Product image of Metadon 2care4 (Methadone Hydrochloride) supplied by GNH India

Metadon 2care4

Active Ingredient:
Methadone Hydrochloride
Origin:
EU

Metadon 2care4 (Methadone Hydrochloride)

Methadone Hydrochloride, the active ingredient in Metadon 2care4, is an opioid analgesic presented as an oral formulation for the management of opioid dependence and chronic pain in adult patients. It acts as a full μ‑opioid receptor agonist and also exhibits NMDA antagonism, providing both analgesic and substitution therapy effects.

GNH India supplies Metadon 2care4 as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent regulatory standards and provides reliable cold‑chain logistics where required, ensuring product integrity across global distribution networks.

Manufacturer / TM Owner

2care4 Generics Aps

1
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Indications & Clinical Uses

Methadone Hydrochloride is used in the opioid pathway for both dependence and pain control.

  • Opioid dependence: stabilizes patients on maintenance therapy and reduces withdrawal symptoms.
  • Chronic pain: offers long‑acting analgesia for moderate to severe persistent pain.
  • Opioid withdrawal management: facilitates a controlled tapering process during detoxification programs.

How It Works

  • Methadone Hydrochloride acts as a full agonist at the μ‑opioid receptors, producing analgesia and suppressing withdrawal by mimicking endogenous opioids. Its additional antagonism of NMDA receptors contributes to reduced tolerance development and may enhance pain control in neuropathic conditions. The drug is metabolized primarily by hepatic CYP3A4 and CYP2B6 enzymes, influencing its plasma concentration and duration of action.

Side Effects

Methadone Hydrochloride may cause a range of adverse reactions.

Common Side Effects

  • Constipation: reduced gastrointestinal motility.
  • Nausea: mild to moderate upset stomach.
  • Drowsiness: increased sedation, especially at initiation.
  • Sweating: excessive perspiration.
  • Dizziness: light‑headed feeling on standing.
  • Dry mouth: reduced salivation.

Serious or Rare Side Effects

  • Respiratory depression: marked reduction in breathing rate.
  • QT interval prolongation: risk of cardiac arrhythmias.
  • Severe hypotension: sudden drop in blood pressure.
  • Adrenal insufficiency: cortisol deficiency symptoms.
  • Allergic reactions: rash, itching, or anaphylaxis.
  • Seizures: rare convulsive episodes.

Precautions & Warnings

Methadone Hydrochloride requires careful clinical monitoring.

  • Patient assessment: evaluate history of respiratory disease before initiation.
  • Respiratory monitoring: observe breathing patterns, especially during dose adjustments.
  • Cardiac evaluation: obtain baseline ECG to check QT interval.
  • Hepatic function: adjust dosing in patients with liver impairment.
  • Concomitant CNS depressants: avoid or use with extreme caution.
  • Store at room temperature: keep in the original container, protect from moisture and direct sunlight.

Avoid Interactions

Methadone Hydrochloride interacts with several drug classes.

Major Interactions (Avoid)

  • CNS depressants (e.g., benzodiazepines, alcohol): risk of profound respiratory depression.
  • MAO inhibitors: can precipitate severe hypotension or serotonin syndrome.
  • Strong CYP3A4 inhibitors (e.g., ketoconazole, erythromycin): may raise methadone plasma levels.
  • QT‑prolonging agents (e.g., haloperidol, sotalol): increase risk of cardiac arrhythmias.

Moderate Interactions (Monitor Closely)

  • Other opioids: additive analgesic effect and sedation.
  • SSRIs (e.g., fluoxetine): may modestly increase methadone concentrations.
  • Antihistamines (e.g., diphenhydramine): enhance drowsiness.
  • CYP2B6 inducers (e.g., rifampin): may lower methadone levels, reducing efficacy.

Frequently Asked Questions

Metadon 2care4 contains methadone hydrochloride and is prescribed for opioid dependence treatment and for the management of chronic, moderate to severe pain in adult patients. It helps stabilize individuals undergoing substitution therapy and provides long‑acting analgesia for persistent pain conditions.

Methadone hydrochloride works by fully activating μ‑opioid receptors, which produces analgesia and suppresses withdrawal symptoms. It also blocks NMDA receptors, which can reduce the development of tolerance and may improve pain control in neuropathic conditions. The drug is metabolized mainly by liver enzymes CYP3A4 and CYP2B6.

The appropriate dose of Metadon 2care4 is individualized and determined by the prescribing clinician based on the patient’s medical condition, prior opioid exposure, and response to therapy. Dosage adjustments are made under medical supervision to achieve therapeutic goals while minimizing adverse effects.

Methadone hydrochloride is classified as Pregnancy Category C, indicating that risk to the fetus cannot be ruled out and the drug should only be used if the potential benefit justifies the potential risk. It is excreted in breast milk, so breastfeeding mothers should discuss risks and benefits with their healthcare provider.

To request Metadon 2care4, submit an enquiry on the product page at gnhindia.com specifying the required quantity. GNH India supplies hospitals, pharmacies, and procurement teams worldwide, and will verify trade or institutional credentials before providing pricing, availability, shipping details, and any necessary import documentation.

Compared with shorter‑acting opioids, methadone provides a longer duration of action, which can reduce dosing frequency for chronic pain or maintenance therapy. Its NMDA antagonism may also lessen tolerance development. However, methadone requires careful cardiac monitoring due to QT‑prolongation risk, a consideration less prominent with many other opioids.

Metadon 2care4 should be stored at room temperature, below 25 °C, in its original packaging to protect it from moisture and light. Keep the product out of reach of children and do not use if the packaging is damaged or the tablet appears discolored.

Metadon 2care4 is administered orally, typically as a tablet or liquid formulation, as directed by a qualified prescriber. The dose may be taken with or without food, but consistency with regard to meals can help reduce gastrointestinal side effects.

The most serious risks include respiratory depression, especially when combined with other central nervous system depressants, and cardiac arrhythmias due to QT‑interval prolongation. Patients should be monitored closely for signs of severe sedation, shallow breathing, or irregular heart rhythms, and medical attention should be sought immediately if these occur.

Metadon 2care4 should be avoided in individuals with known hypersensitivity to methadone, those with severe respiratory insufficiency, uncontrolled cardiac arrhythmias, or a history of QT prolongation. It is also contraindicated in patients currently taking monoamine oxidase inhibitors or who are in acute intoxication with alcohol or other CNS depressants.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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