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Data updated: Mar 10, 2026

CLONAZEPAM

CLONAZEPAM
Cardiovascular Approved 1996-09-10
16
Indications
--
Phase 3 Trials
29
Years on Market

Details

Status
Prescription
First Approved
1996-09-10
Routes
ORAL
Dosage Forms
TABLET, TABLET, ORALLY DISINTEGRATING

CLONAZEPAM Approval History

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What CLONAZEPAM Treats

7 indications

CLONAZEPAM is approved for 7 conditions since its original approval in 1996. These indications span multiple therapeutic areas including oncology, immunology, and more.

  • Seizure Disorder
  • Lennox-Gastaut Syndrome
  • Akinetic Seizures
  • Myoclonic Seizures
  • Absence Seizures
  • Panic Disorder
  • Agoraphobia
Source: FDA Label

CLONAZEPAM Boxed Warning

RISKS FROM CONCOMITANT USE WITH OPIOIDS; ABUSE, MISUSE, AND ADDICTION; and DEPENDENCE AND WITHDRAWAL REACTIONS 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 and sedation (see WARNINGS and PREC...

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Key Completed Trials

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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.

CLONAZEPAM FDA Label Details

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Indications & Usage

Seizure Disorders: Clonazepam tablets are useful alone or as an adjunct in the treatment of the Lennox-Gastaut syndrome (petit mal variant), akinetic, and myoclonic seizures. In patients with absence seizures (petit mal) who have failed to respond to succinimides, clonazepam tablets may be useful. Some loss of effect may occur during the course of clonazepam treatment (see PRECAUTIONS : Loss of Effect ). Panic Disorder: Clonazepam tablets are indicated for the treatment of panic disorder, with or without agoraphobia, as defined in DSM-V. Panic disorder is characterized by the occurrence of une...

⚠️ BOXED WARNING

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; ABUSE, MISUSE, AND ADDICTION; and DEPENDENCE AND WITHDRAWAL REACTIONS Concomitant use of benzodiazepines and opioids may result in profound sedation, respiratory depression, coma, and death. Reserve concomitant prescribing of these drugs for patients...

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Data Sources

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