GNH USA

Europe — EMA

Inbrija

GNH USA supplies Inbrija (Levodopa), a dopamine precursor for adjunct therapy of OFF episodes in Parkinson's disease. Request a quote for global supply.

Levodopa

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Pack/s

What is Levodopa?

Levodopa, the active ingredient in Inbrija, is a dopamine precursor presented as an inhalation powder for inhalation use. It is used to treat OFF episodes in Parkinson's disease as an adjunct therapy for patients already receiving oral levodopa.\n\nGNH India supplies Inbrija as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Levodopa used for?

Inbrija is indicated for adjunct therapy in Parkinson's disease, targeting motor fluctuations associated with dopaminergic deficiency.\n\n- OFF episodes in Parkinson's disease: rapid relief of motor symptoms during periods of reduced oral levodopa effect.\n- Adjunct to oral levodopa therapy: enhances overall dopaminergic coverage and reduces OFF time.\n- Motor fluctuations in Parkinson's disease: decreases the duration and severity of OFF periods when combined with standard treatment.

What are the side effects of Levodopa?

Inbrija may cause a range of adverse reactions.\n\nCommon Side Effects:\n- Cough or throat irritation\n- Nausea\n- Dizziness\n- Headache\n- Dry mouth\n- Upper respiratory discomfort\n\nSerious or Rare Side Effects:\n- Dyskinesia (involuntary movements)\n- Orthostatic hypotension\n- Hallucinations or psychosis\n- Pulmonary edema\n- Severe allergic reactions (anaphylaxis)\n- Respiratory compromise in patients with underlying lung disease

What precautions apply to Levodopa?

Prior to initiating Inbrija, clinicians should consider several safety measures.\n\n- Cardiovascular assessment: monitor for orthostatic hypotension and blood pressure changes.\n- Concomitant MAO‑B inhibitors: avoid use together due to risk of hypertensive reactions.\n- Respiratory conditions: use with caution in patients with asthma, COPD, or other chronic lung diseases.\n- Dyskinesia monitoring: adjust oral levodopa dose if excessive involuntary movements develop.\n- Store at ambient temperature: keep in the original container, protect from moisture and heat.

What does Levodopa interact with?

Inbrija can interact with several medication classes.\n\nMajor Interactions (Avoid):\n- Non‑selective MAO inhibitors: risk of hypertensive crisis.\n- MAO‑B inhibitors (e.g., selegiline, rasagiline): may increase levodopa plasma levels.\n- Pyridoxine (vitamin B6) at high doses: can reduce levodopa efficacy.\n\nModerate Interactions (Monitor Closely):\n- Anticholinergic agents: may enhance anticholinergic side effects.\n- Dopamine antagonists (e.g., typical antipsychotics): may diminish therapeutic response.

Frequently asked questions

What is Inbrija used for?+
Inbrija is prescribed as an adjunct therapy for patients with Parkinson's disease who experience OFF episodes. It provides rapid delivery of levodopa via inhalation to quickly restore motor function when oral levodopa levels are insufficient.
How does levodopa work in Inbrija?+
Levodopa in Inbrija is absorbed through the lungs, enters the bloodstream, and crosses the blood‑brain barrier where it is converted to dopamine. This replenishes depleted central dopamine, improving the motor symptoms characteristic of Parkinson's disease.
What is the usual dose of Inbrija?+
The prescribed dose of Inbrija is determined by the treating physician based on the individual’s clinical condition and existing oral levodopa regimen. The prescriber decides the number of inhalations and frequency appropriate for each patient.
Is Inbrija safe to use during pregnancy or breastfeeding?+
Safety data for Inbrija in pregnancy and lactation are limited. It should only be used if the potential benefit justifies any possible risk to the fetus or infant, and the decision must be made by a qualified healthcare professional.
How do I order Inbrija from GNH USA?+
To request Inbrija, 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 Inbrija compare with oral levodopa tablets?+
Inbrija delivers levodopa directly to the bloodstream via inhalation, producing a faster onset of action compared with oral tablets, which must pass through the gastrointestinal tract. This rapid delivery can more effectively abort OFF episodes, while oral tablets remain the primary long‑term maintenance therapy.
What are the storage and handling requirements for Inbrija?+
Inbrija should be stored at ambient temperature, below 25 °C, in its original packaging. Keep the product away from moisture and direct sunlight, and ensure the inhalation device is clean and dry before each use.
How is Inbrija administered?+
Inbrija is a dry‑powder inhalation product. The patient uses a single‑use inhaler device, loading a dose of powder and inhaling deeply as instructed. The device delivers the medication to the lungs, where it is absorbed into the systemic circulation.
What are the most serious risks associated with Inbrija?+
Serious risks include dyskinesia (involuntary movements), orthostatic hypotension, hallucinations or psychosis, and rare pulmonary complications such as edema. Patients should be monitored for these events, especially when initiating therapy or adjusting concurrent Parkinson's medications.
Who should not use Inbrija?+
Inbrija is contraindicated in patients with known hypersensitivity to levodopa or any excipients, those taking non‑selective MAO inhibitors, and individuals with severe respiratory disorders that could be worsened by inhaled powder. Caution is also advised for patients with uncontrolled cardiovascular disease.
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
Levodopa
Route
Inhalation Use
Manufacturer
Acorda Therapeutics Ireland Limited
Origin
EU

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