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Indium in 111 pentetreotide (Injection)

Indium In 111 Pentetreotide (IN-dee-um In 111 pen-te-TREE-oh-tide)

Given as part of a medical test. Helps tumors show more clearly on an x-ray or scan. This medicine is a radioactive contrast agent.

Brand Name(s):


There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

You should not receive this medicine if you have had an allergic reaction to indium In-111 or to pentetreotide.

How to Use This Medicine:


  • Your doctor will prescribe your dose and schedule. This medicine is given through a needle placed in a vein.
  • A nurse or other health provider will give you this medicine.
  • You will need to drink extra fluids for at least one day before your x-ray or scan. Your doctor may ask you to use a laxative before and after your scan to help you empty your bowel. These steps will help your body get rid of the radioactive portion of this medicine as quickly as possible.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • Make sure your doctor knows if you are also using octreotide (Sandostatin®).

Warnings While Using This Medicine:

  • Make sure your doctor knows if you are pregnant or breast feeding. Tell your doctor if you have kidney disease, gallstones, diabetes, or a tumor of your pancreas.
  • Receiving this medicine will expose you to a small amount of radiation. Your caregivers will take precautions to protect you from receiving too much radiation. Talk with your doctor if you have any concerns about this.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
  • Confusion, drowsiness, blurred vision, fast heartbeat, headache that will not go away.
  • Feeling shaky, sweaty, or extremely hungry.
  • Lightheadedness or fainting.
  • Nausea or vomiting, stomach pain that comes and goes.
  • Pain in your upper right stomach or shoulder.
  • Yellowing of your skin or the whites of your eyes.

If you notice these less serious side effects, talk with your doctor:

  • Dizziness, headache, or weakness.
  • Increased sweating.
  • Mild fever.
  • Mild nausea, diarrhea, or stomach pain.
  • Pain at the skin area where the needle is placed.
  • Warmth, redness, or paleness in your face.

If you notice other side effects that you think are caused by this medicine, tell your doctor

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

Last Updated: 11/4/2014
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