GNH USA

Europe — EMA

Memantina Rasec

GNH USA supplies Memantina Rasec (Memantine), a NMDA receptor antagonist for moderate to severe Alzheimer's disease.

Memantine Hydrochloride

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What is Memantine Hydrochloride?

Memantine, the active ingredient in Memantina Rasec, is a NMDA receptor antagonist presented as an oral tablet for oral use. It is indicated for the symptomatic treatment of moderate to severe Alzheimer’s disease in adults.

GNH USA supplies Memantina Rasec as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Memantine Hydrochloride used for?

Memantina Rasec is used in the management of Alzheimer’s disease, a neurodegenerative disorder affecting cognition and daily function.

- Alzheimer’s disease (moderate to severe): improves cognition, global functioning and activities of daily living.

What are the side effects of Memantine Hydrochloride?

Common Side Effects: - Dizziness: mild to moderate sensation of light‑headedness. - Headache: transient, often resolves without intervention. - Constipation: reduced bowel movements, may require dietary adjustment. - Confusion: occasional disorientation or difficulty concentrating. - Hypertension: mild increase in blood pressure. - Fatigue: feeling of tiredness or reduced energy.

Serious or Rare Side Effects: - Seizures: rare occurrence, requires immediate medical attention. - Cardiac arrhythmia: irregular heart rhythm, potentially serious. - Severe skin reactions: such as Stevens‑Johnson syndrome. - Suicidal thoughts: emergent mood changes needing urgent evaluation. - Hepatic dysfunction: abnormal liver enzymes. - Hallucinations: visual or auditory disturbances.

What precautions apply to Memantine Hydrochloride?

Memantina Rasec should be used with caution in the following situations: - Renal impairment: dose adjustment may be required. - History of seizures: monitor closely for increased frequency. - Cardiovascular disease: assess blood pressure and heart rhythm. - Concomitant NMDA antagonists: avoid additive neurotoxicity. - Pregnancy: safety not established; weigh benefits against risks. - Store at room temperature: keep in the original container, protect from moisture and direct sunlight.

What does Memantine Hydrochloride interact with?

Memantina Rasec may interact with several medicines. Review the following categories:

Major Interactions (Avoid): - Amantadine: additive NMDA antagonism may increase neurotoxicity. - Other NMDA antagonists: combined effect can exacerbate CNS depression. - Strong CYP3A4 inducers (e.g., rifampicin): may reduce memantine exposure.

Moderate Interactions (Monitor Closely): - Anticholinergic agents: may diminish cognitive benefit. - Diuretics: can increase risk of hypotension. - Antihypertensives: monitor blood pressure for additive effects.

Frequently asked questions

What is Memantina Rasec used for?+
Memantina Rasec is prescribed for the symptomatic treatment of moderate to severe Alzheimer’s disease, helping to improve cognition, daily functioning, and overall quality of life in affected individuals.
How does memantine work in the brain?+
Memantine blocks the NMDA receptor’s ion channel in a non‑competitive manner, reducing excessive calcium influx caused by glutamate over‑activation. This limits excitotoxic neuronal damage while preserving normal synaptic activity, which can stabilize cognitive symptoms.
What is the usual dose of Memantina Rasec?+
The specific dose and titration schedule are determined by the prescribing clinician based on the patient’s condition, renal function, and response to therapy. Patients should follow the prescriber’s instructions precisely.
Is Memantina Rasec safe during pregnancy or breastfeeding?+
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 must be made by the treating physician.
How do I order Memantina Rasec from GNH USA?+
Submit an enquiry on the product page at gnh-usa.com, specifying the required quantity. GNH USA 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.
How does Memantina Rasec compare with other Alzheimer’s drugs?+
Memantine belongs to the NMDA receptor antagonist class, differing from acetylcholinesterase inhibitors such as donepezil. While both improve symptoms, memantine is typically used in moderate to severe stages and may be combined with an acetylcholinesterase inhibitor for additive benefit.
What are the storage requirements for Memantina Rasec?+
Store the tablets at room temperature, below 25 °C, in the original packaging. Keep them away from moisture, direct sunlight, and excessive heat to maintain product stability.
How is Memantina Rasec administered?+
Memantina Rasec is taken orally, usually once daily after a titration period. The tablets should be swallowed whole with water and not crushed or chewed unless otherwise directed by a healthcare professional.
What are the most serious risks associated with Memantina Rasec?+
Serious adverse events, though rare, include seizures, cardiac arrhythmias, severe skin reactions such as Stevens‑Johnson syndrome, hepatic dysfunction, and emergent suicidal thoughts. Prompt medical evaluation is essential if any of these occur.
Who should not use Memantina Rasec?+
Patients with known hypersensitivity to memantine or any excipients, those with severe renal impairment without dose adjustment, and individuals taking other NMDA antagonists should avoid using Memantina Rasec unless specifically advised by a physician.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Memantine Hydrochloride
Route
Oral Use
Manufacturer
Pentafarma Genéricos - Sociedade Técnico-Medicinal, Lda.
Origin
EU

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