Patient Medication Information: uses, side effects, how to take - Ondansetron Injection USP (Accord Healthcare, PM 00015958)
ABOUT THIS MEDICATION
What the medication is used for:
The name of your medicine is Ondansetron Injection USP (ondansetron hydrochloride dihydrate). This medicine is one of a group called antiemetics.
Ondansetron Injection USP is used for:
the prevention of nausea (feeling of sickness) and vomiting
associated with emetogenic chemotherapy and radiotherapy.
the prevention and treatment of post-operative nausea and
vomiting.
What it does:
Treatments such as general anaesthesia, cancer chemotherapy and radiotherapy are thought to cause the release of a natural substance (serotonin), which can cause you to feel sick and to vomit. Ondansetron Injection USP helps to stop this from happening, thus preventing you from vomiting or feeling sick.
When it should not be used:
Do not take Ondansetron Injection USP if:
you have a history of hypersensitivity (an allergic reaction) to
any ingredient (see What the nonmedicinal ingredients are) in Ondansetron Injection USP.
if you are pregnant, or likely to become pregnant, or if you are
breast feeding a baby. However, there may be circumstances when your doctor advises you to use this medicine during pregnancy.
- if you are taking apomorphine (used to treat Parkinson’s disease).
What the medicinal ingredient is:
Ondansetron Injection USP contains ondansetron (as ondansetron hydrochloride dihydrate) as the medicinal ingredient.
What the nonmedicinal ingredients are:
Ondansetron Injection USP (as hydrochloride dihydrate) [preservative free]:
Ondansetron Injection USP (2 mL and 4 mL ampoules) contains the following nonmedicinal ingredients: citric acid monohydrate, sodium chloride, sodium citrate dihydrate, sodium hydroxide, hydrochloric acid and water for injection.
Ondansetron Injection USP (as hydrochloride dihydrate) [with preservatives]:
Ondansetron Injection USP (20 mL vial) contains the following nonmedicinal ingredients: methylparaben (as preservative), propylparaben (as preservative), citric acid monohydrate, sodium chloride, sodium citrate dihydrate and water for injection.
What dosage forms it comes in:
Ondansetron Injection USP (as hydrochloride dihydrate) [preservative free]:
Ondansetron 2 mg/mL (as hydrochloride dihydrate) for intravenous use is supplied in 2 mL (4 mg) and 4 mL (8 mg) ampoules, in a plastic tray of 10 ampoules, packed in a carton.
Ondansetron Injection USP (as hydrochloride dihydrate) [with preservatives]:
Ondansetron 2 mg/mL (as ondansetron hydrochloride dihydrate) for intravenous use is supplied in 20 mL (40 mg) packed in individual cartons.
WARNINGS AND PRECAUTIONS
BEFORE you use Ondansetron Injection USP talk to your doctor or pharmacist if:
you have a history of hypersensitivity (an allergic reaction)
to any ingredient in Ondansetron Injection USP.
- you are pregnant or likely to become pregnant.
- you are breast feeding a baby.
- you have liver problems.
- you have signs of intestinal obstruction.
- you have a history of heart problems.
If you experience wheezing and tightness of the chest, heart throbbing, swelling of eyelids, face or lips, or develop a skin rash, skin lumps or hives, tell your doctor immediately.
INTERACTIONS WITH THIS MEDICATION
It is important that your doctor know about all your medication so that you get the best possible treatment. Tell your doctor about all the medicines you are taking including those you have bought yourself. If you are taking any medicines containing tramadol, Ondansetron Injection USP may decrease its effectiveness.
PROPER USE OF THIS MEDICATION
Ondansetron Injection USP is not self administered by individual. It should be administered under the supervision of a health professional.
Usual dose:
Chemotherapy Induced Nausea and Vomiting You will receive Ondansetron Injection USP by intravenous infusion. Based on how likely you are to experience nausea and/or vomiting, caused by your cancer treatment, your doctor will determine the appropriate dose for you.
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Adult: The dose of Ondansetron Injection USP will be between 8 and 32 mg before your chemotherapy, depending on the potential of your chemotherapy treatment to cause you to vomit and/or have nausea. You may also receive Ondansetron Injection USP after your chemotherapy. The total daily dose does not exceed 32 mg.
Children (4 to 12 years): The dose is 3 to 5 mg/m2 just before chemotherapy.
Post-Operative Nausea and Vomiting:
Adult: For prevention of post operative nausea and vomiting, the dose is 4 mg at the time of surgery. For treating post operative nausea and vomiting, the dose is 4 mg after surgery.
If you have a liver problem, your dose may be altered.
SIDE EFFECTS AND WHAT TO DO ABOUT THEM
You may experience headaches, a feeling of warmness, flushing or constipation, while taking Ondansetron Injection USP. You may also experience pain, redness and burning at the injection site.
If your nausea (feeling of sickness) or vomiting do not improve while taking Ondansetron Injection USP, consult your doctor for further advice.
If you feel unwell or have any symptoms that you do not understand, you should contact your doctor immediately.
| SERIOUS SIDE EFFECTS, HOW OFTEN THEY HAPPEN AND WHAT TO DO ABOUT THEM | |||||||
| Frequency | Side Effect/ Symptoms | Talk with | |||||
| your Doctor | |||||||
| immediately | |||||||
| Uncommon | Heart problems such as | X | |||||
| fast/slow heart beat, chest pain | |||||||
| Seizures | X | ||||||
| Upward rolling of the eyes, | X | ||||||
| abnormal muscular | |||||||
| stiffness/body | |||||||
| movements/shaking | |||||||
| Rare | Eye problems such as blurred | X | |||||
| vision | |||||||
| Immediate allergic reaction and | X | ||||||
| symptoms such as swelling of | |||||||
| the mouth, throat, difficulty in | |||||||
| breathing, rash, hives, increased | |||||||
| heart rate | |||||||
| Disturbance in heart rhythm | X | ||||||
| (sometimes a sudden loss of | |||||||
| consciousness) | |||||||
| Very Rare | Eye problems such as | X | |||||
| temporary blindness | |||||||
This is not a complete list of side effects. For any unexpected effects while taking Ondansetron Injection USP, contact your doctor.
HOW TO STORE IT
Ondansetron Injection USP should be stored between 15°C – 30°C. It should not be frozen and it should be protected from light. Injection must not be autoclaved.
Intravenous solutions should be prepared at the time of infusion. Ondansetron Injection USP, when diluted with the recommended intravenous solutions, should be used within 24 hours if stored at room temperature or used within 72 hours if stored in a refrigerator, due to possible microbial contamination during preparation.
REPORTING SUSPECTED SIDE EFFECTS
You can report any suspected adverse reactions associated with the use of health products to the Canada Vigilance Program by one of the following 3 ways: --------------------------------------------------------------------------
- Report online at www.healthcanada.gc.ca/medeffect
- Call toll-free at 1-866-234-2345
Complete a Canada Vigilance Reporting Form and:
- Fax toll-free to 1-866-678-6789, or
Mail to: Canada Vigilance Program Health Canada
Postal Locator 0701E
Ottawa, Ontario
K1A 0K9
Postage paid labels, Canada Vigilance Reporting Form and the adverse reaction reporting guidelines are available on the MedEffect™ Canada Web site at
www.healthcanada.gc.ca/medeffect.
NOTE: Should you require information related to the management of side effects, contact your health professional. The Canada Vigilance Program does not provide medical advice.
MORE INFORMATION
This leaflet does not contain the complete information about your medicine. If any questions remain unanswered or you are not sure about something, you should ask your doctor or pharmacist.
This document plus the full product monograph, prepared for health professionals can be found by contacting sponsor,
Accord Healthcare Inc.
3100 Steeles Ave E., Unit # 605
Markham ON L3R8T3
Canada
Tel: 1-866-296-0354
