Technetium tc 99m pentetate (By breathing, by injection)
Technetium Tc 99m Pentetate (tek-NEE-shee-um Tc 99m PEN-te-tate)
Used to help your doctor see images of your kidneys, brain, or lungs to see how well they are working.
There may be other brand names for this medicine.
When This Medicine Should Not Be Used:
This medicine is not right for everyone. You should not receive it if you had an allergic reaction to technetium Tc 99m pentetate.
How to Use This Medicine:
Liquid Under Pressure, Injectable
- A doctor or other health professional will give you this medicine. This medicine is given through a needle placed into one of your veins before you have a brain or kidney scan. It may also be given using a nebulizer before you have a lung scan.
- You will need to rinse your mouth, cough, and spit out the medicine from your throat after receiving it using a nebulizer.
- You will need to urinate right away after your exam and as often as you can for 4 to 6 hours after you receive this medicine. 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.
Drugs and Foods to Avoid:
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Warnings While Using This Medicine:
- Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, or if you have lung or breathing problems (including asthma or COPD).
- This medicine may cause lung or breathing problems.
- You will be exposed to radiation when you are given this medicine. Talk with your doctor if you have concerns about this.
- Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.
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
If you notice these less serious side effects, talk with your doctor:
- Pain, itching, burning, swelling, or a lump under your skin where the needle is placed
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: 8/5/2022
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