Product image of Librax (Chlordiazepoxide, Clidinium Bromide) supplied by GNH India

Librax

Active Ingredient:
Chlordiazepoxide, Clidinium Bromide
Origin:
EU

Librax (Chlordiazepoxide, Clidinium Bromide)

Chlordiazepoxide and clidinium bromide, the active ingredients in Librax, are a benzodiazepine and anticholinergic combination presented as tablets for oral use. It treats anxiety and gastrointestinal spasm in adults with functional bowel disorders.

GNH India supplies Librax as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Viatris Oy

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Indications & Clinical Uses

  • Librax acts on both central nervous system anxiety pathways and gastrointestinal smooth‑muscle activity, providing relief in several related conditions.
  • Irritable bowel syndrome: reduces abdominal pain and cramping associated with IBS.
  • Peptic ulcer disease: alleviates ulcer‑related anxiety and gastric spasm.
  • Gastrointestinal spasm: relaxes smooth muscle to improve motility discomfort.
  • Anxiety associated with gastrointestinal disorders: provides anxiolysis while controlling gut hyperactivity.

How It Works

  • Chlordiazepoxide binds to the GABA‑A receptor complex, enhancing the inhibitory effect of GABA and producing anxiolysis and sedation. Clidinium bromide competitively antagonizes muscarinic acetylcholine receptors in the gastrointestinal tract, decreasing smooth‑muscle contractions and secretions, which together relieve spasm and associated anxiety.

Side Effects

Librax may cause a range of adverse reactions, from mild to serious.

Common Side Effects

  • Drowsiness or fatigue
  • Dizziness or light‑headedness
  • Dry mouth or throat
  • Constipation or reduced bowel movements
  • Blurred vision
  • Nausea or mild gastrointestinal upset

Serious or Rare Side Effects

  • Respiratory depression, especially with other CNS depressants
  • Severe hypotension or cardiovascular collapse
  • Paradoxical anxiety or agitation
  • Severe constipation or paralytic ileus
  • Allergic reactions such as rash, angioedema, or anaphylaxis
  • Hepatic dysfunction or jaundice

Precautions & Warnings

  • Before initiating Librax, clinicians should consider several safety factors.
  • Assess CNS depression: evaluate baseline sedation and avoid concurrent strong depressants.
  • Evaluate substance‑use history: use caution in patients with dependence potential.
  • Monitor for urinary retention: anticholinergic effect may exacerbate obstruction.
  • Use caution in the elderly: increased sensitivity to both components.
  • Avoid abrupt discontinuation: taper to prevent withdrawal symptoms.
  • Store at ambient temperature: keep in the original container, protect from moisture and heat.

Avoid Interactions

Librax interacts with several drug classes; some combinations should be avoided while others require monitoring.

Major Interactions (Avoid)

  • Alcohol, opioids, or other CNS depressants: additive sedation and respiratory risk.
  • Other benzodiazepines or barbiturates: excessive CNS depression.
  • Additional anticholinergic agents: heightened anticholinergic toxicity.

Moderate Interactions (Monitor Closely)

  • CYP3A4 inhibitors (e.g., erythromycin, ketoconazole): may increase chlordiazepoxide levels.
  • CYP2C19 inhibitors (e.g., fluoxetine): can affect metabolism of both components.
  • Antihypertensive drugs: possible additive hypotensive effect.

Frequently Asked Questions

Librax is prescribed for adults who experience anxiety together with gastrointestinal disorders such as irritable bowel syndrome, peptic ulcer disease, and other conditions that cause painful gut spasms. The combination of an anxiolytic and an antispasmodic helps control both mental and digestive symptoms.

Chlordiazepoxide enhances the activity of the neurotransmitter GABA at the GABA‑A receptor, increasing neuronal inhibition. This results in reduced anxiety, sedation, and muscle relaxation, which together help alleviate the emotional component of gastrointestinal distress.

The specific dose of Librax is determined by the prescribing clinician based on the individual’s medical condition, age, and response to therapy. Dosage adjustments are made according to therapeutic goals and tolerability, and patients should follow the prescriber’s instructions exactly.

Safety of Librax in pregnancy or while nursing has not been fully established. Healthcare providers usually weigh potential benefits against possible risks before prescribing it to pregnant or lactating women, and alternative treatments may be considered when appropriate.

To order Librax, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Unlike single‑agent therapies, Librax combines a benzodiazepine with an anticholinergic, addressing both anxiety and gut spasm simultaneously. Other IBS treatments may target only one aspect, such as antispasmodics alone or antidepressants for pain, making Librax a unique option for patients with prominent anxiety‑related symptoms.

Librax tablets should be stored at ambient temperature, preferably below 25 °C. Keep them in the original packaging to protect from moisture and light, and store them out of reach of children.

Librax is taken orally, usually with a glass of water. The tablet should be swallowed whole and not chewed or crushed, unless a healthcare professional advises otherwise. Dosing times are set by the prescriber to match the patient’s symptom pattern.

The most serious risks include severe respiratory depression, especially when combined with other CNS depressants, profound hypotension, paradoxical anxiety or agitation, and rare but serious allergic reactions such as anaphylaxis. Patients should seek immediate medical attention if they experience any of these symptoms.

Librax is contraindicated in individuals with known hypersensitivity to chlordiazepoxide, clidinium bromide, or any component of the formulation. It should also be avoided in patients with acute narrow‑angle glaucoma, severe urinary retention, or those taking potent CNS depressants without close medical supervision.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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