Novasone

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

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 Novasone

Quick Facts

Property Description
Active ingredient Mometasone Furoate
Form Nasal spray, Cream, Ointment, Solution
Pharmacological class Corticosteroid (Glucocorticoid)
Common purpose Relief from localized inflammation and hypersensitivity reactions
Origin Synthetic

What Type of Medicine Is Novasone (Mometasone Furoate)?

Novasone is a prescription medication that contains the active ingredient Mometasone Furoate, classified as a Corticosteroid.

It is recognized as a highly potent, synthetic Glucocorticoid, a drug class known for its significant anti-inflammatory and anti-allergic capabilities. This synthetic compound, which is a furoate ester, offers a controlled and targeted activity profile. The drug entity is distinguished within its class by being formulated for concentrated topical administration.

Forms and Composition of Mometasone Furoate

The active ingredient Mometasone Furoate is available in various specialized dosage forms intended for topical application to different tissues. These preparations include an aqueous nasal spray suspension, and dermatological options such as a cream, an ointment, and a topical solution. As a single-entity product, its formulation is designed to suit the absorption needs of the application site; for example, the nasal suspension uses an aqueous base, contrasting with the emollient bases found in the creams.

General Purpose and Benefit of This Corticosteroid

The primary function of this medication is to utilize its potent anti-inflammatory effect and localized immunosuppression to alleviate physical symptoms stemming from inflammatory and allergic overreactions. It quickly intervenes in the body's inflammatory cascade, thereby suppressing the excessive swelling and associated discomfort. The general benefit is sustained, localized symptomatic relief, providing effective management of hypersensitivity reactions at the site of topical application.

What side effects are possible with Novasone?

Novasone (mometasone furoate) is a corticosteroid, and like all medicines, it can cause side effects. The risk and type of side effects often depend on the formulation (e.g., nasal spray, cream), the duration of use, and the dosage.

Common Side Effects

Side effects that are generally localized and more frequently reported include:

Formulation Common Side Effects
Nasal Spray Headache, viral infection, sore throat, nosebleeds, nasal irritation or burning
Topical (Cream/Ointment) Burning, itching, irritation, stinging, or redness at the application site, thinning of the skin (atrophy)

These local effects often decrease with continued use, but you should inform your healthcare provider if they persist or worsen.


Serious Side Effects and Warnings

Prolonged use, high doses, or use over a large area of skin (especially with occlusive dressings) can lead to systemic absorption, which may increase the risk of more serious side effects. Consult a healthcare professional immediately if you experience:

  • Signs of Adrenal Suppression: Unusual tiredness, dizziness, nausea, vomiting, or weakness.
  • Vision Problems: Blurred vision, changes in vision, or eye pain, which may indicate conditions like glaucoma or cataracts.
  • Signs of Infection: Fever, white patches or sores in the nose/mouth, or a new or worsening skin infection.
  • Allergic Reaction: Swelling of the face, lips, tongue, or throat, or difficulty breathing, which requires immediate medical attention.

Pediatric patients are generally more susceptible to systemic toxicity, including potential growth suppression. Novasone is contraindicated in individuals with a known hypersensitivity to mometasone or any other ingredients in the formulation.

Overdose and Emergency Response

Overdose and when to seek help

The official regulatory profile for Novasone (Mometasone Furoate) primarily defines overdose as the consequence of chronic overuse or prolonged administration of excessive doses, rather than acute toxicity from a single event.


Documented Overdose Scope

Manifestations of systemic overexposure, resulting from the absorption of the corticosteroid, are documented in prescribing information. These include signs of hypercorticism and Cushingoid features, along with potential metabolic changes such as hyperglycemia or glucosuria. The most serious regulatory concern is the induction of Hypothalamic-Pituitary-Adrenal (HPA) axis suppression, which may lead to secondary adrenal insufficiency upon drug withdrawal. Pediatric patients have an increased susceptibility to systemic toxicity, which includes the risk of growth retardation from prolonged, high-dose exposure.


Seeking Urgent Medical Help

Urgent medical attention is required if there is evidence of HPA axis suppression or the appearance of secondary adrenal insufficiency. If suppression is noted, management focuses on a procedural response: attempting to gradually withdraw the drug, reduce the frequency of applications, or substitute for a less potent steroid, alongside symptomatic and supportive treatment. No specific antidote is known. During periods of high physiological stress, additional systemic corticosteroid cover should be considered if HPA axis suppression is evident.

Therapeutic Uses of Novasone

What Novasone Treats: Main Uses and Benefits

Novasone (mometasone furoate) is a topical corticosteroid used for short-term symptomatic relief in conditions involving acute skin inflammation. It is commonly applied in scenarios where additional management of discomfort is required for skin conditions that are responsive to this class of medicine. The medication is used to help relieve the redness, swelling, itching, and discomfort associated with various skin conditions.


Addressing Symptoms of Inflammatory Skin Conditions

Novasone is relevant for easing symptoms related to inflammatory or irritative states that interfere with daily comfort. It is commonly used across conditions presenting with episodic or fluctuating manifestations, like psoriasis and atopic dermatitis (eczema). It is applied during phases when symptoms become more noticeable, offering supportive relief that assists patients with coping more steadily.

“It is commonly used across conditions presenting with episodic or fluctuating manifestations.”

Its application helps address symptom clusters that may become intense or disruptive, contributing to easing the overall symptom load during periods of heightened symptoms.


Quick Fact: Focus on Inflammation and Itching

Feature Description
Symptom Focus Redness, swelling, and intense itching (pruritus).
Clinical Context Relevant in contexts involving heightened systemic burden.

Regulatory References

  1. NIH MedlinePlus Drug Information

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Novasone — official regulatory information

Scope Area Official Regulatory Statement
Populations for whom use is allowed Adults and adolescents (≥ 12 years) for seasonal/perennial allergic rhinitis. Children (2 to 11 years) for allergic rhinitis (nasal spray). Adults (≥ 18 years) for nasal polyps. Patients (≥ 2 years) for corticosteroid-responsive dermatoses (topical forms).
Populations for whom use is not recommended Pregnant individuals unless the potential benefit justifies potential risk. Nursing women (caution advised). Patients with recent nasal surgery, trauma, or ulcers until healing is complete.
Populations for whom use is contraindicated Patients with known hypersensitivity to the ingredients. Patients with untreated localized nasal infections (e.g., Herpes Simplex). Children under 2 years of age for topical forms. Topical use for facial rosacea, acne vulgaris, perioral dermatitis, or diaper dermatitis.
Age-related eligibility rules Safety and efficacy have not been established in children under 2 years of age for nasal spray (some labels) or topical cream/ointment. Safety and efficacy not established in patients under 18 for nasal polyps.
Condition-specific eligibility rules Use with caution in patients with active or quiescent tuberculous infections or untreated systemic fungal, bacterial, or viral infections. Caution advised in patients with a history of glaucoma or cataracts.
Eligibility-related restrictions Immunosuppressed patients require special consideration regarding infection exposure. Safety and efficacy not established for unilateral or obstructing nasal polyps.

Eligibility classifications (high-level)

Classification Area Official Regulatory Statement
Eligibility severity classification Classified as Contraindicated (absolute exclusion) for conditions like Hypersensitivity and Untreated Infection, and as Use with Caution/Not Recommended for systemic disease or during pregnancy.
Eligibility-context constraints Eligibility is dependent on the Formulation (Nasal vs. Topical) and the specific Indication (e.g., rhinitis vs. polyps) being treated.

Connection to the overall eligibility profile

Official regulatory documents define who can and cannot use the medicine by establishing clear absolute contraindications based on ingredient allergy and the presence of localized infection. The profile sets minimum age thresholds and specific use limitations tied to the drug’s form and indication. Furthermore, it outlines conditional restrictions requiring caution for specific patient states, such as systemic infections or impaired nasal integrity, to delineate the boundaries of appropriate use.

What should I know about interactions with other medicines?

Interaction scope

The documented interaction profile for Novasone (Mometasone Furoate) primarily centers on a pharmacokinetic interaction involving metabolic clearance. The main medicinal product category with a documented interaction is strong inhibitors of cytochrome P450 3A (CYP3A). Specific interacting medicines explicitly listed in regulatory sections include cobicistat and ritonavir, along with other substances classified as strong CYP3A inhibitors. The mechanistic basis of this interaction is the inhibition of the CYP3A enzyme, which is responsible for the metabolism of Mometasone Furoate, leading to reduced clearance. The officially stated outcome is a significant increase in the systemic exposure of the corticosteroid.

Interaction classifications

This metabolic interference is classified as a clinically significant interaction due to the potential for systemic corticosteroid effects resulting from the increased exposure. A separate pharmacodynamic interaction is noted regarding the co-administration of alcohol or other Central Nervous System (CNS) depressants, which carries a documented risk for additive impairment of CNS performance. No mandatory timing-based separation rules for administration are explicitly documented. The regulatory profile notes that the risk associated with increased systemic exposure resulting from CYP3A inhibition may be more significant in certain populations, such as those with hepatic impairment, where clearance may already be compromised.

Resulting interaction structure

The overall interaction structure defined by regulatory documents is strictly limited to identifying substances that modify the drug's systemic exposure and substances with additive pharmacodynamic effects. The official statements confirm that the co-administration of strong CYP3A inhibitors reduces the clearance of Mometasone Furoate, thereby establishing the constraints for co-administration.

Mechanism of Action

The primary mechanism of Novasone (Mometasone Furoate) involves agonist action at the Glucocorticoid Receptor (GR), a protein located inside target cells. The drug-receptor complex moves into the nucleus to act as a transcription factor, simultaneously upregulating anti-inflammatory genes and suppressing the transcription factors (NF-kappa B, AP-1) that regulate the synthesis of pro-inflammatory mediators. This genomic action leads to the significant modulation of the Arachidonic Acid Cascade by upregulating proteins like Lipocortin-1, which contributes to the inhibition of synthesis and release of pro-inflammatory mediators, including prostaglandins, leukotrienes, and cytokines. This mechanism modifies early molecular steps that shape systemic physiological outcomes, resulting in decreased inflammatory cell activity. Beyond its genomic effects, the compound also induces localized vasoconstriction, reducing the diameter of local blood vessels and decreasing capillary permeability. This action restricts the movement of fluid and immune cells into the tissue, leading directly to a reduction in local vascular exudation and erythema.

Dosage and Administration Information

Novasone (Mometasone Furoate) is administered via two primary routes depending on the formulation: Intranasal for the aqueous spray suspension and Cutaneous/Topical for the 0.1% cream, ointment, or solution. The specific instructions define a standardized protocol for administration.

Official Dosing Patterns and Frequency

For the treatment of allergic rhinitis, the medication is typically administered once daily (QD). The standard dose for adults and adolescents (12 years) is two sprays (100 mcg) in each nostril once per day, while children (3–11 years) receive one spray (50 mcg) per nostril once daily. For the dermatological forms, the standard administration involves applying a thin film of the 0.1% preparation to the affected skin area, usually once daily.

Administration Procedures and Constraints

Proper use of the nasal spray requires the device to be shaken well before each use and primed (e.g., actuated 10 times) before initial administration or after a period of non-use. The therapy course is intended to be short-term or cyclic for topical indications. Administration is structured to be discontinued upon achieving control of the condition.

For the cream or ointment, instructions indicate not to use occlusive dressings over the application area unless specifically directed by a healthcare professional, and use on the face may be limited in duration. Age-specific constraints include that the topical formulation is generally not recommended for children under 2 years.

Recent Clinical Evidence

Research evidence / Overview of Studies for Novasone (Mometasone Furoate)


Evidence for Use in Seasonal and Perennial Allergic Rhinitis

The evidence for the use of the nasal spray formulation was studied for conditions characterized by fluctuating or episodic manifestations of allergies, such as seasonal and perennial allergic rhinitis. The research base includes a large number of Randomized Controlled Trials (RCTs) and Systematic Reviews which analyze findings from multiple trials. These studies were used in research exploring how symptoms change over time and were designed to assess outcomes related to physical discomfort.

Research so far describes patterns observed in the studies related to changes in symptom intensity during the short-term and medium-term trial periods. While long-term effects are not fully established, particularly concerning sustained patterns of outcome observed over multiple seasons, the core evidence for short-term and medium-term use has contributed significantly to the broader evidence landscape.


Evidence for Use in Atopic Dermatitis (Eczema) and Psoriasis

The topical forms (cream, ointment) was studied for skin conditions associated with acute or disruptive episodes, such as atopic dermatitis (eczema) and psoriasis. The research on these formulations typically involves Controlled Clinical Trials where studies explored measured variables on the skin over short treatment periods, often three to four weeks.

Studies evaluated outcomes linked to inflammatory or irritative states, such as assessing the overall disease status and specific signs like pruritus (itching) and erythema (redness). A key research limitation frame for the skin formulations is the duration of follow-up. Since follow-up durations were limited (often le 4 weeks), there is limited information for long-term outcomes or the sustained patterns of outcome observed when the medication was studied for chronic management.


Evidence in Children and Special Populations

The research evidence includes data across different age groups, particularly for the nasal spray. Trials was evaluated in children as young as two years old for seasonal allergies and in older children (six years and up) for perennial allergies. The topical formulations were studied in trials that included children aged two years and older with atopic dermatitis. However, data for certain groups remain insufficient; for example, infants under the age of two are often not included in standard efficacy trials.


What is Still Uncertain about Novasone

Research provides insight into short-term changes, but there are areas where data are still emerging and where certainty remains low. Follow-up durations were limited for the topical formulations, and subgroup findings are uncertain for some indications, such as chronic rhinosinusitis with polyps, where more large-scale trials are needed to clarify long-term patterns. The studies contribute to the broader evidence landscape, but research does not determine whether an individual will respond similarly; findings describe group patterns, not personal outcomes.

Frequently Asked Questions (FAQ)

Common questions about Novasone (FAQ)


Q: How long will it take for Novasone nasal spray to start working?

A: Official product information indicates that the first signs of relief may begin within 12 hours of the initial dose. However, the full intended effect is commonly observed after several days of consistent, once-daily use.

Q: What should I do if I miss a dose of the cream?

A: If a dose of the cream is missed, official patient information suggests applying it as soon as it is remembered. If it is near the time for the next scheduled application, the recommendation is to skip the missed dose and resume the normal schedule. Product instructions state not to apply a double amount to compensate for a missed dose.

Q: Can Novasone affect my weight?

A: Studies and regulatory warnings note that topical corticosteroids, especially with prolonged use or use over large skin areas, may be absorbed systemically (into the bloodstream). This systemic absorption has been linked to potential endocrine effects, which may include changes to metabolism and subsequent effects such as weight-related changes or elevated blood sugar (hyperglycemia).

Q: How should I properly store the Novasone cream?

A: Regulatory documents specify that the cream formulation must be stored at a Controlled Room Temperature, which is generally between 20 C and 25 C (68 F and 77 F). The product is required to be protected from freezing and excessive heat to help maintain its stability.

Q: What is the shelf life of the Novasone nasal spray once it's been opened?

A: The nasal spray has an in-use shelf life that is specified in the product instructions. The device should typically be discarded after a set time period from the date of its first use—often noted as two months—or after a specific number of metered sprays, whichever occurs first. The exact discard date is specified on the product packaging for reference.

Q: Where can I buy Novasone? Is it over the counter (OTC) or prescription-only?

A: Mometasone furoate, the active ingredient, is available in both over-the-counter (OTC) and prescription-only products. The legal status depends on the specific formulation, the strength, and the approved use. Reference to the product labeling or consultation with a healthcare professional can confirm if a specific Novasone product requires a prescription.

Q: What should I do if a child accidentally swallows some Novasone cream?

A: Official safety data indicates that the accidental oral ingestion of a small amount of the cream is unlikely to cause serious toxic effects. However, as a standard precaution for any accidental ingestion of medication, it is recommended to seek medical advice or contact a Poison Control Center.

How should Novasone be stored and disposed of?

Storage and Disposal Requirements for Novasone

Novasone (mometasone furoate) must be stored according to official regulatory specifications to maintain its effectiveness. Topical formulations are required to be kept at Controlled Room Temperature, typically 20 C to 25 C (68 F to 77 F). The product must not be frozen and should be protected from excessive heat, light, and moisture. The medication must remain in its tightly closed original container.

For child safety, it is a mandatory requirement to store Novasone out of the sight and reach of children.

Disposal of any unused or expired product must be done in accordance with local regulations, often requiring return to a pharmacy or designated take-back program.

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

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