Description and Brand Names

Drug information provided by: Micromedex

US Brand Name

  1. Gattex
  2. Revestive

Descriptions


Teduglutide injection is used to treat short bowel syndrome (SBS) in adults who are receiving parenteral nutrition. SBS is a condition that prevents the intestine or gut from absorbing food properly.

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

This product is available in the following dosage forms:

  • Powder for 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

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Pediatric

Appropriate studies have not been performed on the relationship of age to the effects of teduglutide injection in the pediatric population. 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 teduglutide injection in the elderly. However, elderly patients are more sensitive to the effects of this medicine than younger adults.

Pregnancy

Information about this teduglutide-subcutaneous-route
Pregnancy Category Explanation
All Trimesters B Animal studies have revealed no evidence of harm to the fetus, however, there are no adequate studies in pregnant women OR animal studies have shown an adverse effect, but adequate studies in pregnant women have failed to demonstrate a risk to the fetus.

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.

Other Medical Problems

The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:

  • Bowel blockage or
  • Colon polyp (abnormal growth in the colon)—Should be treated or removed first before using this medicine.
  • Cancer (bowels, stomach, liver, pancreas), active or
  • Congestive heart failure or
  • Electrolyte imbalance or
  • Fluid imbalance or
  • Gallbladder disease or
  • Heart or blood vessel disease or
  • Pancreas problems—Use with caution. May make these conditions worse.
  • Kidney disease, moderate to severe (eg, end-stage kidney disease)—Use with caution. The effects may be increased because of slower removal of the medicine from the body.

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 arms, stomach, or thighs. You or your caregiver may be trained to prepare and inject this medicine at home. Be sure that you understand how to use the medicine.

Before using this medicine, your doctor may want you to have certain blood tests and imaging procedures (eg, colonoscopy) done within 6 months before and after treatment.

This medicine should come with a Medication Guide and patient instructions. Read and follow the instructions carefully. Ask your doctor or pharmacist if you have any questions.

If you use this medicine at home, 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 from the injections.

To use this medicine:

  • Inject the water provided in the prefilled syringe into the vial containing the powder.
  • Allow the vial to stand for about 30 seconds and then gently roll it between your palms for about 15 seconds. Do not shake.
  • Allow the mixture to stand for about 2 minutes.
  • Check the vial for any undissolved powder. Gently roll the vial again until all the powder is dissolved. Do not shake. If the product remains undissolved after the second attempt, do not use it.
  • Use the mixture within 3 hours.
  • You might not use all of the medicine in the vial. Use each vial only one time. Do not save an open vial.

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 short bowel syndrome:
      • Adults—Dose is based on body weight and must be determined by your doctor. The dose is usually 0.05 milligram (mg) per kilogram (kg) of body weight injected under the skin once a day.
      • Children—Use and dose must be determined by your doctor.

Missed Dose

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

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 the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Do not shake, freeze, or store the mixed solution. Use it within 3 hours. Throw away any unused medicine after 3 hours.

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

Precautions

It is very important that your doctor check your progress regularly while you are using this medicine to make sure that this medicine is working properly. Blood and urinary tests, colonoscopy, and gallbladder, biliary tract, and pancreas imaging may be needed to check your progress and for any problems caused by this medicine.

If you have abdominal or stomach pain, severe constipation, nausea, or vomiting, or a severe rash after using this medicine, call your doctor right away.

This medicine may increase your risk for tumors and tumor growth. This is more likely if you have an active cancer in your gut, liver, or pancreas. Talk to your doctor if you have concerns.

If you are rapidly gaining weight, having chest pain or discomfort, extreme tiredness or weakness, irregular breathing, uneven heartbeat, or excessive swelling of the hands, wrist, ankles, or feet, check with your doctor immediately. These may be symptoms of heart problems or your body keeping too much water.

Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.

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. Decrease in the amount of urine
  2. excess air or gas in the stomach or bowels
  3. fast heartbeat
  4. fever
  5. full or bloated feeling
  6. hives, itching, skin rash
  7. hoarseness
  8. irritation
  9. joint pain, stiffness, or swelling
  10. noisy, rattling breathing
  11. pressure in the stomach
  12. redness of the skin
  13. stomach pain
  14. swelling of the abdominal or stomach area
  15. swelling of the eyelids, face, lips, hands, or feet
  16. tightness in the chest
  17. troubled breathing at rest
  18. troubled breathing or swallowing
  19. weight gain

Less common

  1. Indigestion
  2. severe nausea or vomiting

Incidence not known

  1. Blurred vision
  2. chest pain or discomfort
  3. dilated neck veins
  4. extreme tiredness or weakness
  5. inability to speak
  6. irregular breathing
  7. irregular heartbeat
  8. loss of consciousness
  9. no blood pressure or pulse
  10. seizures
  11. severe or sudden headache
  12. slurred speech
  13. stopping of the heart
  14. temporary blindness
  15. weakness in the arm or leg on one side of the body, sudden and severe

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. Body aches or pain
  2. changes in appetite
  3. chills
  4. cough
  5. ear congestion
  6. headache
  7. loss of voice
  8. nasal congestion
  9. nausea
  10. runny nose
  11. sneezing
  12. sore throat
  13. trouble sleeping
  14. unusual tiredness or weakness
  15. vomiting

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.