This page from an allied-health-themed chemistry textbook includes abbreviations you’d need to know for dosages, practice exercises, and a formula for calculating medicine dosages. If you need help with any of your textbooks, ask your instructor or classmates. Source: Excerpt from page 23 of Essentials of General, Organic, and Biochemistry, 2nd ed., by Denise Guinn. Copyright © 2012 by W. H. Freeman. Used by permission.