Generic Name: Letermovir Injection (le term oh vir)
Medically reviewed on September 5, 2018
Uses of Letermovir Injection:
- It is used to prevent cytomegalovirus (CMV) infection in people who have had a stem cell transplant.
What do I need to tell my doctor BEFORE I take Letermovir Injection?
- If you have an allergy to letermovir injection or any part of letermovir injection.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have any of these health problems: Kidney disease or liver disease.
- If you are taking any of these drugs: Dihydroergotamine, ergonovine, ergotamine, methylergonovine, pimozide, or rifampin.
- If you are taking letermovir injection with cyclosporine and you are also taking any of these drugs: Repaglinide or a statin drug like pitavastatin or simvastatin.
This is not a list of all drugs or health problems that interact with letermovir injection.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take letermovir injection with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Letermovir Injection?
- Tell all of your health care providers that you take letermovir injection. This includes your doctors, nurses, pharmacists, and dentists.
- This medicine interacts with many other drugs. The chance of side effects may be raised or how well letermovir injection works may be lowered. Check with your doctor and pharmacist to make sure that it is safe for you to take letermovir injection with all of your other drugs (prescription or OTC, natural products, vitamins).
- This medicine may affect how much of some other drugs are in your body. If you are taking other drugs, talk with your doctor. You may need to have your blood work checked more closely while taking letermovir injection with your other drugs.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using letermovir injection while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
How is this medicine (Letermovir Injection) best taken?
Use letermovir injection as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- It is given as an infusion into a vein over a period of time.
What do I do if I miss a dose?
- Call your doctor to find out what to do.
See also: Dosage Information (in more detail)
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Swelling in the arms or legs.
What are some other side effects of Letermovir Injection?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Loose stools (diarrhea).
- Upset stomach or throwing up.
- Feeling tired or weak.
- Belly pain.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
See also: Side effects (in more detail)
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Letermovir Injection?
- If you need to store letermovir injection at home, talk with your doctor, nurse, or pharmacist about how to store it.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about letermovir injection, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about letermovir
- Letermovir Side Effects
- During Pregnancy
- Dosage Information
- Drug Interactions
- En Español
- Drug class: miscellaneous antivirals
- Letermovir oral/injection
- Letermovir Tablets
- Letermovir (Advanced Reading)
- Letermovir Intravenous (Advanced Reading)
Other brands: Prevymis