trademark for preparations of clorazepate dipotassium; an antianxiety agent and anticonvulsant.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

clorazepate dipotassium

Apo-Clorazepate (CA), Novo-Clopate (CA), Tranxene, Tranxene-SD, Tranxene-SD Half Strength, Tranxene-T

Pharmacologic class: Benzodiazepine

Therapeutic class: Anticonvulsant, anxiolytic

Controlled substance schedule IV

Pregnancy risk category D


Unclear. Thought to potentiate effects of gamma-aminobutyric acid and other neurotransmitters, promoting inhibitory neurotransmission at excitatory synapses.


Tablets: 3.75 mg, 7.5 mg, 15 mg

Indications and dosages


Adults: 7.5 to 15 mg P.O. two to four times daily

Adjunctive therapy in partial seizure disorder

Adults and children older than age 12: Initially, 7.5 mg P.O. t.i.d.; increase by no more than 7.5 mg/week. Don't exceed 90 mg/day.

Children ages 9 to 12: Initially, 7.5 mg P.O. b.i.d.; increase by no more than 7.5 mg/week. Don't exceed 60 mg/day.

Management of alcohol withdrawal

Adults: Initially, 30 mg P.O., followed by 15 mg P.O. two to four times daily on first day. On second day, give 45 to 90 mg P.O. in divided doses, then decrease gradually over subsequent days to 7.5 mg to 15 mg P.O. daily.

Dosage adjustment

• Elderly or debilitated patients


• Benzodiazepine hypersensitivity

• Acute angle-closure glaucoma

• Psychosis

• Concurrent ketoconazole or itraconazole therapy

• Children younger than age 9


Use cautiously in:

• depression or suicidal ideation

• psychotic reaction

• elderly patients

• females of childbearing age

• pregnant or breastfeeding patients.


• If GI upset occurs, give with food.

• When discontinuing therapy after long-term use, taper dosage gradually over 4 to 8 weeks to avoid withdrawal symptoms.

• Take suicide precautions if patient is depressed or anxious.

Adverse reactions

CNS: dizziness, drowsiness, lethargy, sedation, depression, fatigue, nervousness, confusion, irritability, headache, slurred speech, difficulty articulating words, stupor, rigidity, tremor, poor coordination

CV: hypertension, hypotension, palpitations

EENT: blurred or double vision

GI: dry mouth

Hematologic: neutropenia

Hepatic: jaundice

Skin: rash, diaphoresis

Other: weight gain or loss, drug dependence or tolerance


Drug-drug. Antacids: altered clorazepate absorption rate

Antidepressants, antihistamines, opioids: additive CNS depression

Barbiturates, MAO inhibitors, other antidepressants, phenothiazines: potentiation of clorazepate effects

Cimetidine, disulfiram, fluoxetine, hormonal contraceptives, isoniazid, itraconazole, ketoconazole, metoprolol, propoxyphene, propranolol, valproic acid: decreased clorazepate metabolism, causing enhanced drug action or markedly increased CNS effects

Levodopa: decreased antiparkinsonian effect

Probenecid: rapid onset or prolonged action of clorazepate

Rifampin: increased metabolism and decreased efficacy of clorazepate

Theophylline: decreased sedative effect of clorazepate

Drug-diagnostic tests. Alanine aminotransferase, alkaline phosphatase, aspartate aminotransferase: increased levels

Drug-herbs. Chamomile, hops, kava, skullcap, valerian: increased CNS depression

Drug-behaviors. Alcohol use: increased CNS depression

Smoking: decreased drug absorption

Patient monitoring

• Assess for pregnancy before initiating therapy.

• Evaluate patient for depression, drug dependence, and drug tolerance.

• Monitor blood counts and liver function test results during long-term therapy; drug may cause neutropenia and jaundice.

Patient teaching

• Instruct patient to avoid driving and other hazardous activities until he knows how drug affects concentration and alertness.

• Tell patient to avoid smoking and use of alcohol or other CNS depressants.

Caution patient not to stop therapy abruptly, because withdrawal symptoms may occur.

• As appropriate, review all other significant and life-threatening adverse reactions and interactions, especially those related to the drugs, tests, herbs, and behaviors mentioned above.

McGraw-Hill Nurse's Drug Handbook, 7th Ed. Copyright © 2013 by The McGraw-Hill Companies, Inc. All rights reserved


A trademark for the drug clorazepate dipotassium.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.


Clorazepate, see there.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.


A brand name for the benzodiazepine anti-anxiety drug CLORAZEPATE.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
References in periodicals archive ?
State, 627 P.2d 196, 200 (Alaska 1980) ("The drug tranxene was given to Crutchfield by his physician.
Valinil, Calmepam Tablets, neuril, Valium, Tranxene, LEXOTANI tablets, EN tablets, Xanax, CODASTIN, Codaphen N, somadril, Tussivan N, Korfas tablets, Migranil Tablets, Librax tab and Rivotril Tablets are also on the list.
Lors de cette operation, les policiers ont mis la main sur quelque 1.500 comprimes psychotropes dont 940 comprimes de Tranxene 10 mg.
It sells Xenazine to treat a complication of Huntington's disease, Tranxene for anxiety disorders and Cogentin for people with Parkinson's disease.
The product is bioequivalent to Ovation Pharmaceuticals Ine.'s Tranxene, indicated for the management of anxiety disorders.
For example, Valium, Librium, Tranxene, Centrax, Paxipam, Dalmane and Klonopin might be active for as long as 200 hours; Ativan, Xanax, Restoril and Doral are active for up to 24 hours; and Halcion and Serax, 6 to 9 hours.
The standard dose of the benzodiazepine Tranxene (clorazepate) given a dalmatian, for example, is virtually identical to that for an adult person, said Dr.
He also takes Depakote sprinkles and Tranxene for seizures.
I started taking Tranxene ten years ago, and I never have the problem unless I cut back on my dosage.
In January 1998, Mylan raised the price of clorazepate by 3,218 percent: Clorazepate is a generic version of Abbott Laboratories' Tranxene that is prescribed nearly three million times each year in the United States.