Mantomed

Memantine hydrochloride, the active ingredient in Mantomed, is a NMDA receptor antagonist presented as an oral tablet for oral use. It is indicated for the treatment of Alzheimer’s disease in adult patients. GNH USA supplies Mantomed as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Memantine is used in the management of Alzheimer’s disease, acting on the glutamatergic pathway to improve cognitive function. - Alzheimer’s disease (mild to moderate): may help maintain memory and daily activities. - Alzheimer’s disease (moderate to severe): can support functional abilities and slow decline. - Behavioral symptoms of Alzheimer’s disease: may reduce agitation and improve overall patient behavior.

Adverse reactions to memantine are reported across a range of frequencies.

Common Side Effects: - Dizziness: mild to moderate vertigo or light‑headedness. - Headache: transient cranial pain. - Constipation: reduced bowel movements. - Confusion: occasional disorientation. - Hypertension: elevated blood pressure readings. - Insomnia: difficulty initiating or maintaining sleep.

Serious or Rare Side Effects: - Seizures: convulsive episodes requiring medical attention. - Hallucinations: visual or auditory perceptual disturbances. - Cardiac arrhythmia: irregular heart rhythm. - Severe skin reactions: Stevens‑Johnson syndrome or toxic epidermal necrolysis. - Suicidal thoughts: emergent ideation or behavior. - Hepatic dysfunction: abnormal liver enzyme elevations.

Before initiating therapy, clinicians should assess patient‑specific risk factors and monitor for adverse events. - Renal impairment: adjust dose or monitor renal function. - Hepatic impairment: use with caution in liver disease. - Cardiovascular disease: monitor blood pressure and heart rate. - Concomitant NMDA antagonists: avoid combined use due to additive effects. - Pregnancy: safety not established; weigh potential benefits against risks. - Store at ambient temperature: keep below 25 °C, retain in original packaging, protect from moisture.

Memantine may interact with several drug classes, requiring careful management.

Major Interactions (Avoid): - Amantadine: additive NMDA antagonism may increase neurotoxicity. - Ketamine: combined NMDA blockade can exacerbate central nervous system effects. - Other NMDA receptor antagonists: risk of heightened adverse neurological reactions.

Moderate Interactions (Monitor Closely): - Anticholinesterase inhibitors (e.g., donepezil): may require dose adjustment. - Antihypertensive agents: monitor blood pressure for additive effects. - Diuretics: watch for electrolyte disturbances. - NSAIDs: increased risk of renal impairment. - Antipsychotics: potential for enhanced central side effects.