This unique work-text has been class-tested by hundreds of students. It makes the difficult concept of drug dosage calculations easy to understand and master by using a simple four-step method that focuses only on the information necessary for learning this skill. The readers are guided through every step of the calculation process with easy to understand and follow explanations. This is the perfect resource for paramedics, nurses, students and any other health care professionals who administer medication. Features Include: *Straightforward and easy to read *Hundreds of practice problems that incorporate realistic patient scenarios, protocols, and the latest trends in treatment management. *Final review section *Worked out answer section clearly shows students every step of the problem solving process.