LOINC Home

{component}   LP432695-7

Laboratory   LP29693-6

Drug toxicology   LP7790-1

Drugs   LP18046-0

Controlled substances and drugs of abuse   LP31448-1

Narcotics   LP18149-2

Meperidine   LP16184-1

Normeperidine   LP14726-1

LOINC Hierarchy


Select the title to see children of the section (▸) or the LOINC code. Select a code to view information about the section/code.

▸ Normeperidine/Creatinine   LP286683-0

▸ Normeperidine | Gastric fluid | Drug toxicology   LP389972-3

▸ Normeperidine | Saliva | Drug toxicology   LP389973-1

▸ Normeperidine cutoff   LP229115-3

▸ Normeperidine | Serum or Plasma | Drug toxicology   LP389974-9

▸ Normeperidine | Serum, Plasma or Blood | Drug toxicology   LP389975-6

▸ Normeperidine | Umbilical cord tissue | Drug toxicology   LP426629-4

▸ Normeperidine | Urine | Drug toxicology   LP389976-4

▸ Normeperidine | XXX | Drug toxicology   LP389977-2


Copyright © 2026 Regenstrief Institute, Inc. All Rights Reserved. To the extent included herein, the LOINC table and LOINC codes are copyright © 1995-2026, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. See https://loinc.org/license for the full LOINC copyright and license.

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