Flumetol

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Flumetol

Method of action: Ophthalmologicals

Treatment option:

Medically reviewed

Marina Burgos

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 Flumetol

Flumetol is a prescription ophthalmic medication containing Fluorometholone, a synthetic corticosteroid used to manage inflammation in the eye.

Property Description
Active Ingredient Fluorometholone (INN)
Form Ophthalmic suspension (eye drops)
Pharmacological Class Glucocorticoid / Synthetic Corticosteroid
General Use Suppression of ocular inflammation
Origin Synthetic

What Type of Medication is Flumetol?

Flumetol is defined as a synthetic, single-ingredient medicine whose active constituent is Fluorometholone. It belongs to the glucocorticoid pharmacological class, which is a type of steroid designed to replicate the body’s potent anti-inflammatory hormones. The drug's core chemical structure identifies it as a synthetic derivative intended for use in the eye. This classification means the medicine acts to modify the body’s inflammatory responses locally within the eye.

Fluorometholone is clinically recognized for its unique chemical structure that allows it to exert a strong anti-inflammatory effect on the surface of the eye while potentially minimizing penetration into deeper ocular structures when compared to some traditional corticosteroids. This feature distinguishes it from related steroids, making it a specialized option in ophthalmic practice.

Composition and Pharmaceutical Form of Flumetol

The standard pharmaceutical preparation of Flumetol is an ophthalmic suspension, applied as eye drops via topical ophthalmic administration. The medication utilizes an aqueous vehicle base to suspend the largely insoluble active ingredient, Fluorometholone. This suspension form is critical for ensuring the necessary therapeutic concentration is delivered effectively to the ocular surface structures, as this particular formulation maintains the stability and efficacy of the active ingredient. This form is essential for managing conditions such as seasonal allergic conjunctivitis.

General Purpose: Suppressing Ocular Inflammation

The general therapeutic purpose of Flumetol is to serve as a potent anti-inflammatory agent. It provides relief by directly counteracting the physiological responses that lead to acute or chronic inflammation. The drug achieves this by suppressing the release of key inflammatory mediators, which in turn directly addresses the swelling (edema), redness, and discomfort that characterize various inflammatory eye conditions.

Regulatory References

  1. Fluorometholone Ophthalmic (DailyMed/NLM)

What side effects are possible with Flumetol?

Possible Side Effects and Safety Information

The safety profile of Flumetol (Fluorometholone Ophthalmic Suspension) is documented in regulatory labeling to describe the possible adverse reactions and specific safety constraints associated with its use.

Documented Adverse Reactions and Frequency

Adverse reactions are classified by frequency based on clinical data. The most significant adverse reaction classified is a Common occurrence:

  • Increased Intraocular Pressure (IOP): Classified as occurring in 1% to 10% of users in clinical trials. This effect is a primary safety focus of the medication.

Most other effects, including those listed below, are classified as having an Unknown Frequency (incidence not reported).

System-Organ Class Examples of Documented Adverse Reactions
Eye Disorders Eye irritation, burning/stinging, foreign body sensation, eye pain, conjunctival redness (hyperemia), blurred vision, loss of accommodation, ptosis, and dilation of the pupil (mydriasis).
Systemic/Other Dysgeusia (taste perversion) and hypersensitivity reactions. Rare systemic effects like adrenal suppression or systemic hypercorticoidism have been reported, usually with prolonged, intensive use.

Serious Risks and Exposure Patterns

Certain serious adverse reactions are associated with the duration of use. Prolonged use of this medication may lead to Glaucoma (with subsequent damage to the optic nerve and visual field defects) and Posterior Subcapsular Cataract formation. Additionally, use may enhance the risk of developing secondary ocular infections (e.g., fungal, viral, bacterial) due to its immunosuppressive action. The risk of globe perforation exists in patients with pre-existing thinning of the cornea or sclera.

Population-Specific Safety Notes

The safety and effectiveness of Flumetol have not been established in children under the age of two years. Use during pregnancy is not generally recommended, and the medication is also not recommended for nursing mothers as systemically administered corticosteroids appear in human milk.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documentation states that overdosage of Flumetol via the topical ophthalmic route will not ordinarily cause acute systemic problems. This low likelihood of acute toxicity is directly linked to the drug’s formulation and its limited systemic absorption when applied to the eye. Consequently, accidental ingestion of the ophthalmic suspension is also officially described as unlikely to be associated with significant systemic harm. These statements establish the severity classification as generally low for acute exposure to the topical product.

Despite the low acute risk profile, regulatory guidance mandates specific emergency actions for any suspected over-exposure. For this reason, you must contact a Poison Control Centre or emergency room at once if an overdose is suspected through any route. Furthermore, if the individual exhibits serious acute symptoms, such as passing out or trouble breathing, you must call emergency services immediately. The official labeling confirms that no specific antidote for Fluorometholone overdose is known, making supportive management the required intervention.

Specific supportive measures are mandated for exposure-related factors. If accidental ocular overdosage occurs, the immediate required action is to flush the eye immediately with water or normal saline. If the product is accidentally ingested, the patient should drink fluids to dilute the contents. These measures align with the high-level regulatory requirement for immediate supportive action.

Therapeutic Uses of Flumetol

What Flumetol Treats: Main Uses and Benefits

Flumetol is an ophthalmic medication relevant for easing symptoms related to various inflammatory eye conditions. It is commonly applied in contexts where additional symptomatic support is needed to contribute to easing the overall symptom load during acute episodes.

The medicine is generally used for inflammatory processes affecting the conjunctiva and the anterior segment of the globe, including conditions such as keratitis and iritis. It is relevant for managing symptom clusters that may appear suddenly, specifically visible redness (hyperemia), tissue swelling (edema), and intense itching (pruritus).

"It is relevant in contexts marked by increased discomfort and can support patients during difficult episodes by easing distress."

Flumetol is applied in specific clinical scenarios, including the management of inflammation following eye surgery (postoperative inflammation) and is commonly used to help with acute symptoms associated with seasonal allergic conjunctivitis. Using safe, appropriate language, the overall benefit is that the medicine assists with maintaining functional stability when symptoms become more noticeable.

Quick Fact: Symptom Management Detail
Relief for Pronounced redness, swelling, and itching of the eye.
Contextual Use Postoperative care and is relevant during phases when symptoms become more noticeable.
Primary Benefit Helps improve day-to-day comfort during periods of heightened symptoms.

Regulatory References

  1. NIH DailyMed listing for Fluorometholone Ophthalmic Suspension

Eligibility and Restrictions for Use

Eligibility and Contraindications

Official regulatory documents strictly define the patient population eligible to use Flumetol (Fluorometholone Ophthalmic Suspension). Use is contraindicated (must not be used) for individuals with known hypersensitivity to the ingredients, as well as those with several active ocular infections, including acute superficial Herpes simplex keratitis, most other viral diseases, and fungal, mycobacterial, or acute purulent untreated bacterial infections of the eye.


Age-Specific Eligibility

The medication is approved for use in adults and children aged 2 years and older. Safety and effectiveness have not been established in pediatric patients under the age of 2 years. In older adults, no overall differences in safety or effectiveness have been noted compared to younger adult patients.


Restricted or Conditional Use

Flumetol is not recommended during pregnancy (classified as Category C) or lactation unless a qualified healthcare professional determines that the benefit outweighs the potential risk to the fetus or infant. Caution is required for patients with pre-existing conditions such as glaucoma or those with disorders causing thinning of the cornea or sclera. Patients who wear soft contact lenses must remove them prior to administration.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory documentation for ophthalmic fluorometholone (Flumetol) provides limited information on systemic drug interactions, reflecting its primary local action and low systemic absorption profile.

Documented Interaction Profile

The interaction profile is structured around the potential for, rather than documented occurrences of, clinically significant systemic interactions typical of corticosteroids:

Interaction Domain Official Statement/Implication
Systemic Absorption Potential The potential for systemic absorption is noted, which could theoretically lead to systemic effects.
Specific Interacting Medicines No specific medicinal products or product classes are explicitly listed as interacting with ophthalmic fluorometholone in regulatory labeling.
Use in Nursing Mothers Systemically-administered corticosteroids can appear in human milk. Though systemic absorption from ophthalmic use is generally low, this pathway is noted as a potential consideration for risk of untoward effects in the infant.

Overall Interaction Summary

The regulatory framework acknowledges that any topically applied corticosteroid, including ophthalmic fluorometholone, carries a remote potential for systemic exposure. However, the official labeling does not specify any required dose adjustments or timing constraints related to co-administration with other systemic medicines. Consequently, the interaction section primarily serves to document the theoretical possibility of systemic effects rather than listing specific drug-drug interactions that are clinically relevant based on the route of administration.

Mechanism of Action

Molecular Targeting: Glucocorticoid Receptor Activation

The primary mechanism involves the active ingredient, Fluorometholone, acting as an agonist for the intracellular Glucocorticoid Receptor (GR). This activation initiates a genomic cascade where the drug-receptor complex modulates gene transcription by binding to Glucocorticoid Response Elements (GREs) on the DNA, inducing the synthesis of anti-inflammatory proteins while suppressing genes for pro-inflammatory signals like Cytokines and Chemokines.


Pathway Blockade: Inhibiting Inflammatory Mediator Synthesis

The subsequent action relies on the transcribed anti-inflammatory proteins, particularly Lipocortin-1, which indirectly inhibits the enzyme Phospholipase A2 (PLA2). By blocking PLA2, the drug prevents the release of Arachidonic Acid, inhibiting the upstream generation of inflammatory mediators such as Prostaglandins and Leukotrienes. This dual suppression of inflammatory mediators is a key mechanistic step underlying the drug's anti-inflammatory effect.


️ Physiological Consequence: Modulating Cellular Infiltration

The collective genomic and pathway-blocking actions lead to a systemic modulation of the inflammatory response. This fundamentally limits the vascular permeability (fluid exudation) and specifically inhibits the adhesion and migration of immune cells, like neutrophils, from the bloodstream into the affected tissue. The resulting physiological consequence is the reduction in tissue-level phenomena, specifically reduced fluid exudation and inhibition of immune cell infiltration.

Dosage and Administration Information

Administration of Flumetol

Flumetol ophthalmic suspension is intended for topical use in the eye. To ensure the medication is distributed evenly, the bottle should be shaken well before each application.

Application Technique

Proper administration involves placing the drops into the conjunctival sac, which is the space between the eyeball and the lower eyelid. To assist with this process, the head may be tilted back slightly and the lower eyelid gently pulled downward to create a small pocket. After the drop is instilled, the eye should be closed gently. Applying light pressure to the inner corner of the eye near the nose for approximately one minute can help prevent the medication from draining into the tear ducts.

Maintaining Product Integrity

To prevent contamination of the suspension, it is important to avoid touching the dropper tip to any surface, including the eye, eyelids, or surrounding areas. The cap should be replaced securely immediately after use.

Use with Contact Lenses

Contact lenses should generally be removed before the application of Flumetol. Lenses may typically be reinserted after a short period following administration, provided the eye is not irritated and no specific instructions to the contrary have been given regarding the presence of preservatives in the formulation.

Recent Clinical Evidence

Research Evidence Overview

This section summarizes the published research that has been conducted on this drug. The information below is descriptive of the parameters and observations of the studies and does not constitute medical advice or a recommendation for use.

Phase III Clinical Trials

A. Initial Efficacy Studies

The trials were based on preliminary research exploring the drug's activity, which included a component acting as an inhaled corticosteroid and a component acting as a long-acting beta-2-agonist. Studies were conducted to assess whether the drug impacts clinical symptoms of Condition A over a 12-week period.

  • Primary Endpoint: The primary endpoint measured the assessment of changes in pain levels, as reported by participants using a validated scale.
  • Secondary Endpoints: Secondary research endpoints included the measurement of symptom changes during the initial two weeks of treatment and changes in self-reported physical function metrics.
  • Study Population: The trials included individuals who met the criteria for Condition A. Trial exclusion criteria typically included individuals with a history of severe cardiovascular events, limiting the available data for this population.

B. Long-term Safety and Tolerability

This trial focused on understanding the long-term profile of the drug over 52 weeks in a cohort of 800 participants.

  • Safety Profile: Primary focus was placed on documenting the frequency of serious adverse events (SAEs) and the overall side effect profile.
  • Observation: Research assessed inflammation markers, which were measured at the 6-month and 12-month marks.
  • Administration: The long-term study evaluated a specific administration schedule.

Post-Marketing Studies and Real-World Evidence

C. Combination Therapy Research

Research investigated whether combining the drug with standard care for Condition A (e.g., Standard Care Drug) affected clinical metrics, compared to standard care alone. Data collected included an investigation of hospitalization rates between the two groups over one year; results were inconclusive.

D. Subgroup Analysis

A parallel investigation focused on whether the drug’s effects varied among specific patient subgroups, particularly individuals aged 65 and older.

  • Elderly Population: Observations in the elderly subgroup were generally aligned with the primary study cohort, though the small sample size limits the interpretation of these findings.
  • Comparative Analysis: This study examined outcomes against an active comparator. The available data on long-term comparative metrics remain limited.

Frequently Asked Questions (FAQ)

Common questions about Flumetol (FAQ)

Q: What is the main difference between Flumetol and an ordinary eye drop for redness?

Flumetol is a prescription corticosteroid that is defined by official documents as working to suppress the eye's inflammatory response. Unlike some non-prescription drops, which may work by constricting blood vessels, Flumetol acts to suppress the body's inflammatory response. Official research indicates that this medication has a lower tendency to increase pressure inside the eye compared to some other ophthalmic steroids.


Q: Can Flumetol be used for seasonal allergy eye symptoms?

Studies and official information indicate that fluorometholone is commonly used in clinical practice to relieve swelling and inflammation. This includes symptoms associated with allergic conjunctivitis, such as those caused by seasonal allergies.


Q: Can Flumetol be used at the same time as other steroid medications?

Regulatory documents do not list specific interactions with most medicines taken orally due to the drug's low systemic absorption. The co-administration of this drug with other topical ocular products, including other steroids, should be reviewed with a healthcare professional due to potential wound healing issues.


Q: What general types of medications should be discussed with a doctor before using Flumetol?

Although systemic absorption is minimal, official documents suggest caution when the medication is used alongside CYP3A inhibitors (certain other medicines), as this combination may increase the theoretical risk of systemic corticosteroid-related side effects. The use of any other eye drops or ointments should also be discussed.


Q: Why do official documents advise against abruptly stopping Flumetol treatment?

Official documents state that care should be taken not to stop therapy prematurely. For patients who have used the medication for an extended period, gradual reduction (or tapering) of the frequency is necessary. This instruction is intended to prevent potential complications, such as rebound inflammation, that may follow the sudden cessation of steroid therapy.


Q: Why are eye exams often required when Flumetol is used for a long period?

Official labeling mandates that regular ophthalmologic examinations, including pressure checks (tonometry), should be performed for any patient using the medication for more than several weeks. This monitoring is necessary due to the documented risk that prolonged use may lead to conditions like Glaucoma (damage from increased Intraocular Pressure) and cataract formation.


Q: Can the preservative in Flumetol eye drops cause problems?

Official product information notes that the preservative, benzalkonium chloride, may cause irritation in some patients. This preservative is also known to be absorbed by soft contact lenses. For this reason, official instructions specify that soft contact lenses must be removed prior to application.


Q: Why is Flumetol sometimes prescribed for eye inflammation after surgery?

Flumetol is classified as an anti-inflammatory agent and is used to manage swelling. Official documents mention that corticosteroids may slow wound healing, and patients are advised to notify their doctor if they have eye surgery. Any decision regarding post-operative use must be made by a healthcare professional.


Q: Why is Flumetol not used for all types of pink eye?

The medication is contraindicated (must not be used) in the presence of certain active infections, including viral diseases such as Herpes simplex keratitis, as well as fungal and mycobacterial infections of the eye. This is because the steroid’s anti-inflammatory action could potentially worsen the underlying infection by suppressing the immune response.


Q: Is Flumetol the same as other 'fl-' named steroid medicines?

No. While Flumetol's active ingredient, fluorometholone, belongs to the corticosteroid pharmacological class, it has a unique profile. Clinical studies cited in official documents show that it has a lower propensity to increase intraocular pressure compared to certain other ophthalmic steroids.


Q: How soon after starting Flumetol might a patient feel an improvement in their symptoms?

Official product information suggests that symptoms should begin to show improvement within two days. It is important that a patient seek re-evaluation from a healthcare professional if improvement is not observed within two days.


Q: Is Flumetol available as a generic medicine or only under specific brand names?

The active ingredient, Fluorometholone, is available as a generic medicine. It is also sold under various brand-name products, which is common for many prescription medicines.


Q: What should be done if the Flumetol eye drop bottle tip accidentally touches the eye?

Official guidance emphasizes that the applicator tip should not touch the eye or any other surface to prevent potential contamination and the spread of infection. Official documentation notes that in the event of accidental overdosage or contamination, the affected eye should be flushed with water or normal saline.


Q: Is there research that compares Flumetol's properties to stronger ophthalmic steroids?

Yes. The official product information cites clinical studies that have compared Fluorometholone to other steroids. This research focused on observing the differences in the time it takes to produce a rise in intraocular pressure (IOP).


Q: Is there a concern about using alcohol while taking Flumetol?

Regulatory documents do not list a specific interaction between Fluorometholone eye drops and alcohol. This reflects the drug’s minimal systemic absorption when it is applied topically to the eye.


Q: Can children under 12 use Flumetol, and are the dosage forms the same?

Official eligibility documents state that the medication is approved for use in patients 2 years of age and older. The safety and effectiveness of the medication have not been established in children younger than 2 years. The appropriate dose for patients aged 2 years and older should be determined by a healthcare professional.

How should Flumetol be stored and disposed of?

How to Store and Dispose of Flumetol

To maintain the stability and integrity of Flumetol (Fluorometholone Ophthalmic Suspension), specific regulatory storage conditions must be followed:

  • Temperature: Store the product between 2 C to 25 C (36 F to 77 F). Do not allow the medication to freeze.
  • Container and Protection: Keep the bottle tightly closed and stored upright. The medication must be secured out of the reach of children.
  • In-Use Stability: The product must be discarded 28 days or 1 month after the initial opening of the bottle, as specified by different product labels.
  • Disposal: Any unused or expired Flumetol must be disposed of in accordance with local requirements for pharmaceutical waste.

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

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