Product image of Levomethadone Hydrochloride Molteni (Levomethadone Hydrochloride) supplied by GNH India

Levomethadone Hydrochloride Molteni

Active Ingredient:
Levomethadone Hydrochloride
Origin:
EU

Levomethadone Hydrochloride Molteni (Levomethadone Hydrochloride)

Levomethadone hydrochloride, the active ingredient in Levomethadone Hydrochloride Molteni, is an opioid analgesic presented as an oral formulation for oral use. It is employed in the management of opioid dependence and severe chronic pain in adult patients.
GNH India supplies Levomethadone Hydrochloride Molteni as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

L. Molteni And C. Dei F.Lli Alitti Società Di Esercizio S.P.A.

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Indications & Clinical Uses

Levomethadone Hydrochloride is an opioid agonist used in the treatment of conditions related to opioid receptors and severe pain.

  • Opioid dependence: helps maintain abstinence and reduces cravings.
  • Severe chronic pain: provides long‑acting analgesia for patients with persistent pain.
  • Opioid withdrawal management: alleviates withdrawal symptoms during detoxification.

How It Works

  • Levomethadone hydrochloride acts as a full agonist at the µ‑opioid receptor, producing analgesia and suppressing opioid cravings. In addition, it antagonizes NMDA receptors, which may contribute to reduced tolerance development and modulation of neuropathic pain pathways. The combined actions result in potent opioid effects while influencing excitatory neurotransmission.

Side Effects

Levomethadone Hydrochloride may cause a range of adverse reactions, from mild to severe.

Common Side Effects

  • Nausea
  • Constipation
  • Dizziness
  • Drowsiness
  • Dry mouth
  • Sweating

Serious or Rare Side Effects

  • Respiratory depression
  • QT interval prolongation
  • Seizures
  • Severe hypotension
  • Allergic reactions (e.g., rash, angioedema)
  • Adrenal insufficiency

Precautions & Warnings

When prescribing Levomethadone Hydrochloride, clinicians should consider several safety measures.

  • Assess respiratory function: monitor for signs of depression, especially during initiation.
  • Monitor liver function: adjust use in hepatic impairment.
  • Evaluate history of substance misuse: consider risk of dependence.
  • Avoid concomitant CNS depressants: limit additive sedation.
  • Adjust dose in renal impairment: use caution in reduced clearance.
  • Store at room temperature: keep in the original container, protect from moisture.

Avoid Interactions

Levomethadone Hydrochloride can interact with other medicines, requiring careful management.

Major Interactions (Avoid)

  • Other central nervous system depressants (e.g., benzodiazepines, barbiturates).
  • Monoamine oxidase inhibitors (MAOIs).
  • Strong CYP3A4 inhibitors (e.g., ketoconazole, itraconazole).
  • Concurrent opioid analgesics.
  • Alcohol consumption.

Moderate Interactions (Monitor Closely)

  • CYP3A4 inducers (e.g., rifampin, carbamazepine).
  • Serotonergic agents (risk of serotonin syndrome).
  • Antihistamines that cause sedation.
  • Diuretics that may affect electrolyte balance.
  • Other QT‑prolonging drugs.

Frequently Asked Questions

Levomethadone Hydrochloride is prescribed primarily for the treatment of opioid dependence and for the management of severe chronic pain. In opioid dependence, it helps reduce cravings and supports abstinence, while in chronic pain it provides long‑acting analgesia for patients who require strong opioid therapy.

Levomethadone acts as a full agonist at the µ‑opioid receptor, delivering potent analgesic and anti‑craving effects. It also blocks NMDA receptors, which may lessen the development of tolerance and modulate neuropathic pain pathways, resulting in a dual mechanism that supports both pain control and opioid‑dependence treatment.

The specific dose of Levomethadone Hydrochloride is individualized and set by the prescribing clinician based on the patient’s condition, prior opioid exposure, and response to therapy. Dosage adjustments are made according to clinical judgment and patient monitoring.

Safety data for Levomethadone in pregnancy and lactation are limited. Because it crosses the placenta and may be present in breast milk, it should be used only if the potential benefit justifies the potential risk to the fetus or infant. Consultation with a specialist is recommended.

To place an order, 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.

Levomethadone is the levorotatory enantiomer of methadone and provides similar opioid agonist activity with potentially reduced cardiotoxicity and fewer drug‑interaction concerns. Both are µ‑opioid receptor agonists, but Levomethadone’s NMDA antagonism may offer advantages in tolerance management and neuropathic pain.

Store the product at room temperature, below 25 °C, in its original packaging. Keep it away from moisture and direct sunlight. Ensure the container is tightly closed to maintain stability and protect from accidental ingestion.

Levomethadone Hydrochloride is administered orally, typically as a tablet or capsule, and should be taken with or without food as directed by the prescriber. Swallow the dosage form whole; do not crush or chew unless specifically instructed.

The most serious risks include respiratory depression, especially when combined with other CNS depressants, QT interval prolongation that can lead to cardiac arrhythmias, severe hypotension, seizures, and rare but potentially life‑threatening allergic reactions. Patients should be monitored closely for these events.

Levomethadone is contraindicated in individuals with known hypersensitivity to levomethadone or any component of the formulation, in patients with severe respiratory insufficiency, uncontrolled asthma, or significant cardiac conduction disorders. Caution is also advised for those with a history of severe liver disease or recent opioid overdose.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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