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Flunisolide

Generic: Flunisolide

Verified·Apr 23, 2026
Manufacturer
Teva
NDC
24208-344
RxCUI
1797863
Route
NASAL
ICD-10 indication
J30.9

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About Flunisolide

What is this medication? Flunisolide is a corticosteroid medication primarily used to manage inflammatory conditions of the respiratory system. It is most commonly prescribed as a nasal spray to treat symptoms of seasonal or perennial allergic rhinitis, such as sneezing, itching, and nasal congestion. By reducing swelling and inflammation in the nasal passages, it helps alleviate the discomfort caused by environmental allergens.

In its oral inhalation form, flunisolide is used as a long-term maintenance therapy to prevent asthma symptoms and improve lung function. It works by decreasing the inflammatory response in the airways, making it easier for patients to breathe over time. This medication is intended for regular use to keep asthma under control and is not designed to provide immediate relief during an acute asthma attack.

Copay & patient assistance

Detailed copay and financial assistance information is not publicly available for this medication at this time. Please consult your pharmacist or the manufacturer's official patient support program for more details.

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Prescribing information

From the FDA-approved label for Flunisolide. Official source: DailyMed (NLM) · Label effective Jan 16, 2025

Indications and usage
INDICATIONS AND USAGE Flunisolide Nasal Solution is indicated for the treatment of the nasal symptoms of seasonal or perennial rhinitis. Flunisolide Nasal Solution should not be used in the presence of untreated localized infection involving nasal mucosa.
Dosage and administration
DOSAGE AND ADMINISTRATION Adults: The recommended starting dose of Flunisolide Nasal Solution is 2 sprays (50 mcg) in each nostril 2 times a day (total dose 200 mcg/day). If needed, this dose may be increased to 2 sprays in each nostril 3 times a day (total dose 300 mcg/day). Pediatric Patients 6 to 14 years: The recommended starting dose of Flunisolide Nasal Solution is 1 spray (25 mcg) in each nostril 3 times a day or 2 sprays (50 mcg) in each nostril 2 times a day (total dose 150 to 200 mcg/day). Flunisolide Nasal Solution is not recommended for use in pediatric patients less than 6 years of age as safety and efficacy studies, including possible adverse effects on growth, have not been conducted. Maximum total daily doses should not exceed 8 sprays in each nostril for adults (total dose 400 mcg/day) and 4 sprays in each nostril for pediatric patients under 14 years of age (total dose 200 mcg/day). Since there is no evidence that exceeding the maximum recommended dosage is more effective and increased systemic absorption would occur, higher doses should be avoided. After the desired clinical effect is obtained, the maintenance dose should be reduced to the smallest amount necessary to control the symptoms. Approximately 15% of patients with perennial rhinitis may be maintained on as little as 1 spray in each nostril per day. For priming and repriming the nasal spray unit after storage: The patient should remove the dust cover. Put two fingers on “shoulders” of pump unit, and place thumb on bottom of bottle. Push bottle with thumb FIRMLY and QUICKLY 5-6 times or until fine spray appears. Now your pump is primed. The patient must prime the pump unit again if it has not been used for 5 days or more, or if it has been disassembled for cleaning. Directions for Use: A patient leaflet of instructions accompanies each package of Flunisolide Nasal Solution. WARNING: Do not spray in eyes.
Contraindications
CONTRAINDICATIONS Hypersensitivity to any of the ingredients.
Warnings
WARNINGS The replacement of a systemic corticosteroid with a topical corticoid can be accompanied by signs of adrenal insufficiency, and in addition some patients may experience symptoms of withdrawal, e.g., joint and/or muscular pain, lassitude and/or depression. Patients previously treated for prolonged periods with systemic corticosteroids and transferred to flunisolide should be carefully monitored to avoid acute adrenal insufficiency in response to stress. When transferred to flunisolide, careful attention must be given to patients previously treated for prolonged periods with systemic corticosteroids. This is particularly important in those patients who have associated asthma or other clinical conditions, where too rapid a decrease in systemic corticosteroids may cause a severe exacerbation of their symptoms. The use of flunisolide with alternate-day prednisone systemic treatment could increase the likelihood of HPA suppression compared to a therapeutic dose of either one alone. Therefore, flunisolide treatment should be used with caution in patients already on alternate-day prednisone regimens for any disease. Persons who are on drugs that suppress the immune system are more susceptible to infections than healthy individuals. Chickenpox and measles, for example, can have a more serious or even fatal course in non-immune pediatric patients or adults on corticosteroids. In such pediatric patients or adults who have not had these diseases, particular care should be taken to avoid exposure. How the dose, route and duration of corticosteroid administration affects the risk of developing a disseminated infection is not known. The contribution of the underlying disease and/or prior corticosteroid treatment to the risk is also not known. If a nonimmune patient is exposed to chickenpox, prophylaxis with varicella zoster immune globulin (VZIG) may be indicated. If exposed to measles, prophylaxis with pooled intramuscular immunoglobulin (IG) may be indicated. (See the respective package insert for complete VZIG and IG prescribing information.) If chickenpox develops, treatment with antiviral agents may be considered.
Adverse reactions
ADVERSE REACTIONS Adverse reactions reported in controlled clinical trials and long-term open studies in 595 patients treated with Flunisolide Nasal Solution are described below. Of these patients, 409 were treated for 3 months or longer, 323 for 6 months or longer, 259 for 1 year or longer, and 91 for 2 years or longer. In general, side effects elicited in the clinical studies have been primarily associated with the nasal mucous membranes. The most frequent complaints were those of mild transient nasal burning and stinging, which were reported in approximately 45% of the patients treated with Flunisolide Nasal Solution in placebo-controlled and long-term studies. These complaints do not usually interfere with treatment; in only 3% of patients was it necessary to decrease dosage or stop treatment because of these symptoms. Approximately the same incidence of mild transient nasal burning and stinging was reported in patients on placebo as was reported in patients treated with Flunisolide Nasal Solution in controlled studies, implying that these complaints may be related to the vehicle or the delivery system. The incidence of complaints of nasal burning and stinging decreased with increasing duration of treatment. Other side effects reported at a frequency of 5% or less were: nasal congestion, sneezing, epistaxis and/or bloody mucous, nasal irritation, watery eyes, sore throat, nausea and/or vomiting, and headaches. As with other nasally inhaled corticosteroids, nasal septal perforations have been reported in rare instances with the use of Flunisolide Nasal Solutions. Temporary or permanent loss of the sense of smell and taste have also been reported with the use of Flunisolide Nasal Solutions. Systemic corticosteroid side effects were not reported during the controlled clinical trials. If recommended doses are exceeded, or if individuals are particularly sensitive, symptoms of hypercorticism, i.e., Cushing’s syndrome, could occur. Cases of growth suppression have been reported for intranasal corticosteroids (including Flunisolide Nasal Solution) ( see PRECAUTIONS, Pediatric Use ). To report SUSPECTED ADVERSE REACTIONS, contact Bausch & Lomb Incorporated at 1-800-321-4576 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

Label text is reproduced as-is from the FDA-approved label. We do not paraphrase, summarize, or omit. Content above is for informational purposes only and is not medical advice. Always consult your prescribing clinician or pharmacist before making decisions about your medication.

Conditions we've indexed resources for

Click a condition to see copay cards, grants, and PA rules specific to it. For the full list of FDA-approved indications, see Prescribing information above.

Medicare Part D coverage

How Flunisolide appears across Medicare Part D plan formularies nationally. Source: CMS monthly Prescription Drug Plan file (2026-04-30).

Covered by plans

53%

2,936 of 5,509 plans

Most common tier

Tier 3

On 36% of covering formularies

Prior authorization required

0%

of covering formularies

TierFormularies on this tierShare
Tier 1 (preferred generic)71
23%
Tier 2 (generic)96
31%
Tier 3 (preferred brand)112
36%
Tier 4 (non-preferred brand)29
9%

Step therapy: 1% of formularies

Quantity limits: 92% of formularies

Coverage breadth: 308 of 65 formularies

How to read this:plans on the same formulary share tier + PA rules. Your specific plan's copay depends on (a) the tier above, (b) your plan's cost-share for that tier, (c) whether you're in the initial coverage phase or past the 2026 $2,000 out-of-pocket cap. For your exact plan, check its Summary of Benefits or log in to your Medicare.gov account. Copay cards don't apply to Medicare (federal law).

Prior authorization & coverage

PayerPAStep therapyCopay tier

Medicare Part D

Related drugs

How this page is sourced

  • Drug identity verified against openFDA NDC Directory.
  • Label text (when shown) originates from NLM DailyMed.
  • Copay and assistance URLs verified periodically; if you hit a broken link, tell us.