Product image of Madopar (Benserazide Hydrochloride, Levodopa) supplied by GNH India

Madopar

Active Ingredient:
Benserazide Hydrochloride, Levodopa
Origin:
EU

Madopar (Benserazide Hydrochloride, Levodopa)

Levodopa, the active ingredient in Madopar, is an antiparkinson agent presented as an oral tablet for oral use. It is combined with benserazide hydrochloride to treat Parkinson's disease and related Parkinsonian syndromes by improving motor function in patients.
GNH India supplies Madopar as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Uab "roche Lietuva"

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Indications & Clinical Uses

Madopar is an antiparkinson medication that acts on the dopaminergic pathway to alleviate motor symptoms.

  • Parkinson's disease: improves tremor, rigidity, and bradykinesia.
  • Parkinsonian syndrome: reduces motor fluctuations and enhances daily functioning.
  • Levodopa‑responsive Parkinsonism: provides symptomatic relief of movement disorders.

How It Works

  • Levodopa crosses the blood‑brain barrier and is decarboxylated to dopamine, replenishing depleted central dopamine stores. Benserazide hydrochloride inhibits peripheral aromatic L‑amino acid decarboxylase, preventing premature conversion of levodopa outside the brain, thereby increasing central availability and reducing peripheral side effects.

Side Effects

Common Side Effects

  • Nausea: mild to moderate gastrointestinal upset.
  • Dizziness: often related to orthostatic changes.
  • Headache: transient and usually self‑limiting.
  • Orthostatic hypotension: drop in blood pressure upon standing.
  • Insomnia: difficulty initiating or maintaining sleep.
  • Dry mouth: reduced salivation.

Serious or Rare Side Effects

  • Dyskinesia: involuntary, erratic movements.
  • Hallucinations: visual or auditory disturbances.
  • Severe hypotension: marked blood pressure decline requiring medical attention.
  • Neuroleptic malignant syndrome: rare but life‑threatening reaction.
  • Severe depression or suicidal thoughts.
  • Cardiac arrhythmias: irregular heart rhythms.

Precautions & Warnings

Madopar requires careful clinical monitoring to ensure safe and effective use.

  • Dose titration: start low and adjust under medical supervision.
  • Monitor blood pressure: risk of orthostatic hypotension, especially in the elderly.
  • Assess psychiatric status: watch for hallucinations or mood changes.
  • Avoid abrupt discontinuation: may cause worsening of Parkinsonian symptoms.
  • Pregnancy and lactation: use only if clearly needed after risk‑benefit assessment.
  • Store at ambient temperature: keep in the original container, protect from moisture and light.

Avoid Interactions

Madopar can interact with several drug classes, requiring vigilance.

Major Interactions (Avoid)

  • Non‑selective MAO inhibitors: may precipitate hypertensive crisis.
  • Antipsychotics (e.g., haloperidol): reduce levodopa efficacy.
  • Antihypertensive agents: may exacerbate orthostatic hypotension.

Moderate Interactions (Monitor Closely)

  • Iron supplements: decrease levodopa absorption.
  • High‑protein meals: reduce bioavailability of levodopa.
  • Carbamazepine: may increase metabolic clearance of levodopa.

Frequently Asked Questions

Madopar is prescribed to manage the motor symptoms of Parkinson's disease and Parkinsonian syndromes. By increasing dopamine levels in the brain, it helps reduce tremor, stiffness, slowness of movement, and improves overall functional ability in patients with these neuro‑degenerative conditions.

Levodopa, the primary component of Madopar, is a precursor of dopamine that crosses the blood‑brain barrier. Once inside the central nervous system, it is converted to dopamine, replenishing the neurotransmitter that is deficient in Parkinson's disease. Benserazide blocks peripheral conversion, ensuring more levodopa reaches the brain.

The appropriate dose of Madopar is individualized and determined by a qualified prescriber based on the patient's clinical status, disease severity, and response to therapy. Dosage adjustments are made gradually to balance symptom control with tolerability, and patients should follow the prescribing physician's instructions precisely.

Safety data for Madopar in pregnancy and lactation are limited. It should only be used when the potential benefit justifies any possible risk to the fetus or infant. Healthcare providers typically assess each case carefully and may recommend alternative therapies if safer options are available.

To place an order, submit an enquiry on the Madopar product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies, and procurement teams worldwide, confirming trade or institutional credentials before providing pricing, availability, shipping details, and any necessary import documentation.

Madopar combines levodopa with benserazide, offering higher central availability of levodopa than levodopa alone and fewer peripheral side effects. Compared with dopamine agonists, it provides more robust symptom relief but may have a higher risk of motor complications such as dyskinesia. Choice of therapy depends on individual patient factors.

Madopar tablets should be stored at ambient temperature, below 25 °C, in the original blister pack or container. Protect them from moisture, excessive heat, and direct sunlight. Keep the medication out of reach of children and do not use if the packaging is damaged.

Madopar is taken orally with a full glass of water. It can be taken with or without food, although high‑protein meals may reduce absorption. Patients should follow the dosing schedule prescribed by their clinician and avoid crushing or chewing extended‑release formulations unless specifically instructed.

Serious risks include the development of dyskinesia (involuntary movements), hallucinations or other psychotic symptoms, severe orthostatic hypotension, and rare events such as neuroleptic malignant syndrome. Patients should be monitored regularly for these complications, and any sudden changes should be reported to a healthcare professional promptly.

Madopar is contraindicated in patients with known hypersensitivity to levodopa, benserazide, or any excipients, as well as those taking non‑selective MAO inhibitors. Caution is advised for individuals with narrow‑angle glaucoma, severe cardiovascular disease, or a history of malignant melanoma. A physician should evaluate suitability before initiating therapy.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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