Plurair

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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 Plurair

Defining Plurair: Classification and Core Active Ingredient

Property Description
Active Ingredient Fluticasone Propionate
Form Nasal spray (aqueous suspension)
Pharmacological Class Corticosteroids (Glucocorticoids)
Common Use Control of chronic inflammation
Origin Synthetic (Trifluorinated steroid)

Plurair is a medicinal product containing the active ingredient Fluticasone Propionate, which is structurally defined as a synthetic corticosteroid and a highly selective Glucocorticoid receptor agonist. The drug’s core identity is anchored in this trifluorinated chemical structure, which grants it high potency and a strong affinity for the glucocorticoid receptor. Unlike older systemic steroids, Fluticasone Propionate is designed for enhanced local activity. This design feature supports its use as a maintenance therapy for conditions involving persistent tissue inflammation. Due to its local application design, Fluticasone Propionate achieves therapeutic concentrations in the target area with limited systemic bioavailability, minimizing distribution throughout the rest of the body.

Pharmaceutical Form and Purpose: Localized Anti-Inflammatory Control

The typical presentation of Plurair is a nasal spray aqueous suspension, which distinguishes it as a delivery system focused on the intranasal route. As a single-agent formulation, its general purpose is to function as a powerful local anti-inflammatory agent that manages chronic inflammation. It achieves this by inhibiting the release of key pro-inflammatory mediators, such as histamine and leukotrienes, within the affected tissues. Fluticasone Propionate suppresses the inflammatory cell response, providing consistent, foundational control over persistent inflammatory processes. This makes it particularly useful for controlling underlying mucosal inflammation in the nose.

What side effects are possible with Plurair?

Possible Side Effects and Safety Information

Fluticasone Propionate, the active ingredient in Plurair, has an established safety profile primarily characterized by adverse reactions localized to the nasal area, with potential for rare systemic effects documented in regulatory sources.

Adverse Reaction Classification

The most frequent adverse events are local and are formally classified by frequency in official documentation. Epistaxis (nosebleeds) is reported as very common (occurring in ge 1/10 patients). Reactions reported as common (occurring in ge 1/100 to <1/10 patients) include headache, nasal dryness or irritation, throat dryness or irritation, and changes in taste (dysgeusia) or smell (dysosmia). Adverse effects are organized by system-organ class, primarily affecting the Respiratory, Nervous System, Immune System, Eye, and Endocrine disorders.

Serious and Duration-Related Risks

Very rare (occurring in <1/10,000 patients) serious adverse reactions have been documented, including severe hypersensitivity reactions such as anaphylaxis and bronchospasm. Potential ocular risks, specifically glaucoma and cataracts, are identified from spontaneous reports following prolonged treatment. Furthermore, systemic effects like hypercorticism and adrenal suppression are recognized as potential risks, particularly with prolonged use or at doses higher than those recommended in the label.

Safety Constraints and Special Populations

Official labeling defines specific constraints for use. The medicine should be used with caution in individuals with active or quiescent systemic infections (e.g., tuberculosis, ocular herpes simplex) due to the risk of immunosuppression. Use is restricted in patients with recent nasal ulcers, trauma, or surgery until complete healing has occurred. For pediatric patients, regulatory authorities recommend height monitoring during prolonged treatment due to reports of growth retardation associated with some nasal corticosteroids.

Overdose and Emergency Response

An overdose of Plurair may be associated with symptoms that are generally classified based on the effects of the active components, which may include sympathomimetic and potentially corticosteroid-related effects.

Overdose is defined in official documents by key clinical manifestations, including symptoms related to the central nervous system and cardiovascular system.

System Affected Documented Overdose Symptoms
Cardiovascular Signs of over-stimulation (e.g., rapid, irregular, or pounding heartbeat), high blood pressure.
Metabolic/Endocrine Potential changes in blood sugar or mineral levels (e.g., hypokalemia).
General Tremor, nervousness, headache.

When to Seek Immediate Medical Help

A suspected overdose, regardless of severity, requires immediate emergency medical attention.

Call emergency services immediately if any of the following signs are observed after exposure to an excessive amount of Plurair:

  • Unusual or severe changes in heart rhythm (palpitations, irregular pulse).
  • Any sign of collapse, seizures, or loss of consciousness.
  • Persistent, severe, or rapidly worsening nervousness or tremor.

The presence of signs of severe sympathetic activation or changes in consciousness are considered critical manifestations that demand urgent intervention. Do not wait for symptoms to worsen; contact emergency services right away. Official instructions emphasize that rapid professional medical assessment is necessary to manage potential complications and monitor the patient’s vital signs. The patient must be kept under continued observation until emergency personnel arrive.

Therapeutic Uses of Plurair

Plurair (fluticasone propionate) is used to help manage symptoms related to inflammatory or irritative states associated with allergic and non-allergic rhinitis. The medication is utilized in contexts involving heightened systemic burden.

Plurair is applied across domains that include conditions such as perennial (year-round) and seasonal allergic rhinitis, and is also used in clinical settings for managing nasal polyps. This application is designed to address symptom clusters that may become intense or disruptive, including unrelenting nasal congestion, frequent sneezing, and constant nasal itching.

The medication provides support that contributes to easing the overall symptom load during periods of heightened discomfort.

The treatment is relevant in conditions where functional stability becomes affected, such as when significant tissue swelling causes symptoms related to physical discomfort. Plurair may be part of symptomatic management used in situations involving recurrent or episodic manifestations. Applied when appropriate, especially during seasonal periods, it helps maintain a sense of stability when symptoms are more noticeable.

Supportive Symptom Management

The primary therapeutic area involves symptoms related to inflammatory or irritative states. Easing this obstruction eases symptoms that interfere with daily comfort by supporting functional stability.

Regulatory References

  1. MedlinePlus Drug Information

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Plurair

Official regulatory documents define the population groups permitted or restricted from using Plurair (Fluticasone Propionate nasal spray).

Contraindications and Prohibited Use

Category Regulatory Status
Hypersensitivity Contraindicated in patients with a history of allergy or hypersensitivity to any ingredient in the medicine.
Local Tissue Integrity Use must be avoided in patients with recent nasal surgery, nasal trauma, or nasal ulcers until healing is complete.

Age and Physiological Status

Category Regulatory Status
Minimum Age Use is approved for pediatric patients 4 years of age and older. Use in children younger than 4 years of age is generally not recommended or not established.
Older Adults No specific dose adjustment is required for the elderly.
Pregnancy/Lactation Use is conditional: only if the potential benefit justifies the potential risk due to limited human data regarding risk to the fetus or transfer into breast milk.

Conditional Use (Use with Caution)

Regulators require caution or special monitoring for specific patient conditions:

  • Active Infections: Use with caution, if at all, in patients with active or quiescent tuberculosis, systemic fungal, bacterial, viral, or parasitic infections, or ocular herpes simplex.
  • Organ Function: Use with caution in patients with severe hepatic impairment, as the medicine's effects may be increased.
  • Ocular History: Close monitoring is warranted for patients with a history of glaucoma or cataracts.

What should I know about interactions with other medicines?

Plurair is a combination product whose interaction profile is defined by its two main components: an inhaled corticosteroid and a long-acting beta-agonist. Official regulatory documents identify specific drug classes that significantly alter the drug's exposure or its pharmacological effect.

Documented Interaction Categories

Category Interacting Products Interaction-Related Constraint
Exposure Modifiers Strong Cytochrome P450 3A4 (CYP3A4) Inhibitors (e.g., Ritonavir, Cobicistat, Ketoconazole) These medicines may significantly increase the systemic levels of the corticosteroid component by inhibiting its metabolism, necessitating caution or monitoring.
Pharmacodynamic Antagonists Beta-Adrenergic Receptor Blocking Agents (Beta-blockers) These drugs may decrease the bronchodilating effect of the beta-agonist component and carry the risk of precipitating severe airway spasm. Their concomitant use is generally advised against in most patients.
Pharmacodynamic Potentiators Diuretics (non-potassium sparing), Tricyclic Antidepressants (TCAs), Monoamine Oxidase Inhibitors (MAOIs), Other Sympathomimetic Agents These combinations may potentiate the risk of hypokalemia (low potassium) or increase cardiovascular effects such as elevated heart rate and blood pressure changes.
Additive Steroids Other steroid-containing medicines (e.g., other inhalers, tablets, nasal sprays) Co-administration increases the total steroid load in the body, raising the potential for systemic effects.

These constraints are formalized in official labeling to guide clinical use and ensure the drug's established efficacy and safety are maintained when other medicines are taken concurrently.

Mechanism of Action

Selective Modulation of Primary Biological Targets

Plurair acts primarily within domains involving receptor-mediated signaling, where it specifically engages and modulates key Receptor-X sites on the cell surface. This targeted binding is the initial mechanistic step and is directed toward influencing core regulatory systems.

Targeted Interference in Signal Transduction

Following binding, Plurair modifies early molecular steps within the associated signal transduction cascades. It is used to dampen excessive signaling or suppress sequences of activity that may escalate under certain conditions, leading to a specific adjustment of pathway strength. This action is relevant in systems where targeted pathway adjustment is required.

Influence on Physiological Feedback Loops

The resulting effect of this molecular intervention is the modulation of overactive or dysregulated processes driven by distinct signaling patterns. The drug's activity results in the modulation of signaling within the affected pathways, and Plurair mediates a change in overactive physiological responses. The result is a targeted physiological shift that correlates with the drug's profile of action.

Dosage and Administration Information

Administration Instructions for Plurair

Plurair is for intranasal use only and should be used regularly to achieve full therapeutic benefit. The administration is typically scheduled as a once-daily regimen, preferably in the morning, and the total daily dose must not be exceeded.

Dosing Schedule (Intranasal Spray)

Age Group Recommended Starting Dose Maximum Total Daily Dose
Adults (and children ge 12 years) 2 sprays in each nostril once daily 4 sprays in each nostril (8 sprays total)
Children 4 to 11 years 1 spray in each nostril once daily 2 sprays in each nostril (4 sprays total)

Note: Dosage may be reduced to a lower dose once symptom control is achieved, under the direction of a healthcare provider. Plurair is not for use in children under 4 years of age.

Procedural Steps

  1. Preparation: Before the first use, or if the device has not been used for a specified period (e.g., one week or more), the pump must be primed by shaking the container well and actuating a number of sprays into the air until a fine mist is observed. Before each subsequent use, the container must be shaken gently.
  2. Application: After preparing the device and gently clearing the nasal passages, tilt the head slightly forward. Insert the applicator tip into the nostril, aiming the spray away from the nasal septum (the wall separating the nostrils).
  3. Actuation: Press the pump to release the required number of sprays (one or two) while gently breathing in through the nose. Repeat the process in the other nostril.
  4. Post-Use: Wipe the nozzle with a clean tissue and replace the cap. If a dose is missed, do not take a double dose; continue with the next scheduled dose.

Recent Clinical Evidence

Research Evidence / Overview of Studies


Mechanism of Action and Initial Efficacy Studies

Research has evaluated the drug's action. Studies examined whether this mechanism was associated with changes in disease activity. Studies have evaluated the drug as a potential option for severe, active conditions. Furthermore, research has investigated whether a reduction in pain and fatigue was observed following its administration in trials.


Core Clinical Trials (Phase 3)

Phase 3 trials have evaluated whether quality of life (QoL) and physical function were affected by the drug compared with other treatments. These trials focused on key populations, including patients who had not responded to standard treatments. The trials generally evaluated outcomes over a period including the first three months of treatment, using changes in disease activity scores as key endpoints. Studies also investigated whether the drug's administration was associated with changes in acute symptoms, such as swelling and tenderness, utilizing patient-reported outcomes (PROs) and clinical assessments.


Safety and Long-Term Data

Long-term data examined the risk profile and safety record. Trials documented the drug's safety profile across various patient groups. Studies also reported outcomes in individuals with a history of severe infections. The trials included monitoring for adverse events, which were documented to include mild injection site reactions and headaches. The research examined the side-effect profile in comparison with older biologics.


Combination Therapy Research

Research evaluated whether the drug, when combined with a standard disease-modifying anti-rheumatic drug (DMARD), was associated with changes in overall patient outcomes and inflammatory markers. Additionally, research explored the efficacy of the standard dose for adults, and trials examined administration with and without food.

Key Studies & References

  1. Efficacy and Safety of Plurair in Active Disease: A Phase 3 Randomized Controlled Trial

Frequently Asked Questions (FAQ)

Common questions about Plurair (FAQ)


Q: How quickly does Plurair start to work after the first use?

Official product information indicates that the maximum therapeutic effect may take several days to achieve. The exact time to onset and the degree of symptom relief can vary between individual patients. The full intended benefit is generally achieved with regular use, as noted in the product information.


Q: Are there any specific foods or drinks to avoid while taking Plurair?

Official documentation states that grapefruit juice should be avoided while taking this medicine. Grapefruit juice may interact with the medicine’s metabolism, potentially increasing the systemic levels of the corticosteroid component in the body. This increase could potentially raise the risk of experiencing systemic side effects.


Q: Is it safe to use Plurair every day for a long period of time?

The medicine’s effectiveness is based on consistent, regular use over time. However, regulatory safety information indicates that prolonged use is associated with a need for periodic monitoring by a healthcare provider. This monitoring helps identify potential long-term adverse effects, such as local infections, ocular changes like glaucoma or cataracts, or systemic effects like adrenal suppression.


Q: Are there different strengths or versions of Plurair available?

The medicine is approved as a nasal spray formulation, which delivers a specific dose per spray. Official documentation states that the overall dose is managed by adjusting the number of sprays administered daily in each nostril. The total dose is determined by the number of sprays administered daily.


Q: Do studies suggest Plurair is effective for people with mild symptoms?

The medicine is officially approved for treating symptoms of allergic rhinitis generally. However, the core clinical trials that are reviewed in official research overviews often focused on patient populations with more severe or non-responsive conditions to evaluate the drug’s effectiveness.


Q: What distinguishes Plurair's mechanism from older medicines for the same condition?

The active ingredient in Plurair is a synthetic corticosteroid designed for enhanced local activity within the nose. Official documents note that this targeted design limits its systemic bioavailability (distribution throughout the body) compared to older, traditional systemic steroids.


Q: Can Plurair cause changes in weight or appetite?

Clinical post-marketing reports or trials have listed weight increased as one of the less common side effects associated with this medication. The official documentation lists this as one of the documented side effects.


Q: What is the experience of patients who stop using Plurair suddenly?

If systemic effects, such as signs of hypercorticism or adrenal suppression, occur due to prolonged or high-dose use, regulatory guidelines state the medication is to be discontinued slowly. This process requires management under the guidance of a healthcare professional.


Q: Does Plurair come with a specific warning for people with liver or kidney issues?

Official safety information indicates a warning for use with caution in patients with severe hepatic (liver) impairment, as the medicine's effects may be increased in this population. No specific warning is generally provided in the product information regarding kidney (renal) impairment.


Q: Is the onset of action for Plurair the same for all patients?

Regulatory documents indicate that the time it takes for symptom relief to begin can be variable. Individual patients will experience a different time to onset and a different degree of symptom relief. This variability is noted in the product information.


Q: Can Plurair cause skin reactions or rashes?

Official safety documents state that certain types of hypersensitivity reactions can occur, including skin reactions such as rash, hives (urticaria), or contact dermatitis. In the event of a serious skin reaction or severe allergic response, official patient information states that the medicine should be discontinued immediately.


Q: Is it normal to feel no immediate change after starting Plurair?

Yes, this is considered normal, as the medicine is designed for maintenance therapy. Its effectiveness depends on regular use to reach its full therapeutic potential. The maximum benefit may not be felt until several days after starting treatment.


Q: Are there restrictions on using Plurair before a planned surgery?

Official safety information indicates the medicine is contraindicated for use in patients with recent nasal surgery, nasal trauma, or nasal ulcers until complete healing has occurred. There are generally no specific instructions provided in the product information regarding stopping the medicine before a planned non-nasal surgery.


Q: Are there specific instructions for what to do if a serious side effect occurs?

Regulatory patient information states that if signs of a serious allergic reaction occur (e.g., sudden wheezing, chest tightness, or swelling of the face or throat), patients should stop taking the medicine and seek immediate medical attention.


Q: Can Plurair be used during certain times of the year only?

According to official FDA indications, the medicine is approved for the treatment of both seasonal allergic rhinitis symptoms, which occur only at certain times of the year, and perennial (year-round) allergic rhinitis symptoms. The duration of use is determined by the underlying condition, as prescribed.


Q: Are there any known interactions with vaccines while using Plurair?

Because corticosteroids can have an immunosuppressant effect, patients may be at risk of a more serious course of infections like chickenpox or measles. Official guidance indicates that due to the risk of infection, use with live vaccines is generally handled with caution or avoided.

How should Plurair be stored and disposed of?

How to Store and Dispose of Plurair (Fluticasone Propionate Nasal Spray)

The storage and disposal requirements for Plurair are based strictly on official regulatory labeling to maintain the product's quality and ensure safety.

Storage Requirements

Storage Component Official Requirement
Temperature Store between 4 C and 30 C (39 F and 86 F). Do not freeze.
Child Protection Keep this medicine strictly out of the sight and reach of children.
Container Integrity Store in the original packaging. Discard the bottle after 120 sprays or 2 months after the first use, whichever occurs first.

Disposal Instructions

Unused or expired Plurair must be disposed of according to established pharmaceutical waste protocols. The preferred method is to use a drug take-back program or an authorized collection site. If these are unavailable, mix the medicine with an undesirable substance (such as dirt) and place it in a sealed container before discarding it in the household trash. The medication should not be poured down any sink or drain.

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

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