LOINC Home

{component}   LP432695-7

Laboratory   LP29693-6

Drug toxicology   LP7790-1

Drugs   LP18046-0

Psychiatric drugs   LP31449-9

Antidepressants   LP18893-5

Tricyclic antidepressants   LP14735-2

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.

▸ Amitriptyline   LP14983-8

▸ Tricyclic antidepressants | Blood | Drug toxicology   LP391133-8

▸ Tricyclic antidepressants | Body fluid | Drug toxicology   LP391134-6

▸ Butriptyline   LP18504-8

▸ clomiPRAMINE   LP16083-5

▸ Tricyclic antidepressants | Gastric fluid | Drug toxicology   LP391135-3

▸ Tricyclic antidepressants | Hair | Drug toxicology   LP391136-1

▸ Dibenzepin   LP16109-8

▸ Dothiepin   LP28456-9

▸ Tricyclic antidepressants | Serum or Plasma | Drug toxicology   LP391137-9

▸ Tricyclic antidepressants | Urine | Drug toxicology   LP391138-7

▸ Imipramine   LP16166-8

▸ Tricyclic antidepressants | XXX | Drug toxicology   LP391139-5

▸ Protriptyline   LP16268-2

▸ Trimipramine   LP16303-7

▸ Tricyclic antidepressants tested for   LP29124-2

▸ Tricyclic antidepressants cutoff   LP229848-9

▸ Tricyclic antidepressants screen method   LP32834-1

▸ Tricyclic antidepressants confirm method   LP32833-3

▸ Tricyclic antidepressants positive   LP32974-5

▸ Tricyclic antidepressants/Creatinine   LP287304-2


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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