Product image of Memantin Pliva (Memantine Hydrochloride) supplied by GNH India

Memantin Pliva

Active Ingredient:
Memantine Hydrochloride
Origin:
EU

Memantin Pliva (Memantine Hydrochloride)

Memantine Hydrochloride, the active ingredient in Memantin Pliva, is a non‑competitive NMDA receptor antagonist presented as an oral dosage form for oral administration. It is used to treat moderate to severe Alzheimer’s disease, helping to improve cognition and functional abilities in adult patients diagnosed with this neurodegenerative condition.

GNH India supplies Memantin Pliva as a licensed, GDP‑compliant international pharmaceutical supplier, sourcing the product from EU manufacturers and delivering it to hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides regulatory documentation to support safe use.

Manufacturer / TM Owner

Pliva Hrvatska D.O.O.

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Indications & Clinical Uses

  • Memantin Pliva is indicated for conditions involving neurodegeneration where NMDA receptor over‑activity contributes to cognitive decline.
  • Alzheimer’s disease (moderate to severe): Improves cognition, daily functioning, and may slow symptom progression in adult patients.
  • Behavioral disturbances associated with Alzheimer’s disease: May help reduce agitation, aggression, and improve overall patient behavior.

How It Works

  • Memantine Hydrochloride acts as a non‑competitive antagonist at the NMDA (N‑methyl‑D‑aspartate) receptor‑associated ion channel. By binding within the channel at moderate neuronal depolarisation, it blocks excessive calcium influx caused by prolonged glutamate stimulation, thereby reducing excitotoxic neuronal injury while preserving normal synaptic transmission essential for learning and memory. This modulation helps to balance excitatory neurotransmission without completely inhibiting physiological NMDA activity.

Side Effects

Memantin Pliva may be associated with a range of adverse reactions, varying from mild to serious.

Common Side Effects

  • Dizziness
  • Headache
  • Constipation
  • Confusion
  • Hypertension
  • Insomnia

Serious or Rare Side Effects

  • Seizures
  • Cardiac arrhythmia
  • Hepatic dysfunction
  • Severe allergic reactions (e.g., Stevens‑Johnson syndrome)
  • Psychosis or severe agitation
  • Suicidal thoughts or behavior

Precautions & Warnings

When prescribing Memantin Pliva, clinicians should consider several safety measures.

  • Dose titration: Initiate at low dose and increase gradually as tolerated.
  • Renal impairment: Adjust dose in patients with reduced kidney function.
  • Hepatic impairment: Use with caution in liver disease.
  • Concomitant NMDA antagonists: Avoid combining with other NMDA blockers.
  • Psychiatric history: Monitor for worsening depression or suicidal ideation.
  • Store at room temperature: Keep in original container, protect from moisture and light.

Avoid Interactions

Memantin Pliva can interact with other medicines; some combinations should be avoided while others require monitoring.

Major Interactions (Avoid)

  • Amantadine: May increase risk of neurotoxicity.
  • Ketamine: Additive NMDA antagonism can cause excessive CNS depression.
  • High‑dose zinc supplements: May reduce memantine absorption.

Moderate Interactions (Monitor Closely)

  • Anticholinesterases (donepezil, rivastigmine): May blunt therapeutic effect.
  • Diuretics (furosemide): May increase plasma levels of memantine.
  • CNS depressants (benzodiazepines): May enhance sedation.

Frequently Asked Questions

Memantin Pliva contains memantine hydrochloride and is prescribed for the treatment of moderate to severe Alzheimer’s disease. It helps improve cognitive function and daily living activities by reducing excitotoxic neuronal damage associated with excessive glutamate activity.

Memantine hydrochloride is a non‑competitive antagonist of the NMDA receptor ion channel. It blocks prolonged activation by glutamate, limiting calcium influx that can lead to neuronal injury, while allowing normal synaptic transmission needed for learning and memory.

The appropriate dose of Memantin Pliva is set by the prescribing healthcare professional based on the patient’s clinical condition, renal and hepatic function, and tolerability. No fixed regimen is provided here; dosing decisions are individualized.

Safety data for memantine in pregnancy and lactation are limited. The product should only be used if the potential benefit justifies any potential risk to the fetus or infant, and the decision must be made in consultation with a qualified healthcare provider.

To place an order, submit an enquiry on the Memantin Pliva 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.

Memantin Pliva belongs to the NMDA receptor antagonist class, whereas drugs such as donepezil, rivastigmine and galantamine are cholinesterase inhibitors. Memantine is typically used in moderate to severe stages and may be combined with a cholinesterase inhibitor for additive benefit, while the others are often started earlier in the disease course.

Store Memantin Pliva at room temperature, below 25 °C. Keep the tablets in the original packaging, protect them from moisture, heat and direct sunlight, and ensure the container is tightly closed to maintain product stability.

Memantin Pliva is taken orally, usually as a tablet. The medication should be swallowed whole with water, and dosing schedules (once or twice daily) are determined by the prescribing clinician based on individual patient needs.

Serious adverse events can include seizures, cardiac arrhythmias, severe hepatic dysfunction, allergic reactions such as Stevens‑Johnson syndrome, psychosis, and emergence of suicidal thoughts. Patients should be monitored closely for any of these symptoms, especially during dose adjustments.

Memantin Pliva should be avoided in patients with known hypersensitivity to memantine or any excipients, and it is contraindicated in individuals with severe renal impairment unless dose adjustments are made. Caution is also advised for patients with a history of seizures, significant cardiac disease, or active psychiatric disorders.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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