3111U |
Naloxone - Total (Conjugated/Unconjugated), Urine |
3113U |
Naloxone - Total (Conjugated/Unconjugated) Screen, Urine |
3116U |
Naltrexone and Metabolite - Total (Conjugated/Unconjugated), Urine |
3145U |
Nefazodone, Urine |
3220U |
Nortriptyline, Urine |
8702U |
Nortriptyline, Urine |
9433U |
Nortriptyline Screen, Urine |