Let's learn about the Fosdenopterin vaccine (a medicine for Molybdenum Cofactor Deficiency)

Bringing a newborn baby home is a joy for a family. But sometimes, some babies can be born with very rare genetic conditions. It is normal for us to feel very scared and worried when we hear about these. But today, because medical science has advanced a lot, there are now solutions for many diseases that previously had no treatment. Today, we are going to talk about a special medicine that is given for such a rare condition. That is the Fosdenopterin vaccine.

What is this Fosdenopterin? What does it do?

Simply put, Fosdenopterin (brand name: Nulibry) is a drug that is used to treat a very rare genetic condition called Molybdenum cofactor deficiency (MoCD) . Okay, now let's see what MoCD is. Imagine that our body is like a big factory. In order for this factory to do everything properly, it needs different little workers called enzymes. For this enzyme to work properly, it needs another little part that helps it. We call it a cofactor. Molybdenum cofactor is one such essential helper. A person with MoCD has a genetic defect in their body that prevents it from making this Molybdenum cofactor. Then, because of this helper, some enzymes do not work. As a result, toxins that are harmful to the body start to accumulate in the body. These toxins, especially those that cause fatal damage to the brain, are what happens in MoCD. This is where a drug called Fosdenopterin comes in. What this drug does is provide the Molybdenum cofactor that the body cannot produce from outside. It's like bringing in a missing worker from the factory. Then those inactive enzymes start working again, the accumulation of toxins stops, and the damage to the brain is reduced.

Things you should tell your doctor before taking medication

Before giving this medicine to you or your baby, it is very important to discuss certain information with your doctor. Because the success and safety of the treatment depends on that information. Here are some things to be sure to mention:

• Allergies : Tell us if you have any allergies to Fosdenopterin or any other medicine, food, dyes, or preservatives.
• Pregnancy : If you are pregnant, trying to get pregnant, or suspect you are pregnant, you should definitely tell your doctor.
• If you are a breastfeeding mother: If you are a breastfeeding mother, inform the doctor about this as well.

If you tell us this information honestly and without hiding it, it will greatly help the medical team to provide you with the most appropriate and safest treatment.

How do you use this medicine?

Fosdenopterin is an injection that is injected into a vein. It is usually given by a medical team in a hospital or clinic. However, in some cases, it can be given outside the hospital, at home. If this happens, you have nothing to worry about. The medical team will train you thoroughly on how to prepare and give this medicine correctly.

• Follow the instructions exactly: It is very important to take the medicine exactly as your doctor tells you, at the right time, every day. Continue taking it until your medical team tells you to stop.
• Used needles and syringes: This is a very important point. Never throw used needles and syringes in the trash. There is a special container for them (sharps container). If you don't have one, you can ask your doctor or medical team for one. This will protect you, your family, and the environment.
• Instructions for Use: Read the INSTRUCTIONS FOR USE that comes with this medicine carefully. If you have any questions about the contents, ask your medical team for clarification.

What to do if you miss a dose?

This varies slightly depending on where the medicine is obtained.

• If you are taking your medication at a hospital or clinic: If you are unable to attend your scheduled appointment, call your medical team as soon as possible. It is very important not to miss your scheduled appointment.
• If you are taking your medicine at home: If you miss a dose, take it as soon as you remember. But when you take your next dose, wait at least 6 hours before you take the missed dose. Never take a double dose or an extra dose. If you are unsure, talk to your healthcare team for advice.

What to do if you overdose?

If you think you have taken too much medicine, immediately call the National Poisons Information Centre at the National Hospital in Colombo, or go to the Emergency Department (ETU) of the nearest hospital.

Things to be careful about when using the medicine

• Other medications: This medication is not expected to interact with other medications. However, it is safest to tell your doctor about all other medications you are taking (including vitamins , herbal remedies, and supplements). Also, tell your doctor if you smoke or drink alcohol .
• Protect yourself from the sun: This is very important. Your skin may become very sensitive to the sun while taking this medicine. Therefore, avoid going out in the sun as much as possible. If you must go out, wear clothing that covers your skin well and use a good sunscreen. Do not use sun lamps or tanning beds.
• Regular check-ups: Be sure to go to your doctor's appointments. You should regularly check how your treatment is going. If your symptoms are not improving or seem to be getting worse, let your medical team know.

What are the possible side effects of this medicine?

Like any medicine, Fosdenopterin can cause some side effects. However, not everybody gets them. Some of these are serious, while others are common. The most important thing is to be aware of them. This list does not include all possible side effects. If you experience any unusual symptoms, talk to your doctor for medical advice.

How to store the medicine?

It is very important to store this medicine properly. If stored incorrectly, the medicine may lose its effectiveness.

• Keep out of reach of children: Keep out of reach of children and pets.
• Unopened vials: These should be stored in the freezer at a temperature between -25 and -10 degrees Celsius . Keep in the original carton until use. Also protect from light. Remove from the carton about 30 minutes before use.
• After mixing: After mixing the medicine, it can be stored at room temperature or in the fridge at a temperature between 2 and 8 degrees Celsius . However, it must be used within 4 hours of mixing .
• Expired medication: Throw away expired medication.

Ask your medical team for advice on how to safely dispose of unused and expired medications. Fosdenopterin, Nulibry, Molybdenum cofactor deficiency, MoCD, genetic diseases, childhood diseases, vaccine, side effects, medicine, Sri Lanka