This drug is given through an IV (injected into a vein) . Talk to your health care team about your treatment schedule.
  • This drug may be given over a longer period of time for the first cycle. If you have no problems with this infusion, it will be given over a shorter time for the following cycles.

  • If you missed your treatment appointment, talk to your health care team to find out what to do.

  • You may be given daratumumab along with other medications to help prevent side effects or prevent a reaction.


To Prevent Allergic Reaction

You will be given medications before your treatment to help prevent allergic reactions before they start.

  • There are different types of medications to stop allergic reactions. They are called:
    • antihistamines (such as diphenhydramine or Benadryl®)
    • analgesics/antipyretics (such as acetaminophen or Tylenol®)
    • H2 blockers (such as ranitidine or famotidine)
    • corticosteroids (such as prednisone)
    • inhalers or a medication you take by mouth to keep airways open or lower irritation (if you have or had breathing problems)


To Prevent Tumor Lysis Syndrome (TLS)

TLS can happen when a large number of cancer cells die quickly and your body cannot get rid of them fast enough. TLS can make you very sick. Ask your health care team if you are at risk for TLS.

you are at risk for TLS, you may be given medications before your daratumumab treatment to help prevent it.

  • These are called anti-uricemics (such as allopurinol), or others.


To Prevent Hepatitis B Flare Ups

If you have ever been infected with hepatitis B, there is a risk that this treatment can cause it to flare up (come back). Tell your health care team if you have had hepatitis B. You may need to take medication to prevent a hepatitis B flare-up.

What else do I need to know while on this medication?
  • What should I do if I feel unwell, have pain, a headache or a fever?

    • Always check your temperature to see if you have a fever before taking any medications for fever or pain (such as acetaminophen (Tylenol) or ibuprofen (Advil)).

      • Fever can be a sign of infection that may need treatment right away.

      • If you take these medications before you check for fever, they may lower your temperature and you may not know you have an infection.
         

    How to check for fever:

    Keep a digital (electronic) thermometer at home and take your temperature if you feel hot or unwell (for example, chills, headache, mild pain).

    • You have a fever if your temperature taken in your mouth (oral temperature) is:
       
      • 38.3°C (100.9°F) or higher at any time

        OR
         
      • 38.0°C (100.4°F) or higher for at least one hour.


    If you do have a fever:

    • Try to contact your health care team. If you are not able to talk to them for advice, you MUST get emergency medical help right away.
    • Ask your health care team for the Fever pamphlet for more information. 
       

    If you do not have a fever but have mild symptoms such as headache or mild pain:

    • Ask your health care team about the right medication for you. Acetaminophen (Tylenol®) is a safe choice for most people.

    • Talk to your health care team before you start taking Ibuprofen (Advil®, Motrin®), naproxen (Aleve®) or ASA (Aspirin®), as they may increase your chance of bleeding or interact with your cancer treatment.

    • Talk to your health care team if you already take low dose aspirin for a medical condition (such as a heart problem). It may still be safe to take.
       

  • Will this medication interact with other medications or natural health products?

    • Although this medication is unlikely to interact with other medications, vitamins, foods and natural health products, tell your health care team about all of your:

      • prescription and over-the-counter (non-prescription) medications and all other drugs, such as marijuana (medical or recreational)

      • natural health products such as vitamins, herbal teas, homeopathic medicines, and other supplements

    • Check with your health care team before starting or stopping any of them.

  • This drug may affect certain lab tests, such as the test for matching your blood type. This may happen for up to 6 months after your last daratumumab dose. Be sure your health care team and person doing the blood test know you use this drug.


What to DO while on this medication:

  • DO check with your health care team before getting any vaccinations, surgery, dental work or other medical procedures.

  • DO tell your health care team about any serious infections that you have now or have had in the past.

  • DO talk to your health care team about your risk of getting other cancers and heart problems after this treatment.
     

What NOT to DO on this medication:

  • DO NOT smoke or drink alcohol while on treatment without talking to your health care team first. Smoking and drinking can make side effects worse and make your treatment not work as well.
What are the side effects of this medication?

The following table lists side effects that you may have when getting daratumumab. The table is set up to list the most common side effects first and the least common last. It is unlikely that you will have all of the side effects listed and you may have some that are not listed.

Read over the side effect table so that you know what to look for and when to get help. Keep this paper during your treatment so that you can refer to it if you need to.

 

 

 

 

Very Common Side Effects (50 or more out of 100 people)
Side effects and what to do When to contact health care team

Infection; Low neutrophils (white blood cells) in the blood (neutropenia)

(may be severe)

When neutrophils are low, you are at risk of getting an infection more easily. Ask your health care team for the Neutropenia (Low white blood cell count) pamphlet for more information.

Mild infections are very common, but severe infections may occur in 10 or more out of 100 people. 

What to look for?

  • If you feel hot or unwell (for example if you have chills or a new cough), you must check your temperature to see if you have a fever.
  • Do not take medications that treat a fever before you take your temperature (for example, Tylenol®, acetaminophen, Advil® or ibuprofen).
  • Do not eat or drink anything hot or cold right before taking your temperature.

You have a fever if your temperature taken in your mouth (oral temperature) is:

  • 38.3°C (100.9°F) or higher at any time

    OR

  • 38.0°C (100.4°F) or higher for at least one hour.
     

What to do?

If your health care team has told you that you have low neutrophils:

  • Wash your hands often to prevent infection.
  • Check with your doctor before getting any vaccines, surgeries, medical procedures or visiting your dentist.
  • Keep a digital thermometer at home so you can easily check for a fever.
     

If you have a fever:

If you have a fever, try to contact your health care team. If you are unable to talk to the team for advice, you must get emergency medical help right away.

If you have a fever, try to contact your health care team. If you are unable to talk to the team for advice, you MUST get emergency medical help right away

 

Common Side Effects (25 to 49 out of 100 people)
Side effects and what to do When to contact health care team

Fatigue 

What to look for?

  • Feeling of tiredness or low energy that lasts a long time and does not go away with rest or sleep.
     

What to do?

  • Be active. Aim to get 30 minutes of moderate exercise (you are able to talk comfortably while exercising) on most days.
  • Check with your health care team before starting any new exercise.
  • Pace yourself, do not rush. Put off less important activities. Rest when you need to.
  • Ask family or friends to help you with things like housework, shopping, and child or pet care.
  • Eat well and drink at least 6 to 8 glasses of water or other liquids every day (unless your health care team has told you to drink more or less).
  • Avoid driving or using machinery if you are feeling tired.

Ask your health care team for the Fatigue pamphlet for more information. 

Talk to your health care team if it does not improve or if it is severe

Allergic reaction

What to look for?

  • The most common symptoms include fever, flushing, itchiness, rash, swollen lips, face or tongue, wheezing, difficulty swallowing or breathing, chest and throat tightness.
  • It may happen during or shortly after your treatment is given to you and may be severe.


What to do?

  • Tell your nurse right away if you feel any signs of allergic reaction during or just after your treatment.
  • You may be given medicines to prevent or treat this reaction.





     
Get emergency medical help right away for severe symptoms

Low platelets in the blood

(may be severe)

When your platelets are low, you are at risk for bleeding and bruising. Ask your health care team for the Low Platelet Count pamphlet for more information.
 

What to look for?

  • Watch for signs of bleeding:
    • bleeding from your gums
    • unusual or heavy nosebleeds
    • bruising easily or more than normal
    • black coloured stools (poo) or blood in your stools (poo)
    • coughing up red or brown coloured mucus
    • dizziness, constant headache or changes in your vision
    • heavy vaginal bleeding
    • red or pink coloured urine (pee)

 

What to do?

If your health care team has told you that you have low platelets:

  • Tell your pharmacist that your platelet count may be low before taking any prescriptions or over-the-counter medication.
  • Check with your healthcare team before you go to the dentist.
  • Take care of your mouth and use a soft toothbrush.
  • Try to prevent cuts and bruises.
  • Ask your health care team what activities are safe for you.
  • Your treatment may have to be delayed if you have low platelets. Your health care team may recommend a blood transfusion.
     

If you have signs of bleeding:

  • If you have a small bleed, clean the area with soap and water or a saline (saltwater) rinse. Apply pressure for at least 10 minutes.
     

If you have bleeding that does not stop or is severe (very heavy), you must get emergency medical help right away.

 

Talk to your health care team if you have any signs of bleeding. If you have bleeding that doesn’t stop or is severe (very heavy), you MUST get emergency help right away.

Nausea and vomiting

What to look for?

  • Nausea is feeling like you need to throw up. You may also feel light-headed.
  • You may feel nausea within hours to days after your treatment.

 

What to do?

To help prevent nausea:

  • It is easier to prevent nausea than to treat it once it happens.
  • Take your anti-nausea medication(s) as prescribed, even if you do not feel like throwing up.
  • Drink clear liquids and have small meals. Get fresh air and rest.
  • Do not eat spicy, fried foods or foods with a strong smell.
  • Limit caffeine (like coffee, tea) and avoid alcohol.


If you have nausea or vomiting:

  • Take your rescue (as-needed) anti-nausea medication(s) as prescribed.
  • Ask your health care team for the Nausea & Vomiting pamphlet for more information.
  • Talk to your health care team if:
    • nausea lasts more than 48 hours
    • vomiting lasts more than 24 hours or if it is severe
Talk to your health care team if nausea lasts more than 48 hours or vomiting lasts more than 24 hours or if severe

Headache; Mild joint, muscle pain or cramps 

What to look for?

  • New pain in your muscles or joints, muscle cramps, or feeling achy.
     

What to do?

  • Take pain medication (acetaminophen or opioids such as codeine, morphine, hydromorphone, oxycodone) as prescribed.
  • Read the above section: "What should I do if I feel unwell, have pain, a headache or a fever?" on page 3 before taking acetaminophen (Tylenol®), ibuprofen (Advil®, Motrin®), naproxen (Aleve®) or Aspirin. These medications may hide an infection that needs treatment or they may increase your risk of bleeding.
  • Rest often and try light exercise (such as walking) as it may help.

Ask your health care team for the Pain pamphlet for more information.

Talk to your health care team if it does not improve or if it is severe

 

Less Common Side Effects (10 to 24 out of 100 people)
Side effects and what to do When to contact health care team

Cough and feeling short of breath; Stuffy or runny nose

What to look for?

  • You may have a cough and feel short of breath.
  • Symptoms that commonly occur with a cough are:
    • Wheezing or a whistling breathing
    • Runny nose
    • Sore throat
    • Heartburn
    • Weight loss
    • Fever and chills
  • Rarely this may be severe with chest pain, trouble breathing or coughing up blood.
     

What to do?

  • Check your temperature to see if you have a fever. Read the above section "What should I do if I feel unwell, have pain, a headache or a fever?" on page 3.
  • If you have a fever, try to talk to your health care team. If you are not able to talk to them for advice, you MUST get emergency medical help right away.
  • If you have a severe cough with chest pain, trouble breathing or you are coughing up blood, get medical help right away.






     
Talk to your health care team. If you are not able to talk to your health care team for advice, and you have a fever or severe symptoms, you MUST get emergency medical help right away

Diarrhea

What to look for?

  • Loose, watery, unformed stool (poo) that may happen days to weeks after you get your treatment.
     

What to do?

If you have diarrhea:

  • Take anti-diarrhea medication if your health care team prescribed it or told you to take it.
  • Do not eat foods or drinks with artificial sweetener (like chewing gum or ‘diet’ drinks), coffee and alcohol.
  • Eat many small meals and snacks instead of 2 or 3 large meals.
  • Drink at least 6 to 8 cups of liquids each day, unless your health care team has told you to drink more or less.
  • Talk to your health care team if you can’t drink 6 to 8 cups of liquids each day when you have diarrhea. You may need to drink special liquids with salt and sugar, called Oral Rehydration Therapy.
  • Talk to your health care team if your diarrhea does not improve after 24 hours of taking diarrhea medication or if you have diarrhea more than 7 times in one day.


Ask your health care team for the Diarrhea pamphlet for more information.

Talk to your health care team if no improvement after 24 hours of taking diarrhea medication or if severe (more than 7 times in one day)

Low appetite

What to look for?

  • Loss of interest in food or not feeling hungry.
  • Weight loss.


What to do?

  • Try to eat your favourite foods.
  • Eat small meals throughout the day.
  • You may need to take meal supplements to help keep your weight up.
  • Talk to your health care team if you have no appetite.

Ask your health care team for the Loss of Appetite pamphlet for more information.

 

Talk to your health care team if it does not improve or if it is severe

Constipation

What to look for?

  • Having bowel movements (going poo) less often than normal.
  • Small hard stools (poo) that look like pellets.
  • The need to push hard and strain to have any stool (poo) come out.
  • Stomach ache or cramps.
  • A bloated belly, feeling of fullness, or discomfort.
  • Leaking of watery stools (poo).
  • Lots of gas or burping.
  • Nausea or vomiting.
     

What to do?

To help prevent constipation:

  • Try to eat more fiber rich foods like fruits with skin, leafy greens and whole grains.
  • Drink at least 6 to 8 cups of liquids each day unless your health care team has told you to drink more or less.
  • Be Active. Exercise can help to keep you regular.
  • If you take opioid pain medication, ask your health care team if eating more fibre is right for you.
     

To help treat constipation:

  • If you have not had a bowel movement in 2 to 3 days you may need to take a laxative (medication to help you poo) to help you have regular bowel movements. Ask your health care team what to do.

Ask your health care team for the Constipation Pamphlet for more information.

Talk to your health care team if it does not improve or if it is severe

Too much or too little salt in your body

What to look for?

  • Muscle spasms, cramping, weakness, twitching, or convulsions.
  • Irregular heartbeat, confusion or blood pressure changes.
     

What to do?

Get emergency medical help right away for severe symptoms.

Get emergency medical help right away for severe symptoms

High blood pressure

(may be severe)

What to look for?

  • There are usually no signs of high blood pressure.
  • Rarely, you may have headaches, shortness of breath or nosebleeds.
     

What to do?

  • Check your blood pressure regularly.
  • Your doctor may prescribe medication to treat high blood pressure.

If you have a severe headache get emergency help right away as it may be a sign your blood pressure is too high.

Talk to your health care team if it does not improve or if it is severe

Other rare, but serious side effects are possible.
If you experience ANY of the following, speak to your cancer health care provider or get emergency medical help right away:

  • Lower back pain, swelling, pee less than usual and have unusual weight gain

  • Yellowish skin or eyes, unusually dark pee or pain on the right side of your belly

  • Any unusual changes in your skin

  • Feeling dizzy or fainting
     

Who do I contact if I have questions or need help?          

My cancer health care provider is: ______________________________________________

During the day I should contact:________________________________________________

Evenings, weekends and holidays:______________________________________________

 

Other Notes:

____________________________________________________________________________

____________________________________________________________________________

____________________________________________________________________________

____________________________________________________________________________

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For more links on how to manage your symptoms go to www.cancercareontario.ca/symptoms.

The information set out in the medication information sheets, regimen information sheets, and symptom management information (for patients) contained in the Drug Formulary (the "Formulary") is intended to be used by health professionals and patients for informational purposes only. The information is not intended to cover all possible uses, directions, precautions, drug interactions or side effects of a certain drug, nor should it be used to indicate that use of a particular drug is safe, appropriate or effective for a given condition.

A patient should always consult a healthcare provider if he/she has any questions regarding the information set out in the Formulary. The information in the Formulary is not intended to act as or replace medical advice and should not be relied upon in any such regard. All uses of the Formulary are subject to clinical judgment and actual prescribing patterns may not follow the information provided in the Formulary.