Brand Name
Librax
Common Name
chlordiazepoxide - clidinium
In this drug factsheet:
DIN (Drug Identification Number)How does this medication work? What will it do for me?
Chlordiazepoxide belongs to the class of medications called benzodiazepines. Clidinium belongs to the class of medications called anticholinergics. Chlordiazepoxide and clidinium are a combination of medications used for the treatment of stomach and intestinal problems such as irritable bowel syndrome (IBS) and ulcers.
Chlordiazepoxide - clidinium helps by reducing the amount of acid formed in your stomach as well as by relieving the pain of stomach spasms and abdominal cramps. Often, relief from symptoms occurs with the first couple of doses.
Your doctor may have suggested this medication for conditions other than the ones listed in these drug information articles. If you have not discussed this with your doctor or are not sure why you are taking this medication, speak to your doctor. Do not stop taking this medication without consulting your doctor.
Do not give this medication to anyone else, even if they have the same symptoms as you do. It can be harmful for people to take this medication if their doctor has not prescribed it.
How should I use this medication?
The recommended adult dose of this medication is 1 or 2 capsules 1 to 4 times a day. The capsules should be taken 30 to 60 minutes before a meal unless otherwise instructed by your doctor. For seniors, the dose should start at 1 capsule 2 times a day, with adjustment to the dose as needed and tolerated. It is important that the dose be individualized to your specific needs to avoid excessive sedation or motor impairment.
This medication may be habit-forming when taken for long periods of time. If you have been taking this medication regularly for a long period of time (i.e., more than one month), do not stop taking the medication without first speaking with your doctor. To avoid withdrawal effects, a gradual dose reduction is usually recommended when stopping this medication.
Many things can affect the dose of a medication that a person needs, such as body weight, other medical conditions, and other medications. If your doctor has recommended a dose different from the ones listed here, do not change the way that you are taking the medication without consulting your doctor.
It is important that this medication be taken exactly as prescribed by your doctor. If you miss a dose, take it as soon as possible and continue with your regular schedule. If your next dose is in less than 4 hours, skip the missed dose and continue with your regular dosing schedule. Do not take a double dose to make up for a missed one.
Store this medication at room temperature, protect it from light and moisture, and keep it out of the reach of children.
Do not dispose of medications in wastewater (e.g. down the sink or in the toilet) or in household garbage. Ask your pharmacist how to dispose of medications that are no longer needed or have expired.

What form(s) does this medication come in?
Each No. 4 hard gelatin capsule with green, opaque cap and body, imprinted LIBRAX (black ink) on the body and cap, contains chlordiazepoxide HCl, USP 5 mg and clidinium bromide, USP 2.5 mg. Nonmedicinal ingredients: cornstarch, D&C yellow No. 10, FD&C green No. 3, gelatin, lactose (104 mg), talc and titanium dioxide. Energy: 2.1 kJ (0.5 kcal). Gluten-, paraben-, sodium-, sulfite- and tartrazine-free.
Some medications may have other generic brands available. Always ask your doctor or pharmacist about the safety of switching between brands of the same medication.
Who should NOT take this medication?
Chlordiazepoxide - clidinium should not be taken by anyone who:
- is allergic or sensitive to any of the ingredients in this medication
- is allergic or sensitive to clidinium, chlordiazepoxide, or any other medications belonging to the benzodiazepine class
- is breast-feeding
- is pregnant or planning to become pregnant
- has active heart problems
- has difficulty urinating
- has a hiatus hernia with reflux esophagitis
- has a history of drug abuse or dependence
- has an enlarged prostate
- has glaucoma
- has intestinal atony ("lazy bowel")
- has liver disease
- has myasthenia gravis
- has ulcerative colitis
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