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

Mirtazapin Heumann

Active Ingredient:
Mirtazapine
Origin:
EU

Mirtazapin Heumann (Mirtazapine)

Mirtazapine, the active ingredient in Mirtazapin Heumann, is a NaSSA (noradrenergic and specific serotonergic antidepressant) presented as an oral tablet for oral use. It is indicated for the treatment of major depressive disorder in adults.
GNH India supplies Mirtazapin Heumann as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Heumann Pharma Gmbh & Co. Generica Kg

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Indications & Clinical Uses

Mirtazapine is used within the antidepressant therapeutic class to address depressive disorders.

  • Major depressive disorder: reduces depressive symptoms and improves mood in adult patients.

How It Works

  • Mirtazapine acts as an antagonist at central presynaptic α2‑adrenergic receptors, increasing norepinephrine release, and blocks 5‑HT2 and 5‑HT3 receptors, enhancing serotonergic transmission while reducing serotonergic side‑effects. This combined action elevates mood‑regulating neurotransmitters without direct serotonin reuptake inhibition.

Side Effects

Mirtazapine may cause a range of adverse reactions that vary in frequency and severity.

Common Side Effects

  • Sedation or drowsiness
  • Increased appetite and weight gain
  • Dry mouth
  • Constipation
  • Dizziness
  • Fatigue

Serious or Rare Side Effects

  • Agranulocytosis or severe neutropenia
  • Stevens‑Johnson syndrome or toxic epidermal necrolysis
  • Serotonin syndrome, especially with other serotonergic agents
  • Suicidal thoughts or behavior, particularly early in treatment
  • Severe hypotension or syncope

Precautions & Warnings

Before initiating therapy, clinicians should consider several safety factors.

  • Pregnancy: safety not established; use only if potential benefit justifies risk.
  • Breastfeeding: avoid unless benefits outweigh potential infant exposure.
  • Elderly patients: monitor for excessive sedation and fall risk.
  • Concomitant MAO inhibitors: avoid due to risk of hypertensive or serotonin syndrome.
  • Suicidal ideation: closely monitor especially during the first weeks of treatment.
  • Store at ambient temperature: keep below 25 °C, retain in original packaging, protect from moisture and light.

Avoid Interactions

Mirtazapine can interact with several drug classes, requiring careful management.

Major Interactions (Avoid)

  • Monoamine oxidase inhibitors (MAOIs): risk of hypertensive crisis or serotonin syndrome.
  • Other serotonergic agents (SSRIs, SNRIs, tramadol, linezolid): increased risk of serotonin syndrome.
  • Strong CYP2D6 inhibitors (paroxetine, fluoxetine): may raise mirtazapine plasma levels.

Moderate Interactions (Monitor Closely)

  • CNS depressants (alcohol, benzodiazepines, opioids): additive sedation.
  • Antihistamines: may enhance drowsiness.
  • Anticholinergic drugs: potential for increased dry mouth and constipation.

Frequently Asked Questions

Mirtazapin Heumann contains mirtazapine, which is prescribed to treat major depressive disorder in adult patients. It helps alleviate depressive symptoms by enhancing norepinephrine and serotonin neurotransmission.

Mirtazapine blocks presynaptic α2‑adrenergic receptors, increasing norepinephrine release, and antagonizes 5‑HT2 and 5‑HT3 receptors, which together boost serotonergic activity while reducing certain serotonin‑related side effects.

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

Safety of mirtazapine in pregnancy has not been definitively established, and it is generally recommended only if the potential benefit outweighs the risk. Breastfeeding is not advised unless the prescriber determines that benefits to the mother surpass potential risks to the infant.

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.

Mirtazapine belongs to the NaSSA class, differing from SSRIs and SNRIs by its dual antagonism of α2‑adrenergic and specific serotonin receptors. This mechanism often results in pronounced sedative and appetite‑stimulating effects, which can be advantageous for patients with insomnia or weight loss, but may be less suitable for those concerned about weight gain.

Mirtazapin Heumann should be stored at ambient temperature, preferably below 25 °C. Keep the tablets in the original container, protect them from moisture and direct light, and ensure they are out of reach of children.

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.

Serious risks include the potential for suicidal thoughts or behavior, especially early in treatment, serotonin syndrome when combined with other serotonergic drugs, severe neutropenia or agranulocytosis, and rare severe skin reactions such as Stevens‑Johnson syndrome.

Patients with known hypersensitivity to mirtazapine or any excipients, those currently taking monoamine oxidase inhibitors, or individuals with a history of severe neutropenia should avoid this medication. Additionally, caution is advised for patients with uncontrolled hypertension or severe liver impairment.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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