In this Article

• What is irinotecan (Camptosar Injection)?
• What are the possible side effects of irinotecan (Camptosar Injection)?
• What is the most important information I should know about irinotecan (Camptosar Injection)?
• What should I discuss with my healthcare provider before receiving irinotecan (Camptosar Injection)?
• How is irinotecan given (Camptosar Injection)?
• What happens if I miss a dose (Camptosar Injection)?
• What happens if I overdose (Camptosar Injection)?
• What should I avoid while using irinotecan (Camptosar Injection)?
• What other drugs will affect irinotecan (Camptosar Injection)?
• Where can I get more information?

What happens if I miss a dose (Camptosar Injection)?

Call your doctor for instructions if you miss an appointment for your irinotecan injection.

What happens if I overdose (Camptosar Injection)?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Overdose symptoms may include some of the serious side effects listed in this medication guide.

What should I avoid while using irinotecan (Camptosar Injection)?

Avoid using a laxative or stool softener during treatment with irinotecan.

Avoid being near people who are sick or have infections. Tell your doctor at once if you develop signs of infection.

Do not receive a "live" vaccine while using 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. Live vaccines include measles, mumps, rubella (MMR), oral polio, typhoid, chickenpox (varicella), BCG (Bacillus Calmette and Guérin), and nasal flu vaccine.

Irinotecan may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.

What other drugs will affect irinotecan (Camptosar Injection)?

Before you are treated with irinotecan, tell your doctor about all other cancer medicines you have recently used.

Tell your doctor about all other medicines you use, especially:

• atazanavir (Reyataz);
• a diuretic (water pill);
• ketoconazole (Extina, Ketozole, Nizoral, Xolegal);
• rifabutin (Mycobutin);
• rifampin (Rifadin, Rifater, Rifamate, Rimactane);
• St. John's wort; or
• seizure medicine such as carbamazepine (Carbatrol, Tegretol), phenobarbital (Solfoton), or phenytoin (Dilantin).

This list is not complete and other drugs may interact with irinotecan. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.

Where can I get more information?

Your doctor or pharmacist can provide more information about irinotecan.

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.

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