Product image of Mirtazapina Flas Ratiopharm (Mirtazapine) supplied by GNH India

Mirtazapina Flas Ratiopharm

Active Ingredient:
Mirtazapine
Origin:
EU

Mirtazapina Flas Ratiopharm (Mirtazapine)

Mirtazapine, the active ingredient in Mirtazapina Flas Ratiopharm, is a NaSSA (noradrenergic and specific serotonergic antidepressant) presented as an oral tablet for buccal, oral, or sublingual use. It is prescribed for the treatment of major depressive disorder in adult patients. The medication modulates neurotransmitter activity by blocking presynaptic alpha‑2 receptors and specific serotonin receptors, which enhances norepinephrine and serotonin release, contributing to mood improvement.

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

Manufacturer / TM Owner

Teva Pharma S.L.U.,

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Indications & Clinical Uses

  • Mirtazapine acts on central neurotransmitter pathways to treat depressive conditions.
  • Major depressive disorder: alleviates depressive symptoms and improves mood.
  • Treatment‑resistant depression: used as an adjunct when first‑line agents are insufficient.
  • Anxiety with depression: may reduce anxiety and improve sleep quality.
  • Insomnia associated with depression: helps initiate and maintain sleep.
  • Appetite loss in depression: stimulates appetite and can promote weight gain.

How It Works

  • Mirtazapine antagonizes central presynaptic alpha‑2 adrenergic receptors, which increases norepinephrine release, and blocks postsynaptic 5‑HT2 and 5‑HT3 serotonin receptors while also inhibiting histamine H1 receptors. This combined activity enhances serotonergic and noradrenergic neurotransmission and produces sedative and appetite‑stimulating effects that contribute to its antidepressant action.

Side Effects

Mirtazapine may cause a range of adverse reactions.

Common Side Effects

  • Drowsiness: sedation, especially during early treatment.
  • Increased appetite and weight gain.
  • Dry mouth.
  • Constipation.

Serious or Rare Side Effects

  • Agranulocytosis: marked reduction in white blood cells.
  • Hepatotoxicity: elevated liver enzymes or liver injury.
  • Severe allergic reaction: rash, swelling, or anaphylaxis.

Precautions & Warnings

  • When prescribing Mirtazapina Flas Ratiopharm, clinicians should consider several safety measures.
  • Monitor weight: regular assessment due to risk of weight gain.
  • Assess for suicidal ideation: especially during early treatment.
  • Evaluate liver function: baseline and periodic tests recommended.
  • Avoid abrupt discontinuation: taper under medical supervision to prevent withdrawal symptoms.
  • Caution in elderly: increased sensitivity to sedation.
  • Store at ambient temperature: keep below 25 °C, in original packaging, protect from moisture.

Avoid Interactions

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

Major Interactions (Avoid)

  • Monoamine oxidase inhibitors (MAOIs): risk of serotonin syndrome; discontinue MAOI at least 14 days prior.
  • CYP2D6 inhibitors (e.g., fluoxetine): may increase mirtazapine plasma levels.
  • Central nervous system depressants (e.g., benzodiazepines, alcohol): additive sedation.

Moderate Interactions (Monitor Closely)

  • Anticholinergic agents: may exacerbate dry mouth and constipation.
  • Other serotonergic drugs (e.g., SSRIs, SNRIs): monitor for serotonin syndrome.
  • Warfarin: possible increase in INR; monitor coagulation parameters.

Frequently Asked Questions

Mirtazapina Flas Ratiopharm contains the antidepressant mirtazapine and is indicated for the treatment of major depressive disorder in adult patients. It may also be employed as an adjunct in cases where first‑line antidepressants have not achieved adequate response.

Mirtazapine works by blocking presynaptic alpha‑2 adrenergic receptors, which increases norepinephrine release, and by antagonizing specific serotonin receptors (5‑HT2 and 5‑HT3). It also blocks histamine H1 receptors, leading to enhanced serotonergic and noradrenergic neurotransmission and a sedative effect that helps improve mood.

The dose of Mirtazapina Flas Ratiopharm is individualized. A qualified prescriber determines the appropriate starting dose, titration schedule, and maintenance dose based on the patient’s clinical condition, response, and tolerability.

Safety data for mirtazapine in pregnancy and lactation are limited. The medication should only be used if the potential benefit justifies any potential risk to the fetus or infant, and decisions should be made in consultation with a healthcare professional.

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 (including any cold‑chain requirements), and necessary import documentation.

Mirtazapine belongs to the NaSSA class, which differs from SSRIs and SNRIs by its dual antagonism of alpha‑2 adrenergic and specific serotonin receptors. This mechanism often results in pronounced sedative and appetite‑stimulating effects, making it useful for patients with insomnia or weight loss, whereas SSRIs tend to be more activating.

Store the tablets at ambient temperature, preferably below 25 °C. Keep them in the original packaging to protect from moisture and light. Do not store in a bathroom or near heat sources, and keep out of reach of children.

Mirtazapina Flas Ratiopharm is taken orally, usually as a tablet. It can be swallowed with or without food, and patients are advised to follow the prescriber’s instructions regarding timing and any dose adjustments.

Serious risks include agranulocytosis (a severe drop in white blood cells), hepatotoxicity (liver injury), and the emergence of suicidal thoughts, particularly during the initial weeks of therapy. Any signs of infection, jaundice, or worsening mood should prompt immediate medical evaluation.

Patients with known hypersensitivity to mirtazapine or any component of the formulation should avoid the product. It is also contraindicated in individuals currently taking monoamine oxidase inhibitors (MAOIs) or those who have used an MAOI within the past 14 days.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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