Preparation for the DABT exam involves: 1. Study Materials: Utilizing textbooks, scientific journals, and online resources specific to toxicology. 2. Review Courses: Enrolling in DABT review courses offered by professional organizations and universities. 3. Practice Exams: Taking practice exams to familiarize oneself with the format and types of questions. 4. Study Groups: Joining study groups with peers to discuss key concepts and share knowledge.