GNH USA

Europe — EMA

Levodopa/Carbidopa Teva

GNH USA supplies Levodopa/Carbidopa Teva (Levodopa/Carbidopa), a Antiparkinson agent for Parkinson's disease and Parkinsonian syndrome.

Carbidopa, Levodopa

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What is Carbidopa, Levodopa?

Levodopa and Carbidopa, the active ingredients in Levodopa/Carbidopa Teva, are Antiparkinson agents presented as oral tablets for oral use. They are prescribed to manage motor symptoms in patients with Parkinson's disease and related Parkinsonian syndromes.

GNH USA supplies Levodopa/Carbidopa Teva as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Carbidopa, Levodopa used for?

Levodopa/Carbidopa is used in the management of Parkinsonian disorders, improving dopaminergic neurotransmission.

- Parkinson's disease: alleviates bradykinesia, rigidity and tremor. - Parkinsonian syndrome: restores motor function in secondary Parkinsonism. - Rest tremor: reduces amplitude of tremor episodes.

What are the side effects of Carbidopa, Levodopa?

Levodopa/Carbidopa may cause a range of adverse reactions, which are grouped by frequency.

Common Side Effects: - Nausea: mild to moderate gastrointestinal upset. - Orthostatic hypotension: dizziness upon standing. - Headache: transient cranial discomfort. - Insomnia: difficulty initiating sleep. - Dizziness: sensation of light‑headedness.

Serious or Rare Side Effects: - Dyskinesia: involuntary, erratic movements. - Psychiatric disturbances: hallucinations, confusion, or depression. - Severe hypotension: marked drop in blood pressure requiring medical attention. - Allergic reactions: rash, pruritus, or angioedema.

What precautions apply to Carbidopa, Levodopa?

When prescribing Levodopa/Carbidopa, clinicians should consider several precautionary measures.

- Dyskinesia monitoring: watch for involuntary movements. - Cardiovascular assessment: check for orthostatic hypotension. - Abrupt discontinuation: avoid sudden stop to prevent withdrawal effects. - Hepatic impairment: use with caution in liver disease. - Pregnancy safety: unknown, weigh risks and benefits before use. - Store at ambient temperature: keep in original container, protect from moisture.

What does Carbidopa, Levodopa interact with?

Levodopa/Carbidopa interacts with several medicines; some combinations should be avoided while others require careful monitoring.

Major Interactions (Avoid): - Non‑selective MAO inhibitors: risk of hypertensive crisis. - Antipsychotics (dopamine antagonists): may diminish therapeutic effect. - Pyridoxine (vitamin B6) high doses: reduces levodopa conversion. - High‑protein meals: interfere with levodopa absorption.

Moderate Interactions (Monitor Closely): - Antihypertensive agents: additive hypotensive effect. - SSRIs and other serotonergic drugs: monitor for serotonin syndrome. - Other dopaminergic agents: may increase dyskinesia risk. - Iron or calcium supplements: may decrease levodopa bioavailability.

Frequently asked questions

What is Levodopa/Carbidopa used for?+
Levodopa/Carbidopa is indicated for the treatment of Parkinson's disease and Parkinsonian syndrome. It helps improve motor symptoms such as bradykinesia, rigidity, and tremor by restoring dopaminergic activity in the brain.
How does Levodopa work in the body?+
Levodopa 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 Parkinsonian disorders. Carbidopa blocks peripheral conversion, allowing more levodopa to reach the brain.
What is the usual dose of Levodopa/Carbidopa?+
The appropriate dose of Levodopa/Carbidopa is individualized by the prescribing clinician based on disease severity, patient response, and tolerability. Dosage regimens can vary widely, and adjustments are made during follow‑up visits.
Is Levodopa/Carbidopa safe during pregnancy or breastfeeding?+
Safety data for Levodopa/Carbidopa in pregnancy and lactation are limited. The product is classified as having an unknown pregnancy category, so clinicians must weigh potential benefits against possible risks before prescribing to pregnant or nursing women.
How do I order Levodopa/Carbidopa from GNH USA?+
To request Levodopa/Carbidopa, submit an enquiry on the product page at gnh-usa.com indicating 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 Levodopa/Carbidopa compare with other Parkinson's medications?+
Levodopa/Carbidopa is considered the most effective symptomatic therapy for Parkinson's disease, directly replacing dopamine. Other classes such as dopamine agonists, MAO‑B inhibitors, or COMT inhibitors are often used as adjuncts or alternatives when levodopa is insufficient or causes intolerable side effects.
What are the storage requirements for Levodopa/Carbidopa?+
Levodopa/Carbidopa tablets should be stored at ambient temperature, below 25 °C, in the original packaging. Protect the product from moisture and direct sunlight to maintain stability throughout its shelf life.
How is Levodopa/Carbidopa administered?+
The medication is taken orally, usually with a full glass of water. It can be taken with or without food, although high‑protein meals may affect absorption. Patients are advised to follow the prescriber’s instructions regarding timing and frequency.
What are the most serious risks associated with Levodopa/Carbidopa?+
Serious adverse events include dyskinesia (involuntary movements), neuropsychiatric effects such as hallucinations or severe depression, and marked orthostatic hypotension. Prompt medical evaluation is required if any of these symptoms develop.
Who should not use Levodopa/Carbidopa?+
Levodopa/Carbidopa is contraindicated in patients with known hypersensitivity to levodopa, carbidopa, or any excipients. Caution is advised for individuals with narrow‑angle glaucoma, severe cardiovascular disease, or hepatic impairment, and it should be avoided in those taking non‑selective MAO inhibitors.
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
Carbidopa, Levodopa
Route
Oral Use
Manufacturer
Teva B.V
Origin
EU

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