Some medical and surgical treatments can make you feel sick or be sick (nausea and vomiting).
Ondansetron 4mg/5ml Oral Solution belongs to a group of medicines called anti-emetics, which can stop these effects.
This medicine is used to stop nausea and vomiting after:
Chemotherapy for cancer (in adults and children)
Radiotherapy for cancer (adults only)
an operation (adults only).