GNH USA

Europe — EMA

Mirtazapina Refta (Mirtazapine)

GNH USA supplies Mirtazapina Refta (Mirtazapine), a NaSSA antidepressant for major depressive disorder.

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What is Mirtazapine?

Mirtazapine, the active ingredient in Mirtazapina Refta, is a NaSSA (noradrenergic and specific serotonergic antidepressant) presented as an oral tablet for oral use. It is prescribed for major depressive disorder in adult patients.

GNH USA supplies Mirtazapina Refta as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Mirtazapine used for?

Mirtazapine is used to treat depressive disorders by modulating noradrenergic and serotonergic pathways.

- Major depressive disorder: reduces depressive symptoms and improves mood in adults. - Depression with insomnia: promotes sleep and alleviates nighttime restlessness. - Depression with anxiety: helps lessen anxiety associated with depressive episodes.

What are the side effects of Mirtazapine?

Mirtazapine may cause a range of adverse reactions, which are categorized by frequency.

Common Side Effects: - Sedation: pronounced drowsiness, especially after the first doses. - Increased appetite: often leading to weight gain. - Dry mouth: reduced salivation causing discomfort. - Constipation: slowed gastrointestinal motility. - Dizziness: light‑headed sensation on standing. - Orthostatic hypotension: drop in blood pressure upon standing.

Serious or Rare Side Effects: - Agranulocytosis: severe reduction in white blood cells. - Severe hypersensitivity: rash, swelling, or anaphylaxis. - Suicidal thoughts: emergence or worsening of suicidal ideation. - Serotonin syndrome: potentially life‑threatening when combined with other serotonergic agents. - Abnormal liver tests: elevated transaminases indicating hepatic stress. - Hematologic abnormalities: neutropenia or thrombocytopenia.

What precautions apply to Mirtazapine?

When prescribing mirtazapine, clinicians should consider several safety measures.

- Weight monitoring: observe for significant weight gain. - Suicidal ideation: assess risk especially at treatment initiation. - Hepatic function: adjust dose in severe liver impairment. - Discontinuation: taper gradually to avoid withdrawal symptoms. - Concomitant CNS depressants: use with caution due to additive sedation. - Store at room temperature: keep in the original packaging, protect from moisture.

What does Mirtazapine interact with?

Mirtazapine can interact with other medicines, affecting its efficacy or safety.

Major Interactions (Avoid): - MAO inhibitors: risk of hypertensive crisis and serotonin syndrome. - Other serotonergic antidepressants: may precipitate serotonin syndrome. - Potent CYP2D6 inhibitors (e.g., fluoxetine, paroxetine): can increase mirtazapine plasma levels.

Moderate Interactions (Monitor Closely): - CNS depressants (e.g., benzodiazepines, alcohol): additive sedation and respiratory depression. - Anticoagulants (e.g., warfarin): may enhance anticoagulant effect. - CYP3A4 inducers (e.g., carbamazepine, rifampicin): may reduce mirtazapine concentrations.

Frequently asked questions

What is Mirtazapina Refta used for?+
Mirtazapina Refta contains mirtazapine, which is prescribed to treat major depressive disorder in adult patients. It helps improve mood, increase energy, and alleviate associated symptoms such as insomnia and anxiety.
How does mirtazapine work?+
Mirtazapine works by blocking presynaptic α2‑adrenergic receptors, which raises norepinephrine release, and by antagonizing postsynaptic 5‑HT2, 5‑HT3 and histamine H1 receptors. This combined effect enhances serotonergic and noradrenergic signaling, leading to mood elevation and sedation.
What is the usual dose of Mirtazapina Refta?+
The appropriate dose of Mirtazapina Refta is determined by the prescribing clinician based on the patient’s condition, response, and tolerability. Dosage adjustments are made according to clinical judgment and therapeutic response.
Is Mirtazapina Refta safe during pregnancy or breastfeeding?+
Safety data for mirtazapine in pregnancy and lactation are limited, and the medication is generally classified as contraindicated unless the potential benefit outweighs the risk. Women who are pregnant, planning pregnancy, or breastfeeding should discuss alternatives with their healthcare provider.
How do I order Mirtazapina Refta from GNH USA?+
To order, 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 mirtazapine compare with other antidepressants?+
Mirtazapine belongs to the NaSSA class, differing from SSRIs and SNRIs by its dual antagonism of α2‑adrenergic and certain serotonin receptors. It often provides stronger sedative effects and appetite stimulation, which can be advantageous for patients with insomnia or weight loss, but may be less suitable for those concerned about weight gain.
What are the storage and handling requirements for Mirtazapina Refta?+
Mirtazapina Refta should be stored at room temperature, below 25 °C, in its original packaging to protect it from moisture and light. Keep the product out of reach of children and do not use after the expiry date.
How is Mirtazapina Refta administered?+
The medication is taken orally, usually once daily in the evening with or without food, as directed by the prescriber. Swallow the tablet whole; do not crush or chew unless specifically instructed.
What are the most serious risks associated with Mirtazapina Refta?+
Serious risks include the potential for suicidal thoughts, especially early in treatment, agranulocytosis, severe hypersensitivity reactions, and serotonin syndrome when combined with other serotonergic agents. Patients should be monitored closely for any sudden changes in mood or behavior.
Who should not use Mirtazapina Refta?+
Mirtazapina Refta is contraindicated in patients taking monoamine oxidase inhibitors (MAOIs) within 14 days, those with known hypersensitivity to mirtazapine, and individuals with severe hepatic impairment without dose adjustment. Caution is also advised for patients with a history of bipolar disorder, as it may precipitate mania.
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
Mirtazapine
Route
Oral Use
Manufacturer
Ratiopharm-Comercio E Industria De Produtos Farmaceuticos Lda
Origin
EU

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