Description and Brand Names

Drug information provided by: IBM Micromedex

US Brand Name

  1. Takhzyro

Descriptions


Lanadelumab-flyo injection is used to prevent hereditary angioedema (HAE) attacks. HAE is a rare disease that causes swelling of the face, hands, feet, throat, stomach, bowels, or genitals.

This medicine is available only with your doctor's prescription.

This product is available in the following dosage forms:

  • Solution

Before Using

In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:

Allergies

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Pediatric

Appropriate studies have not been performed on the relationship of age to the effects of lanadelumab-flyo injection in children younger than 12 years of age. Safety and efficacy have not been established.

Geriatric

Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of lanadelumab-flyo injection in the elderly.

Breastfeeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Drug Interactions

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. Tell your healthcare professional if you are taking any other prescription or nonprescription (over-the-counter [OTC]) medicine.

Other Interactions

Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.

Proper Use

A nurse or other trained health professional will give you this medicine. It is given as a shot under your skin, usually in the stomach, thighs, or upper arms. You or your caregiver may be trained to prepare and inject the medicine at home. Be sure that you understand how to use the medicine.

This medicine comes with a patient information leaflet and patient instructions. Read and follow the instructions carefully. Ask your doctor if you have any questions.

You will be shown the body areas where this shot can be given. Use a different body area each time you give yourself a shot. Keep track of where you give each shot to make sure you rotate body areas. This will help prevent skin problems. Do not inject into skin areas that are swollen, painful, bruised, or less than 2 inches away from scars or your belly button.

Check the liquid in the vial. It should be colorless or slightly yellow. Do not use this medicine if it is cloudy, discolored, or if it has particles in it. Do not shake.

Use a new needle and syringe each time you inject your medicine.

Dosing

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For injection dosage form (solution):
    • For hereditary angioedema:
      • Adults and children 12 years of age and older—The usual dose is 300 milligrams (mg) injected under the skin every 2 weeks. 300 mg every 4 weeks may also be given if the patient is well controlled (attack free) for more than 6 months.
      • Children younger than 12 years of age—Use and dose must be determined by your doctor.

Missed Dose

Call your doctor or pharmacist for instructions.

Storage

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

Ask your healthcare professional how you should dispose of any medicine you do not use.

Store unopened vials in the original carton in the refrigerator. Do not freeze.

Use this medicine within 2 hours after preparing it at room temperature. You may also refrigerate the prepared dosing syringe and use it within 8 hours. Allow it to warm to room temperature first for 15 minutes before you use it.

Throw away used needles in a hard, closed container which the needles cannot poke through. Keep this container away from children and pets.

Precautions

It is very important that your doctor check your or your child's progress at regular visits to make sure that the medicine is working properly and to check for unwanted effects.

Make sure to use this medicine regularly. HAE attacks are life-threatening and require immediate medical attention. Carefully follow all of your doctor's instructions.

This medicine may cause serious allergic reactions, which can be life-threatening and require immediate medical attention. Call your doctor or nurse right away if you or your child have a rash, itching, hives, hoarseness, chest tightness, lightheadedness, dizziness or fainting, trouble breathing, trouble swallowing, or any swelling of your hands, face, or mouth after using this medicine.

Make sure any doctor or dentist who treats you knows that you are using this medicine. This medicine may affect the results of certain medical tests.

Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

More common

  1. Rash

Less common

  1. Fast heartbeat
  2. fever
  3. hives, itching
  4. hoarseness
  5. irritation
  6. joint pain, stiffness, or swelling
  7. redness of the skin
  8. swelling of the eyelids, face, lips, hands, or feet
  9. tightness in the chest
  10. troubled breathing or swallowing

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

  1. Bleeding, blistering, burning, coldness, discoloration of skin, feeling of pressure, hives, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site
  2. body aches or pain
  3. chills
  4. cough
  5. difficulty in moving
  6. dizziness
  7. ear congestion
  8. headache
  9. loss of voice
  10. muscle ache, cramps, pain, or stiffness
  11. nasal congestion
  12. runny nose
  13. sneezing
  14. sore throat
  15. unusual tiredness or weakness

Less common

  1. Diarrhea

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.