Has your doctor told you or someone you know has a type of cancer called a neuroendocrine tumor? Then you've probably heard of this special treatment called Lutetium Lu 177 Dotatate. It's a complicated name, but in simple terms, it's a drug that works like a 'targeted attack' that finds and destroys cancer cells. Let's talk about it in more detail.
What exactly does this medicine do?
Simply put, a neuroendocrine tumor is a type of cancer that develops in the cells that produce hormones in our bodies. This drug, called Lutetium Lu 177 Dotatate, finds those cancer cells, attaches to them, and releases a small amount of energy (radiation) to kill those cancer cells or stop them from spreading. This means that it's not just a drug, it's like radiation therapy that targets the cancer cells.
Things you need to tell your doctor before starting treatment
Before deciding if this treatment is right for you, it's important to tell your doctor about your complete health history. Be sure to tell your doctor if you have any of the conditions listed below.
| Your health status | Should I inform the doctor? |
|---|---|
| Kidney disease | It must be said. |
| Liver disease | It must be said. |
| Low blood cell levels (white blood cells, platelets, or red blood cells) | It must be said. |
| Allergic reaction to this medicine or other medicines, foods, or dyes | It must be said. |
| If you are pregnant or trying to get pregnant | Extremely important. Must be said before treatment. |
| If you are a breastfeeding mother | It must be said. |
How do you get this medicine?
This medicine is not something you can take home. It is given as an infusion through a vein, like saline, by a medical team in a hospital or clinic.
Even for children over the age of 12, this treatment is given in some special cases. However, there are special precautions that need to be followed.
Since this is given in a hospital setting, the risk of overdose is very low. However, if you suspect that something has happened, immediately report it to the hospital's Emergency Treatment Unit (ETU) or the National Poisons Information Centre at the Colombo National Hospital .
Things you should be especially careful about during treatment
There are several things you need to consider for your safety and the safety of those around you while undergoing this treatment.
Side effects and discomfort
It is normal to feel a little uncomfortable during cancer treatment, as it can also affect healthy cells. This is common with cancer treatments. So, tell your medical team about any side effects you experience. But, do not stop treatment until your doctor tells you to.
Be careful about radioactivity.
This is very important. After you receive this medicine, there may be radioactivity in your urine for up to 30 days .
Therefore, to ensure that those at home with you, especially young children and pregnant women, are not affected by this radiation, you must strictly follow the instructions given by your medical team. For example:
- Using a separate toilet.
- Flushing twice after using the toilet.
- Limiting time spent in close contact with others.
The doctor will give you clear instructions like this.
Pregnancy, breastfeeding and fertility
- This medicine can cause serious birth defects , so a pregnancy test is done before starting treatment.
- If you are a woman of childbearing potential, you should use a highly reliable method of birth control during treatment and for 7 months after stopping treatment.
- If your partner is of childbearing potential, she must use reliable birth control during treatment and for 4 months after stopping treatment.
- Do not breastfeed during treatment and for 2.5 months after the last dose.
- This medicine may affect fertility. If you have any concerns about this, talk to your doctor.
Protect yourself from infections
This medicine may reduce the body's ability to resist disease. Therefore,
- If you develop symptoms such as fever, cold, or sore throat, do not self-medicate and tell your doctor.
- Try to stay away from people who are sick.
- Do not take painkillers such as aspirin, acetaminophen, and ibuprofen without your doctor's advice, as these may suppress the fever and make it difficult to detect an infection.
- When brushing and flossing, do it slowly, as your gums are more likely to bleed. If you are undergoing any dental treatment, tell your dentist that you are taking this medicine.
What are the possible side effects of this medicine?
Like any medicine, this one can have side effects. Some are serious, some are common.
| Type of side effect | Symptoms |
|---|---|
| If you experience these symptoms, tell your doctor immediately. | |
| Allergic reactions / Angioedema | Skin rash, itching, swelling of the face, eyes, lips, tongue, hands or feet, difficulty swallowing or breathing. |
| Kidney injury | Decreased urine output, swelling of the ankles, hands, or feet. |
| Liver injury | Pain in the upper right side of the stomach, loss of appetite, nausea, light-colored stools, dark yellow or brown urine, yellowing of the eyes or skin, unusual tiredness. |
| Increased blood sugar (Hyperglycemia) | Increased thirst, frequent urination, unusual fatigue, blurred vision. |
| Infection | Fever, chills, cough, sore throat. |
| Decreased red blood cell count | Unusual fatigue, dizziness, headache, difficulty breathing. |
| Unusual bleeding or bruising | Unexplained bruising and bleeding that won't stop. |
| These are usually not serious, but if they persist, tell your doctor. | |
| Digestive system problems | Diarrhea, Nausea, Stomach pain, Vomiting. |
Take-Home Message
- Lutetium Lu 177 Dotatate is a targeted radiation therapy given for some neuroendocrine cancers.
- Before starting treatment, tell your doctor about all your health conditions, medications you are taking, and allergies.
- After treatment, your urine will be radioactive, so follow your doctor's instructions carefully to protect others.
- This medicine is very harmful during pregnancy. Therefore, use reliable birth control during treatment and for a certain period afterwards. Avoid breastfeeding.
- If you experience any symptoms such as severe allergic reactions, fever, or signs of liver or kidney damage, notify your doctor immediately.
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