If your drug test result comes back positive (non-negative after confirmation), the following steps typically apply: First, a Medical Review Officer (MRO) will review the confirmed result and may contact you to discuss any legitimate medical expla...

Yes, certain prescription and over-the-counter medications can trigger a preliminary positive (non-negative) result on an initial drug screen. Common examples include: certain antihistamines (such as diphenhydramine/Benadryl) may trigger a positiv...