LOINC Home

{component}   LP432695-7

Laboratory   LP29693-6

Drug toxicology   LP7790-1

Drugs   LP18046-0

Neurological drugs   LP31425-9

Anticonvulsants   LP18892-7

Barbiturates   LP14546-3

PHENobarbital   LP14729-5

PHENobarbital | Urine | Drug toxicology   LP390731-0

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.

  3950-3

  16241-2

  114377-5

  114376-7

  3949-5

  16192-7

  114372-6

  114371-8

  19666-7

  39487-4

  19669-1

  19668-3

  64133-2


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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