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Data updated: Jun 17, 2026

CHLORDIAZEPOXIDE AND AMITRIPTYLINE HYDROCHLORIDE (amitriptyline hydrochloride)

Gastrointestinal Approved 1986-12-10

Chlordiazepoxide and amitriptyline hydrochloride tablets are indicated for the treatment of patients with moderate to severe depression associated with moderate to severe anxiety. The therapeutic response to chlordiazepoxide and amitriptyline hydrochloride tablets occurs earlier and with fewer treatment failures than when either amitriptyline or chlordiazepoxide is used alone.

Source: FDA Label • USL PHARMA
4
Indications
--
Phase 3 Trials
39
Years on Market

Details

Status
Discontinued
First Approved
1986-12-10
Routes
ORAL
Dosage Forms
TABLET

CHLORDIAZEPOXIDE AND AMITRIPTYLINE HYDROCHLORIDE Approval History

1987
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Original
New Indication
New Form
Label Update
177 FDA actions from 1986 to 2026
Mar 2026 SUPPL
Label · Labeling
Jun 2025 SUPPL
Label · Labeling
Jun 2025 SUPPL
Label · Labeling

What CHLORDIAZEPOXIDE AND AMITRIPTYLINE HYDROCHLORIDE Treats

4 FDA approvals

Originally approved for its first indication in 1986 . Covers 4 distinct patient populations.

  • Other (4)

CHLORDIAZEPOXIDE AND AMITRIPTYLINE HYDROCHLORIDE Boxed Warning

RISKS FROM CONCOMITANT USE WITH OPIOIDS; ABUSE, MISUSE, AND ADDICTION; DEPENDENCE AND WITHDRAWAL REACTIONS; and SUICIDAL THOUGHTS AND BEHAVIORS • Concomitant use of benzodiazepines and opioids may result in profound sedation, respiratory depression, coma, and death. Reserve concomitant prescribing of these drugs for patients for whom alternative treatment options are inadequate. Limit dosages and durations to the minimum required. Follow patients for signs and symptoms of respiratory depression ...

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Clinical Trial Registry

2 trials
Trial Sponsor ID Phase Status Title
NCT05917912 EASE ATX01-23-01-EM 2022-003804-34, 161942 Ph 2 completed EASE (Efficacy of ATX01 Study in Erythromelalgia)
NCT03096444 results posted 20170087 Ph 2 terminated Antipruritic Effect of Topical Ketamine, Amitriptyline, and Lidocaine
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Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

CHLORDIAZEPOXIDE AND AMITRIPTYLINE HYDROCHLORIDE FDA Label Details

Indications & Usage

FDA Label (PDF)

Chlordiazepoxide and amitriptyline hydrochloride tablets are indicated for the treatment of patients with moderate to severe depression associated with moderate to severe anxiety. The therapeutic response to chlordiazepoxide and amitriptyline hydrochloride tablets occurs earlier and with fewer treatment failures than when either amitriptyline or chlordiazepoxide is used alone. Symptoms likely to respond in the first week of treatment include: insomnia, feelings of guilt or worthlessness, agitation, psychic and somatic anxiety, suicidal ideation and anorexia.

⚠️ BOXED WARNING

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; ABUSE, MISUSE, AND ADDICTION; DEPENDENCE AND WITHDRAWAL REACTIONS; and SUICIDAL THOUGHTS AND BEHAVIORS • Concomitant use of benzodiazepines and opioids may result in profound sedation, respiratory depression, coma, and death. Reserve concomitant pres...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.