What is Ceretec? Uses, warnings & side effects

Updated May 14, 2025  •  Published Feb 14, 2024

Ceretec overview

BRAND NAMES:

  • Ceretec, AdreView, Amyvid, Axumin, Azedra, Cardiogen-82 Generator, Choletec, Clariscan, DaTscan, Dotarem, Gludef, Hepatolite, Indiclor, MPI DMSA, Myoview

Generic Names:

  • Ceretec

Uses:

  • Used to help view blood flow in the brain. Also used to check for abdominal infection and disease., Makes parts of your body show up better during an imaging test, such as an X-ray, CT scan, or MRI. A diagnostic agent can be used for making images of many different body parts, including your kidneys, head, lungs, breast, gallbladder, heart, or blood vessels.

Therapeutic Classes:

  • Diagnostic Agent, Radiopharmaceutical Imaging, Diagnostic Agent, Radiopharmaceutical Agent

Forms:

  • Injectable

How it’s taken:

  • By injection

What is Ceretec used for?

What form(s) does Ceretec come in?

  • Injectable

What are common Ceretec dosages?

  • Box 1 kit

How to take Ceretec

  • A doctor or other health professional will give you this medicine. This medicine is given through a needle placed in a vein.

  • Drink plenty of fluids before and after you receive this medicine so you will pass more urine. This will help flush the medicine from your body.

  • Your doctor will prescribe your exact dose and tell you when it should be given. This medicine can be given different ways, depending on what part of your body the doctor needs to see. This medicine may be given through a needle or catheter (plastic tube) placed in one of your veins.

  • Injection routeA nurse or other health provider will give you this medicine.

  • You will be given this medicine before the test. Some tests can be done right away. For other tests, you might have to wait because the diagnostic agent needs time to get to the correct parts of your body. Your caregiver should tell you how much time there needs to be between giving you the medicine and doing the test.

  • Ask your caregiver if you should or should not eat or drink before the test.

  • You might be given other medicines along with the diagnostic agent. Tell your doctor if you cannot use a narcotic medicine.

  • Make sure your caregiver knows if you are having any other tests. You might need to wait if you are having another medicine for another test.

  • Ask your caregiver if you should drink extra fluids for the next 4 to 6 hours after the test, so you will pass more urine. This will prevent the exposure of your bladder from the risks of radiation.

  • Sometimes the radioactive part of this medicine will leave your body in your urine. If this is true for the medicine you are using, your caregiver should give you special instructions. Carefully follow all instructions from your doctor. You might have to flush the toilet twice after you go to the bathroom. Use a tissue to wipe up blood or urine spills, then flush the tissue down the toilet. Wash your hands with soap and water after you use the toilet or clean up urine and blood spills. If blood, urine or stools soil the clothing, the clothing should be washed separately.

What to do if you miss a dose of Ceretec

Ceretec contraindications - Who shouldn't take Ceretec?

  • This medicine is not right for everyone. You should not receive it if you had an allergic reaction to technetium or exametazime.

  • Make sure your doctor and the person who gives you this medicine know if you have had an allergic reaction to any diagnostic agent. Some names of diagnostic agents are gallium citrate, technetium, thallous chloride, indium, Cardiolite®, Choletec®, Hepatolite®, Miraluma®, NeoTect®, Neurolite®, or Pulmolite®.

Ceretec warnings

  • Tell your doctor if you are pregnant or breastfeeding. Do not breastfeed for at least 60 hours after you receive this medicine. Pump the milk and throw it away.

  • You will be exposed to radiation when you are given this medicine. Talk with your doctor if you have concerns about this.

  • Tell your doctor if you have kidney disease.

  • Make sure your doctor knows if you are pregnant. A woman who is capable of becoming pregnant might need to have this test done during the first 10 days after her menstrual period starts.

  • If you are breast feeding an infant, you may need to stop breast feeding for a short time after receiving this medicine. Talk to your doctor about the length of time you need to formula feed your baby.

  • Tell your doctor if you have had an allergic reaction to iodine or benzyl alcohol. Make sure your doctor knows if you have diabetes, kidney disease, liver disease, heart disease, or hypocalcemia (low calcium levels). Tell your doctor if you have a kind of tumor called an insulinoma. Make sure your doctor knows if you have problems with your pancreas or gallbladder, or if you have pulmonary hypertension (high pressure in your lungs).

  • While using this medicine, you may be exposed to radiation. Talk to your doctor about the risks and about precautions you need to take.

  • If you are having a test done on your heart, tell your caregiver right away if you have any chest pain, trouble breathing, unusual tiredness, uneven heartbeat, or lightheadedness during the test.

  • Gallium will stay in your body for a longer time than other diagnostic agents. Ask your caregiver for special follow-up instructions if you will be receiving gallium.

  • The specific test you are having might have its own side effects or risks. Talk with you health caregiver about the test and what you should expect during and after the test.

  • Skin rash, severe itching or redness.

  • Warmth or redness in your face, neck, arms, or upper chest.

Ceretec interactions & what to avoid when taking Ceretec

  • Tell your doctor if you are pregnant or breastfeeding. Do not breastfeed for at least 60 hours after you receive this medicine. Pump the milk and throw it away.

  • Tell your doctor if you have kidney disease.

  • You will be exposed to radiation when you are given this medicine. Talk with your doctor if you have concerns about this.

  • Make sure your doctor knows if you have used meperidine (Demerol®) or morphine (OxyContin®, Roxanol®) recently.

  • If you are breast feeding an infant, you may need to stop breast feeding for a short time after receiving this medicine. Talk to your doctor about the length of time you need to formula feed your baby.

  • Tell your doctor if you have had an allergic reaction to iodine or benzyl alcohol. Make sure your doctor knows if you have diabetes, kidney disease, liver disease, heart disease, or hypocalcemia (low calcium levels). Tell your doctor if you have a kind of tumor called an insulinoma. Make sure your doctor knows if you have problems with your pancreas or gallbladder, or if you have pulmonary hypertension (high pressure in your lungs).

  • While using this medicine, you may be exposed to radiation. Talk to your doctor about the risks and about precautions you need to take.

  • If you are having a test done on your heart, tell your caregiver right away if you have any chest pain, trouble breathing, unusual tiredness, uneven heartbeat, or lightheadedness during the test.

  • Gallium will stay in your body for a longer time than other diagnostic agents. Ask your caregiver for special follow-up instructions if you will be receiving gallium.

  • The specific test you are having might have its own side effects or risks. Talk with you health caregiver about the test and what you should expect during and after the test.

Ceretec side effects - How does Ceretec make you feel?

Serious 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

  • Fast, slow, or pounding heartbeat.

  • Skin rash, severe itching or redness.

  • Warmth or redness in your face, neck, arms, or upper chest.

  • Chest pain, uneven heartbeat.

  • Itching or redness where the needle is placed.

  • Blurred vision.

  • Lightheadedness or fainting.

  • Chills, fever, severe nausea and vomiting.

Less Serious Side Effects

  • Change in your sense of taste.

  • Headache.