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Inhaled isopropyl alcohol for nausea 

Aromatherapy Versus Oral Ondansetron for Antiemetic Therapy Among Adult Emergency Department
Aromatherapy Versus Oral Ondansetron ... VisualAbstract #Ondansetron
Serotonin Syndrome Drug Precipitants and Pharmacology
↑ Serotonin Formation: Tryptophan, Oxitriptan
↑ Serotonin Release: Amphetamines, Cocaine, Mirtazapine
↑ Serotonin
HT antagonists (Ondansetron
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Antiemetics - Ondansetron
Medications for Acute Vertigo
 • Promethazine (Phenergan)
 • Ondansetron (Zofran)
 • Dimenhydrinate (Dramamine)
 • Prochlorperazine (Compazine)
Phenergan) • Ondansetron
Characteristics of Serotonin Syndrome and Other Hyperthermic Syndromes 
Serotonin Syndrome
 - SSRIs, second-generation antidepressants, MAOIs, linezolid,
meperidine, fentanyl, ondansetron
Common Antiemetic Dosing Regimens
Serotonin 5-HT3 Antagonists - Ondansetron Granisetron, Dolasetron, Palonosetron
Corticosteroids - Dexamethasone, Methylprednisolone 
Dopamine Receptor
Antagonists - Ondansetron
Cyclic Vomiting Syndrome (CVS) - Management Algorithm
General Approach:
 - Identify and avoid triggers
 - Good sleep
intranasal or SQ) - Ondansetron ... intranasal or SQ) - Ondansetron
Intern Pocket Cards - Inpatient Anti-Emetics Guide
Serotonin antagonists:
 • Ondansetron (Zofran), Granisetron (Kytril, Sancuso) - Headache,
antagonists: • Ondansetron
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Methadone • Ondansetron
Drug-Induced Prolonged QTc

QTc >500ms is an independent risk factor for developing Torsades des Pointes (TdP)
Drugs causing
Anti-emetics: Ondansetron