July 1, 2025
Managing Prescription Medications: Guidance for DOT-Regulated EmployeesLearn how DOT-regulated employees, especially in rail, should manage prescription medications.
June 30, 2025
Dilute Samples: Understanding DOT Testing Rules for Employers and EmployeesFind out how DOT-regulated employers and employees should handle dilute drug test samples.
June 30, 2025
The Role of the MRODiscover how the MRO verifies DOT drug tests and why valid, current prescriptions are essential for compliance.
June 30, 2025
Adulteration and Substitution in DOT Drug Testing: What You Need to KnowExplore the methods people use to beat drug tests, how laboratories detect these attempts, and why specimen validity testing is essential.
June 11, 2025
Passive Inhalation and THC: What DOT Employees Need to KnowKnow what passive inhalation is, why it’s a risk, and what DOT employees can do to avoid potential issues.
June 11, 2025
THC and CBD Violations: What DOT Employees Need to KnowExplore why CBD use can lead to positive THC results, the lack of regulation in CBD products, and what employees need to know to stay compliant.
