What is this medicine?
CIDOFOVIR (si DOF o veer) is an antiviral medicine. It is used to treat or prevent infections caused by certain kinds of viruses. It is commonly used to treat cytomegalovirus (CMV) infections of the eye.
How should I use this medicine?
This medicine is for infusion into a vein. It is given by a health care professional in a hospital or clinic setting.
You will need to take another medicine, probenecid, with this medicine. Take all of your medicine as directed. Do not skip doses or stop your medicine early.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
changes in hearing, 'ringing' in the ears
changes in vision
fast, irregular heartbeat
fever or chills, sore throat
general ill feeling or flu-like symptoms
swelling of the ankles, hands, feet
trouble passing urine or change in the amount of urine
unusually weak or tired
yellowing of the eyes or skin
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
loss of hair
What may interact with this medicine?
Do not take this medicine with any of the following medications:
medicines for infection like acyclovir, adefovir, amphoterin B, bacitracin, cidofovir, foscarnet, ganciclovir, gentamicin, pentamidine, vancomycin
NSAIDS, medicines for pain and inflammation, like ibuprofen or naproxen
This medicine may also interact with the following medications:
What if I miss a dose?
It is important not to miss your dose. Call your doctor or health care professional if you are unable to keep an appointment.
Where should I keep my medicine?
This drug is given in a hospital or clinic and will not be stored at home.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of these conditions:
low levels of white cells in the blood
previous treatment with foscarnet
an unusual or allergic reaction to cidofovir, probenecid, other medicines, foods, dyes, or preservatives
pregnancy or recent attempts to get pregnant
What should I watch for while using this medicine?
Visit your doctor or health care professional for regular checks on your progress. You will need regular blood checks. Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.
This medicine is used to treat cytomegalovirus (CMV) infections of the eye(s). This medicine is not a cure for CMV. Life long therapy may be needed.
Women should inform their doctor if they wish to become pregnant or think they might be pregnant. There is a potential for serious side effects to an unborn child. Talk to your health care professional or pharmacist for more information. Women: use effective birth control methods during treatment with this medicine and for 1 month after stopping therapy. Men: use barrier contraceptive methods during treatment with this medicine and for 3 months after stopping therapy.
This medicine has caused breast cancer in animal studies. Talk to your doctor about the risks and benefits of taking this medicine.