Product image of Molnex (Morphine Hydrochloride Trihydrate) supplied by GNH India

Molnex

Active Ingredient:
Morphine Hydrochloride Trihydrate
Origin:
EU

Molnex (Morphine Hydrochloride Trihydrate)

Morphine Hydrochloride Trihydrate, the active ingredient in Molnex, is an opioid analgesic presented as a sterile injectable solution for epidural, intramuscular and intrathecal use. It treats severe acute pain, postoperative pain, cancer‑related pain and chronic severe pain in adult patients.
GNH India supplies Molnex as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, oncology centres and pharmacies worldwide.

Manufacturer / TM Owner

Kalceks

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Indications & Clinical Uses

  • Morphine Hydrochloride is an opioid analgesic used to manage pain through mu‑opioid receptor activation.
  • Severe acute pain: provides rapid relief of intense, short‑term pain.
  • Postoperative pain: controls pain following surgical procedures.
  • Cancer pain: alleviates persistent malignant pain.
  • Chronic severe pain: maintains long‑term analgesia in patients with refractory pain.

How It Works

  • Morphine Hydrochloride acts as a full agonist at central mu‑opioid receptors, inhibiting the release of excitatory neurotransmitters and reducing neuronal excitability. This binding decreases the perception of pain and produces sedation by modulating pain pathways in the brainstem, spinal cord and peripheral nervous system.

Side Effects

Morphine Hydrochloride may cause a range of adverse reactions, from mild to life‑threatening.

Common Side Effects

  • Nausea and vomiting
  • Constipation
  • Drowsiness or sedation
  • Dizziness
  • Sweating
  • Dry mouth

Serious or Rare Side Effects

  • Respiratory depression, potentially fatal
  • Severe hypotension or cardiovascular collapse
  • Anaphylactic or severe allergic reactions
  • Adrenal insufficiency
  • Opioid‑induced neurotoxicity (e.g., seizures)

Precautions & Warnings

  • Morphine Hydrochloride requires careful monitoring and specific safety measures.
  • Assess respiratory function: monitor breathing rate and oxygen saturation.
  • Evaluate opioid tolerance: adjust dosing for opioid‑naïve versus tolerant patients.
  • Avoid concurrent CNS depressants: increased risk of sedation and respiratory depression.
  • Use caution in renal or hepatic impairment: dose may need reduction.
  • Store at controlled room temperature: keep in original packaging, protect from moisture and light.

Avoid Interactions

Morphine Hydrochloride can interact with several drug classes, influencing safety and efficacy.

Major Interactions (Avoid)

  • Other opioids: additive respiratory depression.
  • Benzodiazepines or barbiturates: heightened CNS depression.
  • Monoamine oxidase inhibitors (MAOIs): risk of severe serotonin syndrome.
  • Alcohol: potentiates sedative effects.
  • CNS depressant antihistamines: increased drowsiness.

Moderate Interactions (Monitor Closely):\n- CYP3A4 inhibitors (e.g., ketoconazole): may raise morphine levels.

  • CYP2D6 inhibitors (e.g., fluoxetine): alter metabolism.
  • Antidepressants (SSRIs, SNRIs): potential for serotonin syndrome.
  • Diuretics: may affect blood pressure.
  • Anticholinergics: may worsen constipation.

Frequently Asked Questions

Molnex contains morphine hydrochloride and is indicated for the management of severe acute pain, postoperative pain, cancer‑related pain, and chronic severe pain when other analgesics are insufficient. It is administered by epidural, intramuscular or intrathecal routes under medical supervision.

Morphine hydrochloride binds to mu‑opioid receptors in the central nervous system, inhibiting the release of neurotransmitters that transmit pain signals. This action reduces the perception of pain and produces sedation, providing effective analgesia for intense or persistent pain conditions.

The dose of Molnex is individualized by the prescribing clinician based on the patient’s pain severity, prior opioid exposure, route of administration, and clinical condition. Healthcare providers determine the appropriate amount, frequency and titration schedule.

The safety of morphine hydrochloride in pregnancy and lactation is not well established. It is classified as a Category unknown drug, and clinicians typically weigh potential benefits against risks before prescribing to pregnant or nursing individuals.

To request Molnex, 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 (including any cold‑chain requirements) and necessary import documentation.

Molnex delivers morphine, a benchmark opioid with well‑characterized efficacy for severe pain. Compared with newer synthetic opioids, morphine has a longer history of clinical use, a predictable pharmacokinetic profile, and is generally less expensive, though it may have a higher incidence of certain side effects such as constipation.

Molnex should be stored at controlled room temperature, below 25 °C, in its original container. Protect the product from moisture, direct sunlight and extreme temperatures to maintain sterility and potency.

Molnex is supplied as a sterile injectable solution and can be given via epidural, intramuscular or intrathecal injection. Administration is performed by qualified healthcare professionals following aseptic technique and appropriate dosing guidelines.

The most critical risks include respiratory depression, severe hypotension, and the potential for anaphylactic reactions. Patients should be closely monitored for signs of respiratory compromise, especially during initiation or dose escalation.

Molnex is contraindicated in patients with known hypersensitivity to morphine or any component of the formulation, in those receiving monoamine oxidase inhibitors within 14 days, and in individuals with significant respiratory insufficiency or untreated obstructive sleep apnea.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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