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Generic Name: Chlordiazepoxide (klor-DYE-aze-ee-POX-ide)

Drug Class: Benzodiazepines

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Librium (chlordiazepoxide) is classified as a benzodiazepine. It is used for treating anxiety disorders and symptoms due to alcohol withdrawal, including agitation and anxiety. It is also used to reduce anxiety before surgery. It may be used for other conditions as determined by your doctor.

Benzodiazepines act on the central nervous system to induce a calming effect by enhancing GABA, a natural chemical in the body.

This information is for educational purposes only. Not every known side effect, adverse effect, or drug interaction is in this database. If you have questions about your medicines, talk to your health care provider.

How to Take It

Follow the directions for using this medicine provided by your doctor. This medicine may be taken on an empty stomach or with food. Continue to take this medicine even if you feel well. Do not miss any doses.

Side Effects

Side effects that may occur while taking this medicine include:

  • constipation
  • nausea
  • weakness
  • blurred vision
  • restlessness
  • drowsiness
  • headache
  • dry mouth
  • dizziness

Contact your doctor immediately if you experience:

  • fainting
  • vomiting
  • trouble breathing
  • tremors
  • fever
  • clay-colored stools
  • rash
  • jaundice (yellowish skin or eyes)
  • sore throat
  • sweating

Warnings & Precautions

  • If you have severe liver disease, acute narrow-angle glaucoma, or psychosis, DO NOT use Librium.
  • Talk to your doctor about all medications (prescription and non prescription) you are taking.
  • Use this drug with extreme caution to treat children. Its safety has not been confirmed.
  • Tobacco products can decrease the effectiveness of Librium. Talk with your doctor if you smoke or use tobacco products.
  • Librium may be habit-forming. DO NOT take more or less of this drug than is prescribed.
  • It is not recommended that older adults to take this medication.  It is not as effective or safe as other medications that can be used for this condition.
  • For an overdose, seek medical attention immediately. For non-emergencies, contact your local or regional poison control center at 1-800-222-1222.

Drug Interactions

Before taking any new medicine, either prescription or over-the-counter, check with your doctor or pharmacist. This includes supplements and herbal products.

Dosage & Missed Dose

Follow your doctor’s instructions when taking this medication. Librium is available as a capsule or a tablet or capsule, usually taken 1-4x/ day, with or without food.

If you skip a dose, take your next dose as soon as you remember. If it is time for your next dose, skip the missed dose and go back to your regular schedule. Do not double doses or take extra medicine to make up for the missed dose.


Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (preferably not in the bathroom). Throw away any medication that is outdated or no longer needed.


This medicine can be harmful to an unborn baby. Do not take Librium if you’re pregnant or plan to become pregnant. It also may pass into breast milk and harm a breastfeeding baby. Do not take this medicine while you are breastfeeding.

More Information

For more information, talk to your doctor, pharmacist or health care provider, or you can visit this website, for additional information from the manufacturer of this drug.


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APA Reference
Psych Central. (2018). Librium. Psych Central. Retrieved on September 27, 2020, from


Scientifically Reviewed
Last updated: 8 Oct 2018
Last reviewed: By Christine Traxler, M.D.
Published on All rights reserved.