Monaliz

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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 Monaliz

Quick Facts

Property Description
Active ingredient Mometasone Furoate
Form Aqueous suspension nasal spray
Pharmacological class Corticosteroid (Glucocorticosteroid)
Common use Reduction of nasal inflammation and obstruction
Origin Synthetic

What Type of Medicine is Monaliz and Its Active Ingredient?

Monaliz is a prescription-only pharmaceutical product classified as a potent synthetic corticosteroid, featuring the active ingredient Mometasone Furoate. This compound belongs to the family of glucocorticosteroids, which are synthetic substances designed to exert significant anti-inflammatory and immunosuppressive effects. Mometasone Furoate is notable for its high affinity for the glucocorticoid receptor, a trait that enhances its localized potency compared to related substances. As a single-ingredient product, Monaliz is defined entirely by the characteristics and action of the Mometasone Furoate it contains, distinguishing it from combination nasal products that may include antihistamines.


Monaliz Composition and Intranasal Delivery Form

Monaliz is formulated as an aqueous suspension designed for targeted intranasal administration via a metered-dose nasal spray. This specific, liquid-based formulation ensures the Mometasone Furoate is applied directly to the nasal mucosa, confirming its status as a topical corticosteroid rather than a medicine that affects the entire body. The use of an aqueous suspension is clinically recognized for optimizing mucosal contact and reducing the potential for localized irritation, thereby ensuring a localized effect. This confirms the drug’s powerful action is kept precisely where it is needed—in the nose.


General Purpose: Anti-inflammatory and Localized Action

The general purpose of Monaliz is to provide potent, localized control over inflammatory and immune reactions within the nasal cavity. By functioning as a glucocorticosteroid, Mometasone Furoate effectively modulates the body's inflammatory cascade, inhibiting the cellular processes that lead to swelling, irritation, and the excess production of nasal fluid. The overall benefit of this action is the sustained reduction of tissue edema and obstruction within the nose, which is crucial for achieving relief from persistent, underlying nasal discomfort. This mechanism is a primary factor in the clinical application of Mometasone.

Regulatory References

  1. Mometasone on the Essential Medicines List

What side effects are possible with Monaliz?

The safety profile for Monaliz (Mometasone Furoate Nasal Spray) is officially documented by government regulatory bodies, classifying potential adverse reactions by both frequency and the body system affected.

Adverse Reaction Scope

Category Description
Key adverse reaction categories Localized (nasal/pharyngeal), Ocular, Endocrine (Systemic), Immunological, and Nervous System.
Frequency classification Very Common (ge 10%): Headache, Epistaxis (nosebleed). Common (ge 1% to < 10%): Pharyngitis (sore throat), nasal burning, nasal irritation, nasal ulceration.
System-organ classes involved Respiratory, Thoracic and Mediastinal Disorders (e.g., epistaxis, perforation); Eye Disorders (e.g., glaucoma, cataracts); Endocrine Disorders (e.g., HPA axis suppression).
Serious adverse reactions Potential for nasal septum perforation, adrenal suppression (HPA axis effects), glaucoma or cataracts, and immediate hypersensitivity reactions including anaphylaxis and angioedema are noted in official regulatory documents.

Safety Considerations

The profile is influenced by the corticosteroid class effect. Use is restricted in the presence of unhealed nasal ulcers, recent nasal trauma, or recent nasal surgery, due to the documented inhibitory effect on wound healing. Use is also constrained in patients with active or quiescent infections, such as tuberculosis.

For Pediatric Patients, regulatory documents warn of the potential for growth retardation with prolonged treatment, necessitating routine growth monitoring. The potential for serious systemic effects, including ocular issues and adrenal suppression, is explicitly noted to be greater with high doses and/or prolonged periods of use.

Overdose and Emergency Response

The official regulatory profile for Monaliz (Mometasone Furoate nasal spray) primarily addresses the potential systemic consequences of prolonged use at dosages higher than recommended, rather than focusing on acute ingestion. Acute overdose is generally considered unlikely to cause significant systemic issues due to the medication’s low absorption rate.

Overdose Manifestations and Risks

The primary documented risk associated with chronic, excessive use is Hypothalamic-Pituitary-Adrenal (HPA) axis suppression, which signifies a decrease in the body's natural production of cortisol. Manifestations of this systemic effect may include signs of Hypercorticism or features resembling Cushing's syndrome, as well as potential metabolic changes such as hyperglycemia. Serious, long-term outcomes associated with chronic systemic exposure can include the development of glaucoma or cataracts. Pediatric patients are noted to be at an increased risk for systemic toxicity, including a reduction in growth velocity, when the medication is used excessively.

Emergency Actions and Management

In the event of acute accidental ingestion, official regulatory information mandates that the user seek immediate medical attention or contact a Poison Control Center right away. As no specific antidote is known, treatment is focused on symptomatic and supportive care. If HPA axis suppression is documented, the required procedural response is to slowly discontinue the drug, reduce the frequency of application, or use a less potent steroid. Patients with confirmed HPA suppression may require additional systemic corticosteroid cover during periods of high stress or elective surgery.

Therapeutic Uses of Monaliz

What Monaliz Treats: Main Uses and Benefits

Monaliz, which contains Mometasone Furoate, is commonly used across domains where additional symptomatic support is needed. It is relevant for easing symptoms associated with allergic rhinitis (both seasonal and perennial), chronic nasal obstruction, and symptoms linked to nasal polyposis. The medication is applied in clinical settings that involve acute or unstable symptom patterns, such as during peak allergy periods or for continuous maintenance therapy. It helps address symptom clusters that may become intense or disruptive, including sneezing, nasal itching, clear discharge, and persistent congestion. This approach provides support that helps ease the overall symptom burden and assists patients in coping more steadily with difficult episodes.

“It is commonly used across conditions presenting with acute episodes and helps manage symptoms that interfere with daily comfort.”

Quick Fact: Symptomatic Support for Persistent Nasal Congestion and Rhinorrhea (Runny Nose).

Regulatory References

  1. NIH MedlinePlus overview on Mometasone Nasal Spray

Eligibility and Restrictions for Use

Who can and cannot use Monaliz?

Populations for whom use is contraindicated: Use of Monaliz is formally contraindicated in patients with a known hypersensitivity to Mometasone Furoate or any component of the formulation. It is also prohibited for patients with an untreated localized infection involving the nasal mucosa, such as ocular Herpes Simplex, or those with recent nasal trauma, surgery, or septum ulcers until healing is complete, due to the inhibitory effect on wound repair.

Age and Indication-Specific Eligibility: Eligibility is defined by age and indication. The medicine is approved for allergic rhinitis in children ge 2 years of age. However, treatment for nasal polyposis is established and approved only for adults ge 18 years. Use is not established in children < 2 years for any condition.

Conditional Use and Restrictions: Regulators impose conditional use for populations with certain systemic health concerns. This includes patients with active or quiescent tuberculous infections of the respiratory tract or other untreated systemic infections (e.g., fungal, bacterial, viral). Caution is required for patients with a history of Glaucoma or Cataracts or those with Hepatic Impairment. During pregnancy and lactation, a decision to use is conditional on the benefit justifying any potential risk, as documented in official labeling.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The established drug interaction profile for Monaliz is primarily defined by its specific biological mechanism, which contrasts with the metabolism of small-molecule medicines. Since Monaliz is a monoclonal antibody (an IgG class protein), it is not metabolized by the cytochrome P450 (CYP) enzyme systems in the liver. Consequently, no formal pharmacokinetic drug-drug interaction studies have indicated that Monaliz alters the exposure of commonly co-administered therapeutics.

Interacting product categories

Product Category Regulatory Constraint or Finding
Oral Medications No alteration of pharmacokinetics expected; not metabolized via CYP enzymes.
Vaccines Formal drug-drug interaction studies have not been conducted with vaccines or co-administered therapeutics.
Corticosteroids No direct interaction is documented; do not abruptly stop or reduce the dosage of inhaled or oral corticosteroids when starting Monaliz.
Laboratory Tests May interfere with certain urinary normetanephrine tests (e.g., using Liquid Chromatography with Electrochemical Detection), potentially causing spuriously high results.

Official Interaction Statements and Requirements

The regulatory information specifies that Monaliz is not expected to interfere with the metabolism of other medicines. However, clinical studies have not formally investigated the potential for co-administration with all specific medicines or vaccines. Due to the potential for interference, healthcare providers are advised to use an alternative, selective assay method when measuring urinary normetanephrine during treatment with Monaliz.

Overall, the official interaction profile is characterized by a low predicted risk for pharmacokinetic interactions, with the key documented constraint being a procedural restriction related to specific laboratory testing.

Mechanism of Action

The Core Mechanism: Agonism of the Glucocorticoid Receptor

Monaliz acts primarily as a high-affinity agonist for the Glucocorticoid Receptor (GR), a protein found inside cells of the nasal lining. This binding initiates a deep-acting genomic mechanism (acting on DNA) that executes a dual strategy: Transrepression of pro-inflammatory transcription factors like NF-kappaB, and Transactivation, which upregulates anti-inflammatory proteins such as Lipocortin-1. This action fundamentally shifts the cell's output from pro-inflammatory signals to anti-inflammatory ones.

Cascading Inhibition of Inflammatory Mediators

The drug’s molecular action results in broad suppression of the inflammatory cascade. By inducing Lipocortin-1, the mechanism effectively inhibits the enzyme Phospholipase A2 (PLA2). This step inhibits the synthesis of key chemical messengers, specifically prostaglandins and leukotrienes. The suppression of these mediators, combined with reduced migration of immune cells like eosinophils, is mechanistically linked to the resulting physiological effect.

Physiological Result: Modulation of Edema and Hypersecretion

The overall physiological consequence of this mechanism is decreased tissue edema (swelling) and altered fluid secretory dynamics in the nasal mucosa. By suppressing the genetic drivers of inflammation and the chemical signals that cause localized vascular leakage and swelling, the mechanism alters vascular dynamics and cellular activity in the nasal passages. This process, which depends on new protein synthesis, is inherently non-instantaneous and requires sustained activity to achieve its maximal physiological effect.

Dosage and Administration Information

The administration of Monaliz (Mometasone Furoate) is strictly through the intranasal route, delivering the medicine topically to the nasal mucosa as an aqueous suspension. This method is designated to localize the drug's action. The medicine is dosed based on the condition being addressed and the patient's age.

For adults and adolescents with allergic rhinitis, the standard regimen involves two sprays in each nostril once daily, totaling 200 micrograms (mcg) of Mometasone Furoate. For nasal polyps in adults, the prescribed regimen begins at 200 mcg once daily and may be increased to a maximum of 400 mcg, administered as two sprays in each nostril twice daily.

A different total daily dose is established for younger populations; children aged three to eleven years typically receive a lower total daily dose of 100 mcg, corresponding to one spray in each nostril once daily. Regardless of the dose, the device must be shaken well before each use. Before its initial application, the pump requires priming, and it must be reprimed if left unused for over seven days to ensure a correct metered dose is dispensed.

Treatment often begins as a preventive measure, such as two to four weeks prior to the anticipated start of the seasonal allergy period. A core principle of use is that once symptom control is achieved, the dose is typically titrated down to the lowest effective amount necessary for long-term maintenance.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Monaliz

The clinical understanding of Monaliz (Mometasone Furoate Nasal Spray) is based on a substantial foundation of official research, primarily relying on Randomized Controlled Trials (RCTs) and scientific reviews that synthesize findings from those trials. This research describes patterns observed in the studies and provides insight into short-term changes.


Evidence for Use in Allergic Rhinitis (Seasonal and Perennial)

Research has primarily focused on studies conducted in populations experiencing symptoms of allergic rhinitis, which can be seasonal (like hay fever) or perennial (year-round). Research in this area has utilized a large number of placebo-controlled RCTs. Research included populations such as adults, adolescents, and children aged 3 years and older.

The main goal of these studies was to monitor and measure changes in what researchers call the Total Nasal Symptom Score (TNSS), which is a collection of patient-reported outcomes describing perceived discomfort related to core symptoms like nasal congestion, rhinorrhea (runny nose), sneezing, and itching. Studies were designed to explore measurements of change in symptoms over time when comparing Monaliz use to placebo. Findings described patterns related to how symptom measurements were tracked in the observed populations, and this research provides context for understanding symptom patterns during the study period.

Evidence for Use in Nasal Polyposis

Studies have also been conducted focusing on Monaliz in research contexts involving conditions characterized by fluctuating or episodic manifestations, such as Nasal Polyposis (benign growths in the nasal lining). The primary research involved RCTs focusing on adult populations (aged 18 years and older) with this condition.

These studies focused on dual outcomes. They monitored patient-reported outcomes describing perceived discomfort, particularly the severity of nasal obstruction and congestion, which are outcomes related to daily functioning or activity level. At the same time, studies also monitored objective clinical outcomes, such as measurements of the polyp size or grade, which are monitored by healthcare professionals.


What Remains Uncertain in the Research Record

While an extensive body of research describes patterns observed in patient populations using Monaliz, certainty remains low in certain areas. One research limitation is that comparative evidence is lacking for a full assessment against every other existing intranasal corticosteroid. Additionally, as follow-up durations were limited in specific pivotal trials, there is limited information for long-term outcomes that extend beyond one year of use. For example, evidence describing symptom patterns observed in patients with nasal polyps is primarily restricted to adults; data for adolescents and children with this condition are still emerging.

Key Studies & References

  1. Public Assessment Report Scientific discussion Mometasonfuroaat Sandoz 50 microgram/dose, nasal spray, suspension (Regulatory document covering multiple indications and populations)

Frequently Asked Questions (FAQ)

Common questions about Monaliz (FAQ)


Q: Is Monaliz a maintenance medicine or something I take only when needed?

A: According to official product information, Monaliz is often used as a long-term maintenance therapy to sustain symptom control. Once stable, the official guidance often involves titrating the dose down to the lowest amount necessary for maintenance.

Q: How quickly does Monaliz start working after the first dose?

A: Regulatory summaries indicate that the medicine's mechanism of action is not immediate. The process relies on new protein synthesis, meaning it requires sustained activity to achieve its full or maximal therapeutic effect.

Q: How does Monaliz compare to other common treatments for the same condition, without claiming one is better?

A: Official research summaries state that there is limited evidence from comparative studies against every other existing intranasal medication. Therefore, a full assessment comparing Monaliz to all other treatments for the same condition is not available in the regulatory records.

Q: Are there any long-term research studies about Monaliz?

A: Regulatory data on Monaliz confirms that the follow-up periods in key clinical trials were often limited. This means there is limited information available regarding patterns observed in patient outcomes that extend beyond one year of use.

Q: Is Monaliz safe to use during pregnancy according to official sources?

A: Official labeling describes that use during pregnancy is considered conditional. This decision is made by a healthcare provider, balancing the potential benefit against any potential risk to the developing fetus, as outlined in official documents.

Q: Can Monaliz be taken with common over-the-counter pain relievers?

A: The drug’s specific metabolic profile suggests a low systemic pharmacokinetic interaction risk with most oral medications. Therefore, regulatory documents do not specify a known interaction with common over-the-counter pain relievers.

Q: What happens if I stop taking Monaliz suddenly?

A: Official documents do not contain a specific warning regarding adverse effects that may occur from the abrupt cessation of Monaliz nasal spray. This lack of warning differentiates it from warnings associated with stopping oral corticosteroids.

Q: Does Monaliz interact with herbal supplements like St. John's Wort?

A: No formal drug interaction studies with herbal supplements, such as St. John's Wort, have been documented. However, based on the drug’s known metabolic pathway, regulatory information suggests a low risk for typical interactions with oral supplements.

Q: Why is Monaliz not recommended for children?

A: Official warnings state that prolonged use of nasal corticosteroids in children may be associated with the potential for growth retardation. For this reason, official documents emphasize that growth monitoring is necessary for pediatric patients undergoing prolonged treatment.

Q: How does Monaliz work at a simple, high-level without complex biological terms?

A: The primary function of Monaliz is to provide potent, localized control over inflammatory reactions within the nasal cavity. This action helps to reduce the swelling, irritation, and excess fluid that contribute to nasal congestion and obstruction.

Q: Is Monaliz a cure for the condition it treats, or does it manage symptoms?

A: Monaliz is indicated for the reduction of inflammation and the localized control of symptoms in the nasal cavity. This function is consistent with the goal of managing the condition rather than providing a permanent cure.

Q: Is Monaliz a biologic drug?

A: Monaliz is officially classified as a potent synthetic corticosteroid belonging to the glucocorticosteroid class, based on its chemical structure and action.

Q: Is Monaliz commonly associated with vision or hearing changes?

A: The safety profile includes the potential for rare, serious reactions that involve Eye Disorders, such as glaucoma or cataracts. Official documents do not typically contain statements regarding changes to hearing.

Q: What does official guidance say about using Monaliz before surgery?

A: Official guidance states that use of Monaliz is formally prohibited in patients who have recent nasal trauma, recent nose surgery, or nasal septum ulcers. This restriction is in place until healing is complete.

Q: How long can a person safely take Monaliz for?

A: The most extensive data from clinical studies supports use for periods of up to approximately one year. For children, the official documentation specifically links prolonged treatment to the need for growth monitoring.

Q: What does 'contraindication' mean in relation to Monaliz?

A: A contraindication, as used in regulatory documents, refers to a specific circumstance or condition in a patient that makes a particular treatment inadvisable. This is because using the medicine under that condition carries a greater potential for harm than benefit.

Q: If I miss a dose of Monaliz, what is the general guidance on what to do?

A: General product information addresses missed doses by typically stating that the missed dose should be taken as soon as it is noticed. If it is near the time of the next scheduled dose, regulatory documents generally indicate that the missed dose should be skipped to maintain the schedule.

Q: What if Monaliz doesn't seem to be working for me after a few weeks?

A: For certain conditions where Monaliz is prescribed, official guidance indicates that an adjustment to the prescribed amount may be made if initial symptom control is not achieved after an adequate period. This is also related to the drug's mechanism, which requires sustained activity over time for maximal effect.

Q: Do I need any special blood tests while taking Monaliz?

A: Regulatory documents state that Monaliz may interfere with certain urinary normetanephrine tests, potentially causing spuriously high results. However, no specific required blood tests for monitoring Monaliz are detailed in the official information.

Q: Why do official documents mention 'unknown risks' for certain populations regarding Monaliz?

A: Official documents do not use the phrase 'unknown risks' but rather describe limitations in the available data. This includes constraints in long-term research and a lack of comparative evidence against all other medicines, which may be the source of user confusion.

Q: Can Monaliz be taken with alcohol (only describe what official sources say)?

A: The official regulatory documentation does not contain any specific statement or warning regarding the consumption of alcohol while using Monaliz.

Q: Is Monaliz an opioid or a controlled substance?

A: Monaliz is classified as a corticosteroid and is not listed in any regulatory schedules as a controlled substance. Official documents confirm that it is not an opioid.

Q: What information is available about Monaliz use in older adults (seniors)?

A: Clinical experience described in the official documents indicates that there have been no differences identified in the safety or effectiveness of Monaliz between older adult patients and younger adult patients.

Q: What is the difference between a 'side effect' and an 'adverse reaction' in official Monaliz documents?

A: According to general authoritative medical definitions, an adverse reaction is a specific, harmful response to a drug at a normal dose. A side effect is typically defined as a secondary, often undesirable, effect that occurs in addition to the primary effect.

Q: Is Monaliz habit-forming or does it cause dependence?

A: The official labeling and documentation for Monaliz do not contain any warnings regarding potential for habit formation or drug dependence.

Q: What should I do if I think Monaliz is causing a side effect?

A: Official regulatory guidance emphasizes that patients experiencing suspected adverse reactions should inform their healthcare provider. Patients may also report the reaction directly to the national competent authority responsible for monitoring drug safety.

Q: Are there known interactions between Monaliz and common vitamins?

A: Due to the drug's low systemic availability and its specific metabolic profile, there is a low overall risk of interaction. Official documents do not contain specific warnings about interactions between Monaliz and common vitamins.

How should Monaliz be stored and disposed of?

How to Store and Dispose of Monaliz?

Regulatory agencies define specific conditions for storing Monaliz (Mometasone Furoate Nasal Spray) to ensure product integrity and safety.


Storage Requirements

The medication must be stored at controlled room temperature, typically between 20°C and 25°C. The product must not be frozen and should not be refrigerated. Always keep the medicine in its original bottle with the cap tightly closed and store it out of the sight and reach of children.


Stability and Disposal

Discard the nasal spray device within two months after first opening or once the labeled number of sprays has been used. The product must not be thrown away via wastewater or household waste. All unused or expired medicine must be disposed of in accordance with local pharmaceutical requirements.

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

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