Product image of Mirtazapin Aristo (Mirtazapine) supplied by GNH India

Mirtazapin Aristo

Active Ingredient:
Mirtazapine
Origin:
EU

Mirtazapin Aristo (Mirtazapine)

Mirtazapine, the active ingredient in Mirtazapin Aristo, is a NaSSA (noradrenergic and specific serotonergic antidepressant) presented as an oral tablet for oral use. It is prescribed for the treatment of major depressive disorder in adult patients and is available under EU marketing authorization for use under medical supervision.

GNH India supplies Mirtazapin Aristo as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, with established quality‑assurance processes and regulatory approvals across EU and other markets. Our distribution network ensures timely delivery and compliance with local import regulations.

Manufacturer / TM Owner

Aristo Pharma Gmbh (Art 57)

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Indications & Clinical Uses

Mirtazapine acts on central neurotransmitter pathways to alleviate depressive symptoms and is indicated for the following conditions:

  • Major depressive disorder: reduces depressive mood, improves energy and interest in daily activities.
  • Depressive episodes in bipolar disorder (adjunct): helps alleviate depressive symptoms when used alongside mood stabilizers.
  • Depression with insomnia: improves sleep quality while treating depressive symptoms.

How It Works

  • Mirtazapine antagonizes central presynaptic α2‑adrenergic receptors, which disinhibits norepinephrine release, and blocks postsynaptic 5‑HT2 and 5‑HT3 receptors, enhancing serotonergic transmission through 5‑HT1 receptors. It also blocks H1 histamine receptors, contributing to its sedative properties. The net effect is a rapid improvement in mood, appetite and sleep patterns observed in many patients.

Side Effects

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

Common Side Effects

  • Sedation
  • Increased appetite
  • Weight gain
  • Dry mouth
  • Constipation
  • Dizziness

Serious or Rare Side Effects

  • Agranulocytosis
  • Neutropenia
  • Severe hypersensitivity reactions
  • Suicidal thoughts or behavior
  • Hepatic dysfunction
  • Seizures

Precautions & Warnings

When prescribing mirtazapine, clinicians should observe several safety considerations.

  • Monitor weight: patients may experience increased appetite and weight gain, requiring periodic assessment.
  • Assess for suicidal ideation: initiate close observation during early treatment, especially in younger adults.
  • Evaluate hepatic function: use with caution in patients with liver impairment and adjust if necessary.
  • Review concomitant CNS depressants: combined use may enhance sedation and respiratory depression.
  • Avoid abrupt discontinuation: taper the dose gradually to reduce risk of withdrawal symptoms.
  • Store below 25°C: keep in the original packaging, protect from moisture and direct sunlight.

Avoid Interactions

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

Major Interactions (Avoid)

  • MAO inhibitors: concurrent use can precipitate serotonin syndrome; a washout period is required.
  • Potent CYP2D6 inhibitors (e.g., fluoxetine, paroxetine): may increase mirtazapine plasma concentrations, raising toxicity risk.
  • Other serotonergic agents (e.g., tramadol, triptans): heighten the chance of serotonin syndrome.

Moderate Interactions (Monitor Closely)

  • CNS depressants (alcohol, benzodiazepines, antihistamines): may intensify sedation and impair psychomotor performance.
  • CYP3A4 inducers (e.g., carbamazepine, phenytoin): can reduce mirtazapine levels, potentially diminishing therapeutic effect.
  • SSRIs or SNRIs: combined use may increase serotonergic side effects; monitor for agitation or hyponatremia.

Frequently Asked Questions

Mirtazapin Aristo contains mirtazapine, which is prescribed to treat major depressive disorder in adult patients. It helps improve mood, energy levels, and sleep quality by modulating neurotransmitter activity in the brain.

Mirtazapine blocks presynaptic α2‑adrenergic receptors, increasing norepinephrine release, and antagonizes 5‑HT2 and 5‑HT3 receptors while enhancing 5‑HT1‑mediated serotonergic transmission. It also blocks H1 histamine receptors, contributing to its sedative effect.

The appropriate dose of Mirtazapin Aristo is determined by the prescribing clinician based on the individual’s medical condition, response to therapy, and tolerability. Dosage adjustments are made according to professional guidelines and patient needs.

The safety of mirtazapine in pregnancy and lactation has not been definitively established. Healthcare providers should weigh potential benefits against possible risks and consider alternative treatments when treating pregnant or nursing individuals.

To request Mirtazapin Aristo, submit an enquiry on the product page at gnhindia.com with 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.

Mirtazapine belongs to the NaSSA class, differing from SSRIs and SNRIs by its combined noradrenergic and specific serotonergic activity and strong antihistamine effect. This profile often results in pronounced sedation and appetite stimulation, which can be advantageous for patients with insomnia or weight loss, but may be less suitable for those concerned about these side effects.

Mirtazapin Aristo should be stored below 25 °C in its original packaging, protected from moisture and direct sunlight. Keep the product out of reach of children and do not use it after the expiry date.

Mirtazapin Aristo is taken orally, usually once daily in the evening to take advantage of its sedative properties. It should be swallowed whole with water and not crushed or chewed unless otherwise directed by a healthcare professional.

Serious risks include agranulocytosis, severe hypersensitivity reactions, hepatic dysfunction, seizures, and the emergence or worsening of suicidal thoughts, especially during the initial treatment period. Prompt medical attention is required if any of these events occur.

Mirtazapin Aristo is contraindicated in patients who have taken monoamine oxidase inhibitors within the past 14 days, those with known hypersensitivity to mirtazapine, and individuals with severe hepatic impairment where the drug’s metabolism would be markedly reduced.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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