Antiemetic

ondansetron

treats nausea + vomiting; blocks serotonin receptors in the chemoreceptor trigger zone

side effects of ondanstron

headache, constipation, diarrhea, QT prolongation

Ondansetron nursing implications

monitor EKG for QT prolongation

promethazine and meclizine uses and how they work

used for nausea + vomiting, motion sickness; block effects of histamine and anticholinergic activity

promethazine and meclizine side effects

drowsiness, dry mouth

antiemetic with chemotherapy intervention

administer antiemetic prior to chemo

metoclopramide

treats nausea, vomiting, GERD, + gastroparesis

gastroparesis cause + effect

diabetes; delayed gastric emptying

metoclopramide action

accelerates gastric emptying

metoclopramide side effects

drowsiness, GI upset, extrapyramidal symptoms (muscle rigidity, tremors, tardive dyskinesia)