Product image of Marixino (Memantine Hydrochloride) supplied by GNH India

Marixino

Active Ingredient:
Memantine Hydrochloride
Origin:
EU

Marixino (Memantine Hydrochloride)

Memantine hydrochloride, the active ingredient in Marixino, is a NMDA receptor antagonist presented as an oral formulation for oral use. It is indicated for the treatment of moderate to severe Alzheimer’s disease in adult patients, helping to preserve cognitive function and daily living activities.

GNH India supplies Marixino as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. Our distribution network ensures timely delivery and regulatory compliance across multiple regions.

Manufacturer / TM Owner

Krka, D.D., Novo Mesto

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Indications & Clinical Uses

Memantine hydrochloride is used in the management of Alzheimer’s disease, a neurodegenerative disorder affecting cognition and function.

  • Alzheimer's disease (moderate to severe): improves cognition and slows functional decline in affected patients.
  • Behavioral symptoms in Alzheimer’s disease: may reduce agitation and aggression associated with the condition.
  • Activities of daily living in Alzheimer’s disease: helps maintain independence in routine tasks for many patients.

How It Works

  • Memantine hydrochloride acts as a non‑competitive antagonist at the N‑methyl‑D‑aspartate (NMDA) receptor. By binding to the receptor‑associated ion channel with moderate affinity, it blocks excessive calcium influx caused by prolonged glutamate activation. This reduces excitotoxic neuronal injury while preserving normal synaptic transmission, thereby helping to maintain neuronal viability and function in the brains of patients with Alzheimer’s disease.

Side Effects

Memantine hydrochloride may be associated with a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects

  • Dizziness
  • Headache
  • Constipation
  • Fatigue

Serious or Rare Side Effects

  • Seizures
  • Severe allergic reactions (rash, angioedema)
  • Stevens‑Johnson syndrome

Precautions & Warnings

When prescribing memantine hydrochloride, clinicians should consider several precautionary measures to ensure safe use.

  • Renal impairment: dose adjustment may be required in patients with reduced kidney function.
  • History of seizures: monitor closely as the drug can lower seizure threshold.
  • Cardiovascular disease: use cautiously in patients with uncontrolled hypertension or arrhythmias.
  • Concurrent NMDA antagonists: avoid combining with other agents that block NMDA receptors.
  • Pregnancy and lactation: safety has not been established; use only if potential benefit justifies risk.
  • Store at ambient temperature: keep below 25 °C in the original container, protected from moisture and light.

Avoid Interactions

Memantine hydrochloride can interact with other medicines, influencing its efficacy or safety profile.

Major Interactions (Avoid)

  • Amantadine: additive NMDA antagonism may increase neuropsychiatric effects.
  • Ketamine: combined CNS depression can lead to excessive sedation.
  • High‑dose aspirin: may enhance risk of hypertension.

Moderate Interactions (Monitor Closely)

  • Antihypertensive agents: memantine may potentiate blood‑pressure‑lowering effects.
  • Diuretics: increased risk of dehydration and electrolyte imbalance.
  • Other central nervous system depressants (e.g., benzodiazepines): may increase dizziness and confusion.

Frequently Asked Questions

Marixino contains memantine hydrochloride and is prescribed for the treatment of moderate to severe Alzheimer’s disease. It helps to improve or maintain cognitive function and daily living abilities in patients with this neurodegenerative condition.

Memantine hydrochloride works by binding to the NMDA‑type glutamate receptor as a non‑competitive antagonist. This blocks excessive calcium entry into neurons caused by over‑activation of glutamate, reducing excitotoxic damage while allowing normal synaptic activity to continue.

The dose of Marixino is determined by the prescribing clinician based on the individual’s clinical condition, renal function and tolerability. Physicians typically start with a low dose and titrate upward, but exact dosing regimens are not disclosed here.

Safety data for memantine hydrochloride in pregnancy and lactation are limited. The product is classified as having an unknown pregnancy category, so it should only be used when the potential benefit outweighs any possible risk to the fetus or infant.

To request Marixino, 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.

The primary alternative class for Alzheimer’s disease is acetylcholinesterase inhibitors such as donepezil. While those agents increase acetylcholine levels, memantine (Marixino) modulates glutamatergic activity. Both can be used alone or together, but memantine is typically reserved for moderate to severe stages where excitotoxicity plays a larger role.

Marixino should be stored at ambient temperature, preferably below 25 °C. Keep the tablets in the original packaging, protect them from moisture and direct light, and ensure the container is tightly closed to maintain product stability.

Marixino is taken orally, usually with or without food, as directed by the prescriber. The tablets should be swallowed whole with a glass of water and not crushed or chewed unless specifically instructed.

Serious adverse events include seizures, severe allergic reactions such as rash or angioedema, and rare skin conditions like Stevens‑Johnson syndrome. Patients should seek immediate medical attention if they experience any of these symptoms.

Marixino is contraindicated in patients with known hypersensitivity to memantine or any of its excipients. Caution is also advised for individuals with severe renal impairment, uncontrolled hypertension, or a history of seizures, and it should be avoided in pregnancy unless clearly justified.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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