<prompt> Granisetron is used in?Motion sicknessSedation in endoscopyChemotherapy induced nausea vomitingGastroesophageal reflux disease  <response>: Ans. is c i.e., Chemotherapy induced nausea vomiting 5-HT3 blockers e.g. ondansetron, granisetron etc are the drugs of choice for chemotherapy induced nausea and vomiting. 