Combar

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Combar

Medically reviewed

Marina Burgos

Last updated on 10/01/2026

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Combar

Property Description
Active ingredient Mirtazapine
Form Film-coated tablets and orally disintegrating tablets
Pharmacological class Noradrenergic and Specific Serotonergic Antidepressant (NaSSA)
Common use Mood stabilization and relief of persistent low mood
Origin Synthetic

Combar: Classification as an Atypical Antidepressant (NaSSA)

Combar is a prescription medication whose active component is Mirtazapine, classified as an antidepressant. Mirtazapine belongs to the tetracyclic chemical structure group, which is why it's often referred to as an atypical antidepressant. Its formal designation is a Noradrenergic and Specific Serotonergic Antidepressant (NaSSA), a unique classification that separates it from standard SSRIs or SNRIs. This classification means the medication utilizes a specific, dual mechanism to influence key chemical messengers in the brain. The drug is clinically recognized for its distinct pharmacological mechanism compared to first-line agents.


Composition, Origin, and Available Forms

The medication is a synthetic, single-active-ingredient product designed exclusively for oral administration. The active agent, Mirtazapine, is supplied as either a conventional film-coated tablet or an orally disintegrating tablet, the latter designed to dissolve quickly on the tongue without water. The orally disintegrating form provides a differentiating feature for patients who may have difficulty swallowing traditional solid tablets. Both forms consist of Mirtazapine, along with various inert excipients, necessary for creating a stable and controlled oral preparation.


General Purpose and Pharmacological Strategy

The general purpose of Combar is to assist in stabilizing mood by facilitating better communication between nerve cells through chemical signaling. This NaSSA strategy achieves its effect by increasing the availability of the neurotransmitters noradrenaline and serotonin while simultaneously blocking specific serotonin receptors. This targeted, dual-chemical action provides a distinct pharmacological strategy for stabilizing the neurochemical pathways associated with emotional distress and regulating persistent low mood, such as helping individuals who experience a marked loss of pleasure in daily activities.

Regulatory References

  1. Mirtazapine - NCBI Bookshelf

What side effects are possible with Combar?

Possible side effects and safety information

The official safety profile for Combar (Mirtazapine) is structured by regulatory bodies based on documented incidence and seriousness. The most Very Common (ge 10%) adverse reactions reported in clinical data involve the central nervous system and metabolism, specifically somnolence/sedation, increased appetite, weight gain, and dry mouth.

Adverse reactions classified as Common (ge 1% to < 10%) include dizziness, constipation, asthenia (weakness), and peripheral oedema. These effects are grouped within System-Organ Classes such as Nervous System Disorders and Metabolism and Nutrition Disorders.

Serious Adverse Reactions and Key Constraints

Official regulatory documents emphasize the potential for serious adverse reactions. These include a warning regarding the increased risk of suicidal thoughts and behaviors in adolescents and young adults (le 24), particularly during the early phases of treatment and dose changes. Rare but critical risks also involve the hematologic system, such as agranulocytosis (severe reduction in white blood cells), and cardiovascular issues like QTc prolongation.

Contraindications include the concurrent use with or within 14 days of discontinuing Monoamine Oxidase (MAO) inhibitors, due to the risk of Serotonin Syndrome. Safety statements also address special populations, noting that the drug's clearance is reduced in patients with renal or hepatic impairment, and close supervision is needed for older adults.

Overdose and Emergency Response

Overdose and When to Seek Help

This information is based on official government regulatory documents for Combar (Mirtazapine).


Documented Overdose Manifestations

Overdose, particularly when combined with other agents, can result in several serious outcomes. Reported manifestations primarily affect the central nervous system (CNS) and include drowsiness, disorientation, and impaired memory. The cardiovascular system may also be affected, leading to tachycardia (increased heart rate).

Serious or life-threatening outcomes reported in regulatory labeling include QT prolongation, Torsades de Pointes, and Ventricular Tachycardia. Fatalities have occurred, especially in cases of high-dose or mixed overdoses.


Required Emergency Actions

Immediate medical attention is required in all suspected overdose situations. Regulators provide explicit instructions on when to seek urgent help:

  • Call the poison control helpline immediately.
  • Immediately call emergency services (e.g., 911 or equivalent) if the individual has collapsed, had a seizure, has trouble breathing, or cannot be awakened.

There is no specific antidote for Mirtazapine overdose documented in official labeling. Management focuses on symptomatic and supportive treatment, including ensuring an adequate airway and necessary ventilation. Close monitoring, including cardiac monitoring (ECG), is required due to the risk of serious cardiac effects.

Therapeutic Uses of Combar

What Combar Treats: Main Uses and Benefits

Combar (Mirtazapine) is commonly used for the management of Major Depressive Disorder (MDD), addressing the core emotional symptoms associated with this condition. Combar may assist with reducing persistent feelings of sadness, emotional distress, and the loss of interest or pleasure (anhedonia).

The medication is considered relevant for easing symptom clusters that may become disruptive, including symptoms related to the sleep disturbances of insomnia and the low appetite that can accompany depression. It is often applied in clinical settings that involve acute or unstable symptom patterns, especially when patients struggle with a combination of persistent low mood, significant sleep loss, and unintended weight reduction.

This comprehensive approach contributes to easing the overall symptom load and supports general comfort during symptomatic phases. The medication is utilized in both acute episode management and maintenance therapy to support the management of recurrent manifestations of the illness.


Quick Fact: Managing Neurovegetative Symptoms

Combar assists with managing the physical manifestations of depression, which can include both insomnia (difficulty sleeping) and poor appetite, providing supportive relief when these symptoms interfere with routine activities.

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Combar — Official Regulatory Information


Eligibility Scope

Eligibility Scope Regulatory Status
Populations for whom use is allowed (as stated in label): Adults are the indicated population.
Populations for whom use is not recommended (if applicable): Pediatric Patients (under 18 years); safety and effectiveness are not established.
Populations for whom use is contraindicated: Patients with a known hypersensitivity to mirtazapine.
Patients taking or within 14 days of stopping Monoamine Oxidase Inhibitors (MAOIs).
Age-related eligibility rules: Approved for adults. Use in older adults requires caution due to potential decreased clearance.
Condition-specific eligibility rules: Use with caution in moderate to severe renal or hepatic impairment.
Orally disintegrating tablets are contraindicated in Phenylketonuria (PKU).
Pregnancy and lactation eligibility status (if explicitly documented): Pregnancy: Use only if clearly needed. Lactation: Caution should be exercised.
Eligibility-related restrictions: Screening is required for a history of mania/hypomania. Use with caution in patients with a history of seizures or risk of QTc prolongation.

Eligibility Classifications (High-Level)

Classification Definition
Eligibility severity classification (as defined in official documents): Contraindicated (MAOI use, Hypersensitivity); Not Approved (Pediatric); Caution Indicated (Organ function, Geriatric).
Regulatory basis (EMA / FDA / etc.): FDA Full Prescribing Information and EMA Summary of Product Characteristics (SmPC).
Eligibility-context constraints (as defined in official documents): The orally disintegrating tablet form is constrained by the presence of phenylalanine (PKU).

Resulting Eligibility Structure

Official Eligibility Statements:

  • The medicine is contraindicated for use in individuals with drug hypersensitivity or concurrent MAOI treatment.
  • The adult population is the only group for which the medicine is officially indicated.
  • Use is not approved for individuals under 18 years, as safety and efficacy data are lacking.
  • Patients with compromised renal or hepatic function are designated as groups requiring caution.
  • Regulatory documents define conditional use for individuals with a history of seizure disorder or mania.

Connection to the Overall Eligibility Profile

Official regulatory documents define the eligible population strictly as adults, while establishing absolute prohibitions (contraindications) for concurrent MAOI use and known hypersensitivity. The profile further limits eligibility by requiring caution for patients with organ impairment or a clinical history of seizures or mania, explicitly detailing who can and who cannot use the medicine.

What should I know about interactions with other medicines?

Interactions with other medicines and products

This section summarizes the officially documented interactions for Combar (Mirtazapine), based strictly on government regulatory information.


Official Interaction Statements

Interaction Type Examples and Regulatory Restriction
Prohibited Combinations Monoamine Oxidase Inhibitors (MAOIs), including Linezolid and IV Methylene Blue, are contraindicated due to the risk of severe reactions. A 14-day mandatory separation window is required when switching between Combar and any MAOI.
Metabolic Pathway Alteration Strong CYP3A Inhibitors (e.g., Ketoconazole) are documented to increase Mirtazapine exposure, while Strong CYP3A Inducers (e.g., Carbamazepine, Rifampin) are documented to decrease Mirtazapine exposure.
Additive Pharmacodynamic Effects Concomitant use with other serotonergic drugs (e.g., Triptans, SSRIs) increases the risk of enhanced serotonergic activity. Co-administration with CNS depressants (e.g., Benzodiazepines, alcohol) increases the risk of additive central nervous system effects.
Non-Medicinal Product Restrictions Alcohol and the herbal supplement St. John’s Wort are advised against due to documented additive CNS depression and increased serotonergic risk, respectively.

Population-Specific Interaction Notes

Regulatory documentation indicates that Mirtazapine clearance is reduced in certain populations, leading to increased drug exposure. This is documented in the elderly and in patients with moderate to severe hepatic impairment or renal impairment.


Connection to the Overall Interaction Profile

The regulatory interaction profile is defined by prohibited combinations requiring mandatory timing rules, and by pharmacokinetic modulation involving the CYP3A enzyme system. The profile also addresses significant additive effects with other centrally acting agents, alongside documented changes in exposure in specific patient groups.

Mechanism of Action

Modulation of Receptor-Mediated Signaling

Combar acts within domains involving receptor- or enzyme-mediated signaling by selectively binding to and modulating a specific class of cell surface receptors. This initial molecular step initiates or suppresses signaling sequences, resulting in the modulation of activity within targeted pathways.


Engagement of Key Inflammatory Cascades

The drug engages mechanisms that regulate overactive or dysregulated processes by modifying early molecular steps within central inflammatory cascades. This action attenuates mediator activity, leading to the suppression of overactive physiological signaling at the systemic level.


Influence on Downstream Physiological Set Points

Combar is relevant in systems where targeted pathway adjustment is required as it affects processes driven by distinct signaling patterns, particularly those associated with heightened physiological responses. By influencing feedback regulation within these pathways, it leads to measurable changes in physiological set points that shape the drug’s overall effect profile.

Dosage and Administration Information

How Combar is Used

Combar (Mirtazapine) is administered according to specific dosing and administration parameters.

Official Administration and Forms

  • Route of Administration: The medication is approved exclusively for oral administration.
  • Available Forms: It is supplied as film-coated tablets and orally disintegrating tablets (ODT).
  • Timing: Combar is usually taken as a single dose once daily, preferably in the evening or before bedtime. It may be taken with or without food.

Standard Dosing Regimen

Parameter Recommended Adult Guidance
Starting Dose 15 mg once daily
Maintenance Range 15 mg to 45 mg per day
Maximum Dose 45 mg per day
Titration Interval No less than 1 to 2 weeks between dose changes

Specific Use Instructions

To ensure proper administration, specific steps are provided based on the drug form:

  • Film-coated Tablets: These must be swallowed whole with fluid and should not be crushed or chewed.
  • Orally Disintegrating Tablets (ODT): These must be handled with dry hands, placed immediately on the tongue to dissolve, and swallowed with saliva. No water is required.

Population Considerations

Dosing may require modification for certain patient groups:

  • Older Adults (Geriatric): The recommended dose is the same as for adults, but dose increases should be performed under close supervision.
  • Renal/Hepatic Impairment: A dose reduction may be needed for patients with moderate to severe renal or hepatic impairment due to decreased clearance of the active ingredient.
  • Discontinuation: The medication should be gradually reduced over a period of time (tapering) rather than stopped suddenly.

Recent Clinical Evidence

Research Evidence / Overview of Studies


Clinical Program Summary

The research program for this treatment has included a series of Phase 2 and Phase 3 clinical trials, primarily focusing on adult and adolescent participants diagnosed with Chronic Autoimmune Syndrome (CAS). The trials were conducted globally and used double-blind, randomized, placebo-controlled designs to minimize potential bias in the findings.

Initial trials, published in the Journal of Clinical Research, investigated whether motor function was improved and the number of painful episodes was reduced among adult participants over a 12-week period. Follow-up research examined the effects of this drug over a one-year period.


Pharmacokinetic and Administration Details

Studies assessing the drug’s metabolism and absorption were performed. Researchers also examined administration of the medication with a meal to assess its influence on bioavailability, though no definitive conclusions regarding optimal timing were reported.

Research has explored whether the drug may influence symptoms by modulating specific inflammatory markers (e.g., IL-6 and TNF-alpha). Furthermore, investigators also studied the time course of potential symptom changes, and research has also observed whether changes in flare-up frequency were maintained over time in a subset of participants.


Safety and Subpopulations

The safety profile was assessed by researchers who monitored adverse events across all trial participants. Researchers reported that the most common events observed were transient nausea and minor gastrointestinal discomfort, with many instances documented as resolving within the first month.

The investigation of anti-inflammatory properties was part of the mechanistic research agenda. Studies have been conducted in adolescent populations (ages 12–17) to evaluate the pharmacokinetic and safety profile in this demographic.


Comparative and Combination Research

Head-to-head trials were conducted comparing it with existing treatments in a subset of trials. These studies generally compared changes in disease activity scores between treatment groups.

Additionally, research examined whether the combination of this drug with a standard-of-care disease-modifying agent was associated with changes in long-term outcomes, such as joint integrity, and the findings were evaluated against primary endpoints related to disease progression. Researchers explored whether compliance influenced outcomes in an open-label extension study.

Key Studies & References

  1. Efficacy and Safety of Combar in Chronic Autoimmune Syndrome: A 12-Week, Double-Blind, Placebo-Controlled Trial (Trial ID: CAS-P3-001)

Frequently Asked Questions (FAQ)

Common questions about Combar (FAQ)

Q: What is Combar used for?

A: Combar is approved for treating symptoms related to rheumatoid arthritis and psoriatic arthritis in adults. Its use is focused on managing the inflammation and pain associated with these conditions.

Q: How does Combar compare to other treatments?

A: Clinical studies may observe differences in how individuals respond to various treatments, including Combar. The decision on the most suitable therapy depends on the patient's specific condition and medical history, and should be discussed with a healthcare provider.

Q: What information is available about potential side effects?

A: As with all prescription medications, Combar has associated potential side effects. Clinical trial data details the common and serious adverse events observed during the research period. Patients should review the official prescribing information and consult their healthcare provider for a complete understanding of the risks.

How should Combar be stored and disposed of?

Storage Conditions

Combar (Mirtazapine) must be stored at Controlled Room Temperature, defined by regulators as 20 C to 25 C, with permitted excursions between 15 C and 30 C.

The medication must be protected from light and moisture and should not be stored above 30 C or subjected to freezing temperatures. Tablets must be kept in the original, tightly closed container to ensure stability. For the orally disintegrating form, the tablets must remain in the blister pack until immediately before use.

Child Safety and Disposal

All medication must be stored out of the sight and reach of children.

Disposal of any unused or expired Combar must strictly follow local and national requirements. Official guidance advises against discarding the medicine by pouring it into a drain or flushing it down the toilet.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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