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Camptosar, |Camptosar Camptosar

Camptosar

Generic Name: irinotecan (eye ri noe TEE kan)
Brand Names: Camptosar

What is irinotecan?

Irinotecan is a cancer medication that interferes with the growth of cancer cells and slows their growth and spread in the body.

Irinotecan is used to treat cancers of the colon and rectum. It is usually given with other cancer medicines in a combination chemotherapy.

Irinotecan may also be used for purposes other than those listed in this medication guide.

What is the most important information I should know about irinotecan?

Your doctor may recommend you have an anti-diarrhea medicine such as loperamide (Imodium) available at all times while you are receiving irinotecan. The anti-diarrhea medication is usually taken at the first sign of loose or frequent bowel movements.

Avoid being near people who have colds, the flu, or other contagious illnesses. Contact your doctor at once if you develop signs of infection.

Do not receive a "live" vaccine while you are being treated with irinotecan, and avoid coming into contact with anyone who has recently received a live vaccine. There is a chance that the virus could be passed on to you.

What should I discuss with my healthcare provider before receiving irinotecan?

Before receiving this medication, tell your doctor if you are allergic to any drugs, or if you have:

• liver disease;

• an intestinal disorder or obstruction;

• Gilbert"s syndrome;

• diabetes;

• fructose intolerance (irinotecan contains sorbitol); or

• if you are receiving radiation treatment to your abdomen or pelvic area.

If you have any of these conditions, you may not be able to receive irinotecan, or you may need a dosage adjustment or special tests during treatment.

How is irinotecan given?

Irinotecan is given as an injection through a needle placed into a vein. You will receive this injection in a clinic or hospital setting. The medicine must be given slowly through an IV infusion, and can take up to 90 minutes to complete. The irinotecan injection is usually followed by infusions with other cancer medications. These combination chemotherapy treatments are usually given at weekly intervals for several weeks.

Before starting your irinotecan injection, you may be given medications to help prevent nausea, vomiting, diarrhea, and other side effects. You may also need to use some of these medications for at least a day after your irinotecan injection.

Your doctor may recommend you have an anti-diarrhea medicine such as loperamide (Imodium) available at all times while you are receiving irinotecan. The anti-diarrhea medication is usually taken at the first sign of loose or frequent bowel movements.

Do not take loperamide for longer than 2 full days without your doctor"s advice.

To be sure this medication is not causing harmful effects, your blood will need to be tested on a regular basis. Your kidney or liver function may also need to be tested. Do not miss any scheduled visits to your doctor.

What happens if I miss a dose?

Contact your doctor if you miss an appointment to receive your irinotecan injection.

What happens if I overdose?

Symptoms of an irinotecan overdose may include fever, chills, body aches, flu symptoms, and severe diarrhea.

What should I avoid while using irinotecan?

Avoid being near people who have colds, the flu, or other contagious illnesses. Contact your doctor at once if you develop signs of infection.

Do not receive a "live" vaccine while you are being treated with irinotecan, and avoid coming into contact with anyone who has recently received a live vaccine. There is a chance that the virus could be passed on to you.

Avoid getting this medicine on your skin. If this happens, wash the area thoroughly with soap and warm water.

Irinotecan side effects

• pale skin, easy bruising or bleeding, unusual weakness;

• loose stools, watery diarrhea;

• bloody or black stools;

• runny nose, watery eyes, increased sweating, stomach cramps, and warmth, tingling, or redness under your skin;

• fever, chills, body aches, flu symptoms;

• white patches or sores inside your mouth or on your lips;

• sudden numbness or weakness, headache, confusion, problems with vision, speech, or balance;

• chest pain, pain or swelling in one or both legs;

• swelling or irritation where the IV needle is placed;

• nausea or vomiting that keeps you from drinking enough fluids; or

• signs of dehydration, such as dry mouth, increased thirst, drowsiness, feeling light-headed, or fainting.

Less serious side effects may be more likely to occur, such as:

• loss of appetite, constipation;

• dizziness;

• redness or peeling of the skin on your hands and feet;

• cough,

• temporary hair loss.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

What other drugs will affect irinotecan?

Before receiving irinotecan, tell your doctor if you are using any of the following drugs:

• a diuretic (water pill);

• atazanavir (Reyataz);

• ketoconazole (Nizoral);

• rifabutin (Mycobutin);

• rifampin (Rifadin, Rifater, Rifamate, Rimactane);

• St. John"s wort; or

• seizure medicine such as carbamazepine (Carbatrol, Tegretol), phenobarbital (Luminal, Solfoton), or phenytoin (Dilantin).

If you are using any of these drugs, you may not be able to receive irinotecan or you may need dosage adjustments or special tests during treatment.

There may be other drugs not listed that can affect irinotecan. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Where can I get more information?

• Your doctor or pharmacist has information about irinotecan written for health professionals that you may read.

What does my medication look like?

Irinotecan injection is available with a prescription under the brand name Camptosar. Other brand or generic formulations may also be available. Ask your healthcare provider or pharmacist any questions you have about this medication, especially if it is new to you.

• Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
• Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ("Multum") is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum"s drug information does not endorse drugs, diagnose patients or recommend therapy. Multum"s drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.