By rray, 4 April, 2024 Patient Type Header (Long) Medications that may not be detected Does this Patient Type contain sub types? No Patient Type Details BZD immunoassays are limited by high cutoff values and or inability to detect conjugated metabolites most immunoassays detect free or nonconjugated oxazepam or nordiazepam forms common metabolites of several BZDs Not reliably detected w BZD immunoassay