Adult Medication

Brand Names: US

Saxenda; Victoza

Brand Names: Canada



  • This drug has been shown to cause thyroid cancer in some animals. It is not known if this happens in humans. If thyroid cancer happens, it may be deadly if not found and treated early. Call your doctor right away if you have a neck mass, trouble breathing, trouble swallowing, or have hoarseness that will not go away.
  • Do not use this drug if you have a health problem called Multiple Endocrine Neoplasia syndrome type 2 (MEN 2), or if you or a family member have had thyroid cancer.

What is this drug used for?

  • It is used to lower blood sugar in patients with high blood sugar (diabetes).
  • It is used to help you lose weight.

What do I need to tell my doctor BEFORE I take this drug?

For all uses of this drug:

  • If you have an allergy to liraglutide or any other part of this drug.
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you have or have ever had low mood (depression) or thoughts of killing yourself.
  • If you are using another drug that has the same drug in it.
  • If you are using insulin.
  • If you are breast-feeding or plan to breast-feed.

If using for high blood sugar:

  • If you have any of these health problems: Acidic blood problem or type 1 diabetes.

If using for weight loss:

  • If you are pregnant or may be pregnant. Do not use this drug if you are pregnant.
This is not a list of all drugs or health problems that interact with this drug.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take this drug?

For all uses of this drug:

  • Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
  • Have blood work checked as you have been told by the doctor. Talk with the doctor.
  • Talk with your doctor before you drink alcohol.
  • A very bad and sometimes deadly pancreas problem (pancreatitis) has happened with this drug. Talk with your doctor.
  • Kidney problems have happened with this drug. Sometimes, kidney problems may need to be treated in the hospital. Dialysis may also be needed. Talk with your doctor.
  • If you cannot drink liquids by mouth or if you have upset stomach, throwing up, or diarrhea that does not go away, you need to avoid getting dehydrated. Contact your doctor to find out what to do. Dehydration may lead to new or worse kidney problems.
  • Do not share pen or cartridge devices with another person even if the needle has been changed. Sharing these devices may pass infections from one person to another. This includes infections you may not know you have.
  • Do not give to a child. Talk with your doctor.

If using for high blood sugar:

  • Wear disease medical alert ID (identification).
  • Do not drive if your blood sugar has been low. There is a greater chance of you having a crash.
  • Check your blood sugar as you have been told by your doctor.
  • It may be harder to control your blood sugar during times of stress like when you have a fever, an infection, an injury, or surgery. A change in level of physical activity or exercise and a change in diet may also affect your blood sugar. Talk with your doctor.
  • Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant.

If using for weight loss:

  • If you have high blood sugar (diabetes), you will need to watch your blood sugar closely.
  • Weight loss during pregnancy may cause harm to the unborn baby. If you get pregnant while taking this drug or if you want to get pregnant, call your doctor right away.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Signs of a pancreas problem (pancreatitis) like very bad stomach pain, very bad back pain, or very bad upset stomach or throwing up.
  • Signs of gallstones like sudden pain in the upper right belly area, right shoulder area, or between the shoulder blades; yellow skin or eyes; or fever with chills.
  • Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
  • Signs of kidney problems like unable to pass urine, change in how much urine is passed, blood in the urine, or a big weight gain.
  • Dizziness or passing out.
  • A fast heartbeat.
  • A heartbeat that does not feel normal.
  • New or worse behavior or mood changes like depression or thoughts of killing yourself.
  • Low blood sugar can happen. The chance of low blood sugar may be raised when this drug is used with other drugs for high blood sugar (diabetes). Signs may be dizziness, headache, feeling sleepy, feeling weak, shaking, a fast heartbeat, confusion, hunger, or sweating. Call your doctor right away if you have any of these signs. Follow what you have been told to do if you get low blood sugar. This may include taking glucose tablets, liquid glucose, or some fruit juices.

What are some other side effects of this drug?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

For all uses of this drug:

  • Headache.
  • Loose stools (diarrhea).
  • Hard stools (constipation).
  • Upset stomach or throwing up.
  • Not hungry.
  • Irritation where the shot is given.

If using for weight loss:

  • Belly pain.
  • Feeling tired or weak.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to your national health agency.

How is this drug best taken?

Use this drug as ordered by your doctor. Read all information given to you. Follow all instructions closely.

For all uses of this drug:

  • It is given as a shot into the fatty part of the skin on the top of the thigh, belly area, or upper arm.
  • Take with or without food.
  • Drink lots of noncaffeine liquids unless told to drink less liquid by your doctor.
  • If you will be giving yourself the shot, your doctor or nurse will teach you how to give the shot.
  • Follow how to use as you have been told by the doctor or read the package insert.
  • Do not use if the solution is cloudy, leaking, or has particles.
  • Do not use if solution changes color.
  • Wash your hands before and after use.
  • Prepare pen before first use as you have been told. You will also need to do this if you drop the pen.
  • Keep taking this drug as you have been told by your doctor or other health care provider, even if you feel well.
  • Throw away needles in a needle/sharp disposal box. Do not reuse needles or other items. When the box is full, follow all local rules for getting rid of it. Talk with a doctor or pharmacist if you have any questions.
  • Attach new needle before each dose.
  • Follow the diet and workout plan that your doctor told you about.

If using for high blood sugar:

  • Do not mix this drug in the same syringe with insulin.
  • Give this drug at some other site from where you gave your insulin if you are also getting insulin.

What do I do if I miss a dose?

  • Skip the missed dose and go back to your normal time.
  • Do not take 2 doses at the same time or extra doses.
  • If you miss 3 days of this drug, call your doctor to find out what to do.

How do I store and/or throw out this drug?

  • Store unopened pens in a refrigerator. Do not freeze.
  • Store opened pens at room temperature or in a refrigerator. Do not freeze.
  • After opening, throw away any part not used after 30 days.
  • Do not use if it has been frozen.
  • Take off the needle after each shot. Do not store this device with the needle on it.
  • Protect from light.
  • Protect from heat.
  • Keep the cap on the pen when not in use.
  • Do not use if this drug is out of date.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Check with your pharmacist about how to throw out unused drugs.

General drug facts

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else’s drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Consumer Information Use and Disclaimer

This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.

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