Drug Formulary information is intended for use by healthcare professionals. It is not intended to be medical advice. Some of the information, including information about funding for cancer drugs, does not apply to all patients. Cancer treatment plans are unique to each patient. If you are a patient, please speak with your healthcare team to understand how this information applies to you.
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drug-infosheet
streptozocin
Other Name: Zanosar®
- For treating a certain type of cancer arising in the pancreas.
- Tell your doctor if you have/had significant medical condition(s), especially if you have / had kidney disease or any allergies.
- Streptozocin may harm the unborn baby.
- Let your doctor know if you are breastfeeding, pregnant or plan to become pregnant.
- People who have cancer are at a higher risk of developing other cancers or blood clots. Also, some cancer medications may increase these risks. You should discuss these with your doctor.
- Do not use streptozocin if you are pregnant. If there is ANY chance that you or your partner may become pregnant, you and your partner together must:►Use 2 effective forms of birth control at the same time while taking this drug: Keep using birth control until 6 months after the last dose (general recommendation). Discuss with your healthcare team.
- Tell your doctor right away if you or your partner becomes pregnant.
- Do not breastfeed while on streptozocin treatment.
- Effects on Fertility: Probable
- Effects on Fertility: Probable
This drug is given by injection into a vein.
This medication can interact with other medications and can result in the treatment not working as well or cause severe side effects.
Make sure your health care team knows about all your medications (prescription, over-the-counter, herbals and supplements). Check with your health care team before starting or stopping any of them.
The following side effects are common or severe. You may not have all of the side effects. Other side effects may occur. If you have any unusual or bothersome symptoms, discuss with your doctor.
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Unusual bleeding or bruising You may have black stools, cough up blood, blood in your urine, purple or red dots on your skin or bleeding that will not stop. Fever, chills, infection You have a fever if your temperature taken in your mouth (oral temperature) is:
While you are getting chemotherapy treatments:
If you have a fever, talk to your health care team or go to the closest emergency room. |
Get emergency medical help right away | ||||
Nausea and vomiting
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Contact your health care team if no improvement or if severe | ||||
Proteins in Urine; Kidney problems
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Get emergency medical help right away | ||||
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Liver problems |
Get emergency medical help right away | ||||||
Salt imbalances |
Get emergency medical help right away | ||||||
Poor Appetite; don't feel like eating; weight loss
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Contact your health care team if no improvement or if severe | ||||||
Diarrhea
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Contact your health care team if no improvement or if severe | ||||||
Pain, burning, redness, or swelling on skin where drug was injected
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Get emergency medical help right away | ||||||
For more links on how to manage your symptoms go to https://www.cancercareontario.ca/en/symptom-management.
The information set out in the medication information sheets, regimen information sheets, and symptom management information (for patients) contained in the Drug Formulary (the "Formulary") is intended to be used by health professionals and patients for informational purposes only. The information is not intended to cover all possible uses, directions, precautions, drug interactions or side effects of a certain drug, nor should it be used to indicate that use of a particular drug is safe, appropriate or effective for a given condition.
A patient should always consult a healthcare provider if he/she has any questions regarding the information set out in the Formulary. The information in the Formulary is not intended to act as or replace medical advice and should not be relied upon in any such regard. All uses of the Formulary are subject to clinical judgment and actual prescribing patterns may not follow the information provided in the Formulary.
Last Updated: July 27, 2026