Landex

Donepezil, the active ingredient in Landex, is an acetylcholinesterase inhibitor presented as an oral dosage form for oral use. It is used to treat cognitive symptoms of Alzheimer’s disease in adult patients.\n\nGNH India supplies Landex as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Donepezil is an acetylcholinesterase inhibitor indicated for the management of Alzheimer’s disease and its associated symptoms.\n\n- Alzheimer’s disease (mild to moderate): improves cognition and daily functioning in patients.\n- Behavioral disturbances in Alzheimer’s disease: may reduce agitation and aggression.\n- Functional decline in Alzheimer’s disease: may help maintain ability to perform activities of daily living.

Common Side Effects:\n- Nausea\n- Diarrhea\n- Insomnia\n- Muscle cramps\n- Fatigue\n- Loss of appetite\n\nSerious or Rare Side Effects:\n- Bradycardia or heart block\n- Severe liver injury\n- Seizures\n- Gastrointestinal bleeding\n- Cardiac arrhythmias\n- Hepatotoxicity

Before initiating therapy, clinicians should consider several safety aspects.\n\n- Cardiac assessment: monitor patients with known bradyarrhythmias or conduction disorders.\n- Concomitant medication review: avoid or adjust use of strong anticholinergic agents.\n- Liver function monitoring: periodic liver enzyme tests are advisable.\n- Respiratory caution: patients with asthma or COPD may experience bronchospasm.\n- Store at ambient temperature: keep in the original container, protect from moisture and light.

Donepezil may interact with several drug classes, requiring careful management.\n\nMajor Interactions (Avoid):\n- Strong anticholinergic agents: may diminish therapeutic effect.\n- Beta‑blockers: increased risk of bradycardia.\n- Potent CYP3A4 inhibitors (e.g., ketoconazole): elevate plasma concentrations.\n\nModerate Interactions (Monitor Closely):\n- CYP2D6 inhibitors (e.g., fluoxetine): may raise drug levels.\n- NSAIDs: heightened risk of gastrointestinal bleeding.\n- Other anticholinergic drugs: may counteract cholinergic benefit.