Product image of Medapia (Entacapone) supplied by GNH India

Medapia

Active Ingredient:
Entacapone
Origin:
EU

Medapia (Entacapone)

Entacapone, the active ingredient in Medapia, is a catechol-O-methyltransferase (COMT) inhibitor presented as an oral formulation for oral use. It is used as an adjunct to levodopa/carbidopa therapy in patients with Parkinson's disease to extend levodopa's duration of action and reduce motor fluctuations.

GNH India supplies Medapia as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Medochemie Ltd.

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Indications & Clinical Uses

Entacapone is employed in the Parkinson's disease treatment pathway as a COMT inhibitor that enhances levodopa therapy.

  • Parkinson's disease (adjunct to levodopa/carbidopa): prolongs levodopa half‑life and improves motor control.
  • Levodopa‑induced motor fluctuations: reduces OFF periods and stabilises symptom control.
  • Parkinson's disease patients on levodopa/carbidopa: increases on‑time without worsening dyskinesia.

How It Works

  • Entacapone reversibly inhibits peripheral catechol‑O‑methyltransferase, the enzyme responsible for metabolising levodopa to inactive 3‑O‑methyldopa. By blocking this pathway, the drug prolongs levodopa's plasma half‑life, allowing more levodopa to reach the brain and enhancing dopaminergic stimulation during each dosing interval.

Side Effects

Common Side Effects

  • Nausea: mild to moderate gastrointestinal upset.
  • Diarrhea: loose stools occurring shortly after dosing.
  • Abdominal pain: cramping or discomfort in the stomach area.
  • Urine discoloration: brownish tint that is harmless.
  • Dyskinesia: involuntary movements, often related to levodopa levels.
  • Headache: transient mild to moderate pain.

Serious or Rare Side Effects

  • Hepatotoxicity: elevated liver enzymes or liver injury.
  • Severe allergic reactions: rash, itching, swelling, or anaphylaxis.
  • Neutropenia: marked reduction in white blood cells.
  • Hyperbilirubinemia: abnormal increase in bilirubin levels.

Precautions & Warnings

Entacapone should be used with careful clinical monitoring.

  • Liver monitoring: assess hepatic function before initiation and periodically during therapy.
  • Dyskinesia assessment: watch for increased involuntary movements, especially when levodopa dose is high.
  • Renal function: evaluate kidney status in patients with impaired clearance.
  • Concomitant MAO‑B inhibitors: avoid or use with caution due to potential hypertensive effects.
  • Elderly patients: start at lower doses and monitor for adverse reactions.
  • Store at ambient temperature: keep in the original container, protect from moisture and direct sunlight.

Avoid Interactions

Entacapone may interact with several drug classes.

Major Interactions (Avoid)

  • Non‑selective MAO inhibitors: risk of hypertensive crisis when combined.
  • Other COMT inhibitors: additive inhibition may increase levodopa exposure.

Moderate Interactions (Monitor Closely)

  • Anticholinergic agents: may enhance anticholinergic side effects.
  • NSAIDs: potential for increased gastrointestinal irritation.
  • Antihypertensive drugs: possible additive blood pressure lowering effect.

Frequently Asked Questions

Medapia contains entacapone, which is prescribed as an adjunct to levodopa/carbidopa in Parkinson's disease. It helps extend the effect of levodopa, reducing motor fluctuations and improving overall symptom control in patients receiving standard dopaminergic therapy.

Entacapone reversibly blocks the peripheral enzyme catechol‑O‑methyltransferase (COMT). By inhibiting this enzyme, the drug slows the breakdown of levodopa, allowing more of the active drug to reach the brain and sustain dopaminergic stimulation for a longer period.

The specific dose of Medapia is determined by the prescribing clinician based on the individual patient's levodopa regimen, disease stage, and tolerability. Healthcare professionals adjust the amount to achieve optimal motor control while minimizing side effects.

The safety of entacapone in pregnancy and lactation has not been established. It is classified as pregnancy category unknown, and clinicians usually avoid its use unless the potential benefit justifies the potential risk to the fetus or infant.

To request Medapia, 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.

Unlike dopamine agonists or MAO‑B inhibitors, entacapone does not directly stimulate dopamine receptors. Instead, it enhances the existing levodopa therapy by preventing its peripheral breakdown, making it a useful adjunct for patients who still experience OFF periods despite optimal levodopa dosing.

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

Medapia is taken orally, usually with each dose of levodopa/carbidopa. It is swallowed whole with water and should be taken at the same time as the levodopa-containing medication to maximize its COMT‑inhibiting effect.

Serious risks include liver toxicity, severe allergic reactions such as anaphylaxis, and significant reductions in white‑blood‑cell counts (neutropenia). Patients should be monitored regularly for liver enzyme changes and any signs of hypersensitivity or infection.

Medapia is contraindicated in patients with known hypersensitivity to entacapone or any component of the formulation, those taking non‑selective MAO inhibitors, and individuals with severe hepatic impairment. Caution is also advised for patients with renal dysfunction or a history of severe allergic reactions.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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