Letermovir Injection

Brands: Prevymis

Uses

For preventing viral infection.

Instructions

This medicine is given as an IV injection into a vein.

Always inspect the medicine before using.

The liquid should be clear or light yellow.

Do not use the medicine if it contains any particles or if it has changed color.

Do not shake the medicine before using.

Keep the medicine in its original container.

Store this medicine at room temperature - below 77 degrees F (25 degrees C).

Protect medicine from light.

Speak with your nurse or pharmacist about how long the medicine can be stored safely at room temperature or in the refrigerator before it needs to be discarded.

Never use any medicine that has expired.

Discard any remaining medicine after your dose is given.

Please ask your doctor, nurse, or pharmacist how to discard unused medicines safely.

This medicine should only be used by a person who has been trained to recognize when and how it should be used.

Space doses evenly to keep a steady amount of medicine in the body.

If you forget to take a dose on time, take it as soon as you remember. If it is almost time for the next dose, do not take the missed dose. Return to your normal schedule. Do not take 2 doses at one time.

Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.

Keep using this medicine for the full number of days that it is prescribed. Do not stop the medicine even if you start to feel better.

Keep all appointments for medical exams and tests while on this medicine.

Do not take the medicine more than once during 24 hours.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Do not use the medication any more than instructed.

Contact your doctor if you notice a change in the amount or darkening of your urine.

Contact your doctor if you develop any signs of a new infection such as fever, cough, sore throat, or chills.

Tell the doctor or pharmacist if you are pregnant, planning to be pregnant, or breastfeeding.

Do not take St. John's wort while on this medicine.

Ask your pharmacist how to properly throw away used needles or syringes.

Do not share this medicine with anyone who has not been prescribed this medicine.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

• coughing
• diarrhea
• swelling of the legs, feet, and hands
• headaches
• nausea and vomiting

Call your doctor or get medical help right away if you notice any of these more serious side effects:

• fast or irregular heart beats
• signs of kidney damage (such as change in urine color or bubbly urine)

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Extra

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.

IMPORTANT NOTE: This document tells you briefly how to take your medicine, but it does not tell you all there is to know about it. Your doctor or pharmacist may give you other documents about your medicine. Please talk to them if you have any questions. Always follow their advice. There is a more complete description of this medicine available in English. Scan this code on your smartphone or tablet or use the web address below. You can also ask your pharmacist for a printout. If you have any questions, please ask your pharmacist. The display and use of this drug information is subject to Terms of Use. Copyright(c) 2023 First Databank, Inc.