Ondissolve in the Prophylaxis/Rescue of Radiation Induced Nausea and Vomiting
Nausea, Vomiting
About this trial
This is an interventional prevention trial for Nausea
Eligibility Criteria
Inclusion Criteria:
- Informed consent
- Patient will receive palliative radiation therapy considered emetogenic for bone metastases.
- Group 1: At least mild nausea and/or at least mild vomiting as recorded in the Baseline Nausea and Vomiting Data Collection Sheet
- Group 2: Nausea and vomiting recorded as 'none' in the Baseline Nausea and Vomiting Data Collection Sheet
Exclusion Criteria:
- Patient is scheduled to receive cranial radiation therapy during or within 10 days following completion of protocol RT.
- Patient received cranial RT within 7 days prior to commencement of protocol RT.
- Patient is scheduled to receive chemotherapy during or within 10 days following completion of protocol RT.
- Patient received moderately or highly emetogenic chemotherapy within 7 days prior to commencement of protocol RT.
- Patient is scheduled to change regimen/dose or start the use of corticosteroids (inhaled or topical permitted), or other medications considered to have antiemetic activity within 48 hours of protocol RT.
- Patient is scheduled to change regimen/dose or start the use of corticosteroids (inhaled or topical permitted), or other medications considered to have antiemetic activity during or within 10 days following completion of protocol RT.
- Patient is allergic to protocol medication.
- Patient has a Karnofsky Performance Status score <40.
- Patient is a woman who is pregnant or of childbearing potential and is not using contraceptive measures.
Sites / Locations
- Odette Cancer Centre, Sunnybrook Health Sciences Centre
Arms of the Study
Arm 1
Arm 2
Experimental
Experimental
Secondary prophylaxis
Primary prophylaxis
Patients already experiencing mild nausea/vomiting within 24 hours before radiotherapy. Intervention is 8mg of ondansetron (Ondissolve) on the day of radiation treatment at least 1 hour prior to treatment and repeated approx. 608 hours later in the day (bid). For patients who are treated with 20Gy/5 fractions, or 30Gy/10 fractions, they will take ondansetron twice (bid) on each day of treatment, at least 1 hour prior to treatment, and also on weekends or holidays in between treatment.
Patients experiencing no nausea and vomiting 24 hours before commencement of radiotherapy. Intervention is 8mg of ondansetron (Ondissolve) on the day of radiation treatment at least 1 hour prior to treatment and repeated approx. 608 hours later in the day (bid). For patients who are treated with 20Gy/5 fractions, or 30Gy/10 fractions, they will take ondansetron twice (bid) on each day of treatment, at least 1 hour prior to treatment, and also on weekends or holidays in between treatment.