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

Memantine Grindeks

Active Ingredient:
Memantine Hydrochloride
Origin:
EU

Memantine Grindeks (Memantine Hydrochloride)

Memantine, the active ingredient in Memantine Grindeks, is an NMDA receptor antagonist presented as an oral tablet for oral use. It is indicated for the treatment of moderate to severe Alzheimer’s disease in adult patients, helping to improve cognition and function.

GNH India supplies Memantine Grindeks as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides regulatory support for global distribution. Clients benefit from reliable supply chains, transparent pricing, and responsive technical assistance.

Manufacturer / TM Owner

Grindeks

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Indications & Clinical Uses

  • Memantine is employed in the treatment of neurodegenerative conditions, particularly Alzheimer’s disease, where excessive glutamate activity contributes to neuronal injury.
  • Alzheimer’s disease (moderate to severe): provides modest improvements in cognition, daily living activities, and overall clinical assessment, supporting patients and caregivers.
  • Alzheimer’s disease (mild to moderate) in combination with cholinesterase inhibitors: may enhance overall therapeutic effect when used as adjunct therapy.

How It Works

  • Memantine acts as a non‑competitive antagonist at the NMDA (N‑methyl‑D‑aspartate) receptor, binding to the ion channel site with moderate affinity. By blocking excessive calcium influx caused by overstimulation of glutamate, it reduces excitotoxic neuronal damage while preserving normal synaptic transmission, thereby supporting neuronal function in Alzheimer’s disease.

Side Effects

Memantine may be associated with a range of adverse reactions, varying in frequency and severity.

Common Side Effects

  • Dizziness
  • Headache
  • Constipation
  • Confusion
  • Fatigue
  • Nausea

Serious or Rare Side Effects

  • Seizures
  • Severe allergic reactions (anaphylaxis)
  • Cardiac arrhythmia
  • Hallucinations or psychosis
  • Liver function abnormalities
  • Stevens‑Johnson syndrome

Precautions & Warnings

When prescribing memantine, clinicians should consider several safety aspects.

  • Renal impairment: assess renal function and adjust dose if necessary.
  • Hepatic impairment: use with caution and monitor liver enzymes.
  • History of seizures: monitor for increased seizure frequency.
  • Concomitant use with other NMDA antagonists: avoid additive neurotoxicity.
  • Psychiatric disorders: observe for worsening agitation or psychosis.
  • Store at ambient temperature: keep in the original container, protect from moisture and light.

Avoid Interactions

Memantine can interact with other medicines, requiring attention to avoid reduced efficacy or increased toxicity.

Major Interactions (Avoid)

  • Amantadine: increased neuropsychiatric risk.
  • Other NMDA antagonists (e.g., ketamine): additive neurotoxicity.
  • Strong CYP3A4 inducers (e.g., carbamazepine): reduced memantine exposure.

Moderate Interactions (Monitor Closely)

  • Diuretics (e.g., furosemide): may raise plasma memantine levels.
  • Alcohol: may enhance central nervous system depression.

Frequently Asked Questions

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

Memantine acts as a non‑competitive antagonist of the NMDA receptor. By blocking the receptor’s ion channel, it limits excessive calcium influx caused by overstimulation of glutamate, thereby reducing neuronal injury while preserving normal synaptic signaling.

The dosing regimen for Memantine Grindeks is determined by the prescribing clinician based on the patient’s condition, renal function, and response to therapy. Patients should follow the prescriber’s instructions and not adjust the dose on their own.

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

To request Memantine Grindeks, 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.

Memantine belongs to the NMDA‑receptor antagonist class, whereas cholinesterase inhibitors (e.g., donepezil) increase acetylcholine levels. Memantine is typically used in moderate to severe disease and may be combined with a cholinesterase inhibitor for additive benefit, while the latter are often first‑line for mild disease.

Memantine Grindeks should be stored at ambient temperature, below 25 °C. Keep the tablets in the original packaging, protect them from moisture and direct light, and ensure they are out of reach of children.

Memantine Grindeks is taken orally, usually once daily after a meal to improve tolerability. The tablet should be swallowed whole with water and not chewed or crushed unless otherwise directed by a healthcare professional.

Serious adverse events, though rare, include seizures, severe allergic reactions such as anaphylaxis, cardiac arrhythmias, hallucinations or psychosis, and liver function abnormalities. Patients should seek immediate medical attention if any of these symptoms occur.

Memantine Grindeks is contraindicated in patients with known hypersensitivity to memantine or any of its excipients. Caution is advised for individuals with severe renal impairment, uncontrolled seizures, or those taking other NMDA‑receptor antagonists.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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