Product image of Libroxar (Buprenorphine, Naloxone) supplied by GNH India

Libroxar

Active Ingredient:
Buprenorphine, Naloxone
Origin:
EU

Libroxar (Buprenorphine, Naloxone)

Buprenorphine/Naloxone, the active ingredient in Libroxar, is a partial opioid agonist / opioid antagonist combination presented as a sublingual formulation for sublingual use. It is indicated for the treatment of opioid dependence and opioid use disorder in adults.
GNH India supplies Libroxar as a licensed, GDP-compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Laboratoires Smb S.A.

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Indications & Clinical Uses

Libroxar is a partial opioid agonist/antagonist used in the management of opioid‑related disorders.

  • Opioid dependence: reduces cravings and eases withdrawal symptoms.
  • Opioid use disorder: stabilises opioid receptors to support recovery.
  • Maintenance therapy for opioid dependence: provides long‑term control of opioid cravings and prevents relapse.

How It Works

  • Buprenorphine binds with high affinity to the μ‑opioid receptor as a partial agonist, delivering modest analgesia and suppressing withdrawal while limiting respiratory depression. It also antagonises the κ‑receptor, reducing dysphoria. Naloxone, poorly absorbed sublingually, acts as an opioid antagonist if the product is injected, blocking the effects of buprenorphine and deterring misuse.

Side Effects

Adverse reactions may occur with Libroxar and are reported in clinical use.

Common Side Effects

  • Nausea: mild to moderate upset stomach.
  • Constipation: reduced bowel movements.
  • Headache: transient cranial discomfort.
  • Sweating: increased perspiration, especially at night.
  • Insomnia: difficulty falling or staying asleep.
  • Dry mouth: reduced salivation.

Serious or Rare Side Effects

  • Respiratory depression: slowed breathing, potentially life‑threatening.
  • Severe hypotension: marked drop in blood pressure.
  • Hepatic dysfunction: abnormal liver enzymes or jaundice.
  • QT interval prolongation: cardiac rhythm disturbance.
  • Allergic reactions: rash, angioedema, or anaphylaxis.
  • Seizures: rare convulsive episodes.

Precautions & Warnings

Libroxar requires careful clinical monitoring to ensure safety.

  • Assess liver function: evaluate hepatic status before initiation.
  • Monitor respiratory status: watch for signs of depression, especially with other depressants.
  • Avoid use in acute intoxication: do not start treatment during active opioid overdose.
  • Use caution with CNS depressants: adjust therapy when combined with benzodiazepines or alcohol.
  • Store at ambient temperature: keep in the original pack, protect from moisture.

Avoid Interactions

Libroxar can interact with several drug classes, requiring attention to avoid adverse outcomes.

Major Interactions (Avoid)

  • Benzodiazepines: increased risk of respiratory depression.
  • Other opioids: additive opioid effects may cause profound sedation.
  • Alcohol: potentiates central nervous system depression.

Moderate Interactions (Monitor Closely)

  • SSRIs and SNRIs: may enhance serotonergic effects.
  • Antihypertensives: possible additive hypotensive effect.
  • Rifampin: may reduce buprenorphine plasma levels.

Frequently Asked Questions

Libroxar is prescribed to treat opioid dependence and opioid use disorder. It helps reduce cravings, eases withdrawal symptoms, and supports long‑term recovery by stabilising opioid receptors in patients who are transitioning away from illicit opioid use.

Buprenorphine acts as a partial agonist at the μ‑opioid receptor, providing enough activation to lessen withdrawal while limiting euphoria. Naloxone is an opioid antagonist that is poorly absorbed sublingually but blocks opioid effects if the medication is injected, discouraging misuse.

The specific dose of Libroxar is determined by the prescribing clinician based on the individual’s medical condition, prior opioid exposure, and response to therapy. Healthcare professionals tailor the regimen to achieve optimal control of cravings and withdrawal.

Safety data for Libroxar in pregnancy and lactation are limited. Clinicians should weigh potential benefits against risks and consider alternative treatments. If used, close monitoring of both mother and infant is recommended.

To order Libroxar, 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.

Compared with methadone, Libroxar (buprenorphine/naloxone) has a ceiling effect on respiratory depression, offering a safer profile in overdose. Its sublingual route provides flexibility, while the naloxone component reduces injection‑related abuse potential, distinguishing it from single‑agent buprenorphine products.

Libroxar should be stored at ambient temperature, below 25 °C, in its original packaging to protect from moisture and light. Keep the product out of reach of children and do not store in bathrooms or other humid environments.

Libroxar is administered sublingually. The tablet or film is placed under the tongue and allowed to dissolve completely without chewing or swallowing whole. Patients should avoid eating or drinking for at least 30 minutes after administration to ensure proper absorption.

The most serious risks include respiratory depression, severe hypotension, hepatic dysfunction, and rare cardiac arrhythmias such as QT prolongation. Patients should be monitored closely for signs of these events, especially when combined with other central nervous system depressants.

Libroxar is contraindicated in individuals with known hypersensitivity to buprenorphine, naloxone, or any formulation components. It should also be avoided in patients with acute severe respiratory depression, uncontrolled severe asthma, or those currently intoxicated with opioids.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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