The original EMS field guide has grown into the most used reference guide in EMS history, the one that EMS Magazine calls "the original and still the best." The Twenty-First Edition of the EMS Field Guide, ALS Version makes it easy for paramedics, nurses, and physicians to look up their patients' medications, check drug doses, quickly interpret 12-Lead ECGs, and much more!New in the 21st edition:- Revised and updated content to reflect the most current guidelines and medication dosage recommendations- More detailed ECG analyses illustrations- New content on I-gel supraglottic airway- Enhanced information on noninvasive ventilation- Updated content on pediatric medications to reflect best practice recommendations- Completely revised Emergency Medications chapter to include dozens of new medications and pediatric dosing- New content on Ebola, monkeypox, and COVID-19- Completely revised trauma triage algorithm to reflect 2022 recommendations- Completely revised Poisoning chapter, adding GHB, beta-blocker overdose, calcium channel blocker overdose, Jimson weed, khat, LSD, and mushrooms- Completely revised Prescription Drugs chapter to reflect hundreds of new brand-name and generic drugsLike all of our Informed field guides, this is a resource you'll use in class and take with you throughout your career in the field. All Informed professional field guides are 3x5, fit easily in your pocket, have color-coded tabs, and are water-resistant, alcohol-fast, and durable.