<qa>  What is the risk for chemotherapy induced nausea and vomiting related to?The risk for chemotherapy induced nausea and vomiting is related to the anti-neoplastic agents administered and to patient related factors. Emetogenic potential is affected by the intrinsic emetogenicity of the chemotherapy drugs, the combination of agents, the doses administered and the rate of administration. Patient related factors include: 1. gender-increased risk in females 2. age-increased risk in younger, premenopausal patients 3. history of alcohol intake-low chronic intake decreases risk 4. history of motion sickness-increases risk 5. hyperemesis during pregnancy-increases risk. 