In today's employment landscape, the intersection of workplace safety, drug testing, and employee rights is becoming increasingly complex. One critical piece employers must understand is what constitutes a valid prescription. Having this knowledge is essential not only for compliance with various employment laws but also for maintaining a safe and effective work environment. Failing to properly recognize or manage issues around prescription medications can expose companies to significant risks — from workplace accidents to costly litigation. Understanding what makes a prescription valid, why it matters for employers, and how to handle prescription-related situations in the workplace is essential for maintaining compliance and safety.