Product image of Modafinil Orion (Modafinil) supplied by GNH India

Modafinil Orion

Active Ingredient:
Modafinil
Origin:
EU

Modafinil Orion (Modafinil)

Modafinil, the active ingredient in Modafinil Orion, is a eugeroic (wakefulness‑promoting agent) presented as an oral tablet of unspecified strength for oral use. It treats excessive daytime sleepiness associated with narcolepsy, obstructive sleep apnea, and shift‑work sleep disorder in adults.

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

Manufacturer / TM Owner

Orion Corporation

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Indications & Clinical Uses

Modafinil acts on central nervous system pathways that regulate wakefulness, and is indicated for the following conditions:

  • Narcolepsy: reduces excessive daytime sleepiness and improves alertness in patients with narcolepsy.
  • Obstructive sleep apnea: alleviates daytime sleepiness in patients with OSA when used as an adjunct to primary therapy.
  • Shift work sleep disorder: helps workers maintain wakefulness during scheduled night shifts.

How It Works

  • Modafinil promotes wakefulness primarily by inhibiting dopamine reuptake, which raises extracellular dopamine levels in key brain regions. It also modulates orexin, histamine, norepinephrine and serotonin pathways, enhancing neuronal activity that supports alertness without directly stimulating adrenergic receptors.

Side Effects

Adverse reactions may occur with Modafinil Orion and are categorized by frequency.

Common Side Effects

  • Headache: mild to moderate intensity.
  • Nausea: occasional gastrointestinal upset.
  • Insomnia: difficulty initiating or maintaining sleep.
  • Anxiety: transient feelings of nervousness.
  • Dry mouth: reduced salivation.
  • Dizziness: light‑headed sensation.

Serious or Rare Side Effects

  • Stevens‑Johnson syndrome: severe skin reaction requiring immediate medical attention.
  • Cardiovascular events: chest pain, hypertension, or arrhythmia.
  • Psychiatric disturbances: hallucinations or severe mood changes.
  • Hepatic dysfunction: elevated liver enzymes or jaundice.

Precautions & Warnings

Before prescribing Modafinil Orion, clinicians should consider several safety aspects.

  • Cardiovascular assessment: evaluate blood pressure and heart disease history.
  • Psychiatric review: screen for history of psychosis or severe anxiety.
  • Liver function: monitor hepatic enzymes in patients with liver impairment.
  • Drug dependence: avoid in individuals with a history of substance misuse.
  • Pregnancy and lactation: discuss potential risks with women of childbearing potential.
  • Store at ambient temperature: keep below 25 °C in the original packaging, protect from moisture and direct sunlight.

Avoid Interactions

Modafinil Orion can affect the metabolism of other medicines, requiring careful management.

Major Interactions (Avoid)

  • CYP3A4 inhibitors (e.g., ketoconazole, erythromycin): may increase Modafinil plasma levels.
  • CYP2C19 inhibitors (e.g., fluvoxamine): can raise exposure and risk of adverse effects.

Moderate Interactions (Monitor Closely)

  • Oral contraceptives: Modafinil may reduce efficacy; advise alternative contraception.
  • Anticoagulants (e.g., warfarin): monitor INR more frequently.
  • CNS depressants (e.g., benzodiazepines): may diminish wake‑promoting effect.

Frequently Asked Questions

Modafinil Orion is prescribed to reduce excessive daytime sleepiness in adults with narcolepsy, obstructive sleep apnea, or shift‑work sleep disorder. By promoting wakefulness, it helps improve alertness and functional performance during the day.

Modafinil works mainly by blocking the reuptake of dopamine, which raises dopamine concentrations in brain areas that control alertness. It also influences orexin, histamine, norepinephrine and serotonin pathways, collectively enhancing wakefulness without direct stimulation of the sympathetic nervous system.

The appropriate dose of Modafinil Orion is determined by the prescribing clinician based on the individual’s medical condition, response, and tolerability. Patients should follow the prescriber’s instructions and not adjust the dose on their own.

Safety data for Modafinil Orion in pregnancy and lactation are limited. Women who are pregnant, planning pregnancy, or breastfeeding should discuss potential risks and benefits with their healthcare provider before using the medication.

To place an order, 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.

Modafinil Orion belongs to the eugeroic class, offering wakefulness without the strong adrenergic stimulation seen with traditional stimulants like methylphenidate. It generally has a lower incidence of cardiovascular side effects and a longer duration of action, making it a preferred option for many patients with sleep‑related disorders.

Store Modafinil Orion at ambient temperature, preferably below 25 °C. Keep the tablets in the original container, protect them from moisture, heat and direct sunlight to maintain potency throughout the shelf life.

Modafinil Orion is taken orally, usually with a glass of water. It can be taken with or without food, but patients should follow the timing instructions provided by their prescriber to achieve optimal wake‑promoting effects.

Serious adverse events, although rare, include severe skin reactions such as Stevens‑Johnson syndrome, significant cardiovascular events like hypertension or arrhythmia, and psychiatric disturbances such as hallucinations or severe mood changes. Immediate medical attention is required if any of these occur.

Modafinil Orion is contraindicated in individuals with known hypersensitivity to modafinil or any of its excipients. Caution is advised for patients with uncontrolled hypertension, serious cardiac disease, severe liver impairment, or a history of psychiatric disorders. The medication should not be used without medical supervision.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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