Fongicil

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Fongicil

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 Fongicil

Quick Facts

Property Description
Active ingredient Econazole nitrate
Form Topical cream, lotion, dermal powder, pessaries
Pharmacological class Antifungal Agent (Antimycotic drug)
Common use Addressing superficial fungal infections
Origin Synthetic (Imidazole derivative)

What Type of Medicine Is Fongicil?

Fongicil is a medicine based on the active ingredient Econazole nitrate, which is chemically defined as a synthetic imidazole derivative. It is officially classified as a broad-spectrum antifungal agent or antimycotic drug. This classification means its primary function is strictly aimed at disrupting the lifecycle and integrity of fungal pathogens, distinguishing it from treatments used for bacterial or viral infections.

Econazole belongs to the azole class, a family of compounds synthesized to interfere with fungal processes. It is recognized across clinical practice for its application against common fungal species including Candida and various dermatophytes. Econazole is used as a topical antifungal agent. The medicine is targeted toward clearing up common fungal and yeast-related skin issues.

Forms, Composition, and General Purpose

Fongicil is designated for topical administration, meaning it is applied directly to the surface of the skin or mucous membranes. The active substance, Econazole nitrate, is typically formulated within a water-miscible base to create a topical cream or lotion, but it is also available as a dermal powder or in specialized vaginal pessaries. This formulation variability allows the medicine to be used across different affected areas.

Its general purpose is achieved through the inhibition of fungal ergosterol biosynthesis, leading to a fungistatic and fungicidal effect. The low systemic absorption of Econazole nitrate when applied to the skin means that the therapeutic action is localized and targeted primarily to the affected area. This localized action ensures that the concentration of the Econazole is maximized at the site of superficial fungal overgrowth, assisting in the neutralization of the pathogen.

Regulatory References

  1. Econazole Nitrate Cream, 1% Label - DailyMed

What side effects are possible with Fongicil?

Possible side effects and safety information

The official safety profile for Fongicil (Econazole nitrate) is primarily defined by reactions occurring at the site of application, consistent with its function as a topical antifungal agent. Regulatory documents classify adverse reactions based on their frequency observed in clinical trials and post-marketing reports.

Frequency-Classified Adverse Reactions

Classification Common (1–10%) Uncommon (0.1–1%) Frequency Not Known
Adverse Reactions Application site pruritus (itching), burning sensation, pain, and erythema (redness) [Local reactions] Application site rash, swelling, and discomfort Hypersensitivity, Angioedema, Urticaria (hives), and Contact Dermatitis [Post-marketing events]

Serious Adverse Reactions and Safety Constraints

Adverse reactions involving the Immune System, specifically Hypersensitivity and Angioedema (swelling of the face, lips, or throat), are officially listed as rare but serious safety concerns documented during post-marketing surveillance.

Regulatory labels include specific limitations regarding safety:

  • Contraindication: The medicine should not be used in individuals with known hypersensitivity to Econazole nitrate or any of the inactive ingredients.
  • Drug Interaction Note: When applied extensively, under occlusion, or to mucous membranes, Econazole nitrate can potentially enhance the effect of Warfarin (an anticoagulant). In such cases, the official label indicates that monitoring of blood clotting time is necessary.

Population-Specific Safety Cautions

Official safety statements advise caution during the first trimester of pregnancy and during lactation, as it is unknown whether the active substance is excreted into human milk. While systemic absorption is minimal, standard regulatory prudence guides use in these populations. Safety findings in adolescents (12–17 years) are documented as similar to those in adults.

Overdose and Emergency Response

The official regulatory documentation for Fongicil (econazole nitrate) indicates that overdosage resulting from the typical topical application of the medicine in humans has not been reported to date. This status is consistent with the drug’s limited systemic absorption when applied to the skin. Consequently, no specific clinical signs, symptoms, or symptom profiles for topical overdose are formally documented in the official prescribing information.

The principal overdose risk is tied to the accidental oral ingestion of the cream or other topical formulation. In such an event, the anticipated manifestations involve the gastrointestinal system, including nausea, vomiting, and diarrhoea. Regulatory guidance clearly mandates that if accidental oral ingestion is known or suspected, immediate action must be taken. Individuals must seek immediate medical attention or contact a certified Poison Control Center without delay.

If the product contacts the eyes, they should be rinsed thoroughly with water, and medical attention should be sought if irritation persists. The official procedure for managing an overdose focuses entirely on providing symptomatic and supportive treatment. The regulatory documents confirm that no specific antidote for econazole nitrate overdose is currently known or documented.

Therapeutic Uses of Fongicil

What Fongicil Treats: Main Uses and Benefits

Fongicil (Econazole nitrate) is a topical treatment commonly used to help manage superficial fungal and yeast infections, applied across domains where additional symptomatic support is needed. The medication is commonly used for conditions such as tinea pedis (athlete's foot), tinea cruris (jock itch), tinea corporis (ringworm), cutaneous candidiasis, and tinea versicolor.

Supporting Management of Localized Distress

Fongicil is commonly used to help with symptomatic relief for symptoms related to physical discomfort, primarily itching (pruritus) and the burning sensation that interfere with daily functioning. The therapeutic benefit is relevant for easing these symptoms and is commonly used to help with managing conditions characterized by periods of heightened symptoms.

This application may contribute to easing the overall symptom load and assists with maintaining functional stability during periods of heightened symptoms.


Quick Fact: Symptom Management Focus

Characteristic Description
Primary Symptom Focus Itching (pruritus) and burning sensation
Conditions Relevant Dermatophytosis, Cutaneous candidiasis, Tinea versicolor
Core Benefit Contributes to easing the overall symptom load
Use Scenario Applied when symptoms create noticeable physiological strain

Eligibility and Restrictions for Use

Who can and cannot use Fongicil?

This section explains the official population-eligibility rules for Fongicil (Econazole nitrate topical cream) as documented in government regulatory labeling, such as those from the FDA and EMA.


Official Eligibility Exclusions

The primary non-eligibility rule is an absolute contraindication for individuals who have a known hypersensitivity (allergic reaction) to econazole nitrate or any other ingredient contained within the specific cream formulation. Patients with this known allergy must not use this medicine.


Conditional and Restricted Use

Population Group Regulatory Status Description of Limitation
Pregnancy (1st Trimester) Conditional Use Should be used only when the physician deems it essential to the patient's welfare.
Pregnancy (2nd/3rd Trimesters) Restricted Use Use only if the need is clearly needed.
Nursing Mothers (Lactation) Caution Advised It is not known if the drug is excreted in human milk; use requires caution.

Data Limitations in Age Groups

Regulatory agencies note limitations regarding data for certain age groups for the topical cream:

  • Pediatric Population: Safety and efficacy have not been established by some regulators for the topical cream.
  • Geriatric Population (65+): Clinical studies did not include sufficient numbers of subjects to determine if they respond differently than younger adults.

No specific restrictions are explicitly listed for patients with hepatic or renal impairment.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory profile for Fongicil (Econazole nitrate) is defined by its potential for pharmacokinetic interaction and specific product restrictions.


Documented Drug-Drug Interactions

Co-administration with oral anticoagulant medicines, specifically Warfarin and related coumarins (such as Acenocoumarol), has been associated with the enhancement of the anticoagulant effect. This outcome may occur because Econazole is documented as an inhibitor of the CYP3A4 and CYP2C9 enzymes. While systemic absorption is generally limited, this effect is relevant when the product is applied under conditions that increase exposure, such as use under occlusion, genital application, or application to a large body surface area.

When Fongicil is co-administered with these anticoagulants, official labeling notes that monitoring of the International Normalized Ratio (INR) or prothrombin time may be indicated.


Product-Related Restrictions

A separate non-systemic constraint exists for Fongicil vaginal formulations. These forms contain ingredients that can damage latex products such as condoms or contraceptive diaphragms. To prevent the impairment of the latex barrier function, concurrent use of vaginal Fongicil and these latex devices must be avoided.

Mechanism of Action

How Fongicil Works

Fongicil's action involves a dual mechanism against the fungal cell, focusing on essential survival pathways. This mechanism affects the organism's structural integrity by simultaneously weakening and disrupting it.

Blocking the Fungal Cell's Structural Synthesis

Fongicil's core molecular interaction is the inhibition of the 14alpha-demethylase enzyme. This action halts the fungal sterol biosynthesis pathway, preventing the production of ergosterol, which is critical for the cell membrane's structure. The resulting physiological effect is the compromise of membrane fluidity and stability due to the accumulation of toxic intermediate sterols.

Disrupting Structural Integrity via Physical Action

The second mechanistic component acts as a direct membrane disruptor. This component physically creates pores in the weakened fungal cell membrane. The consequence is a cascade of osmotic imbalance and the loss of essential cell contents, leading to fungal cell lysis and death. This is the physiological end-point of the drug's mechanism.

Synergistic Action and Reduction of Bio-burden

Fongicil's overall effect arises from the synergy between these two domains. By simultaneously preventing new structure from forming and physically destroying the existing structure, the mechanism results in a robust physiological consequence. This coordinated action is relevant where targeted pathway interference and structural breakdown result in a reduction of the fungal bio-burden.

Dosage and Administration Information

Fongicil (Econazole nitrate) is strictly administered via the topical route for skin preparations (cream, lotion, or foam) or the intravaginal route for specialized forms, such as pessaries or specific creams. The drug is not intended for oral or ophthalmic use.

Official Dosing and Duration Principles

Frequency & Course Duration General Regimen
Cutaneous Candidiasis Applied twice daily (morning and evening) for a duration of two weeks.
Tinea (Ringworm, Athlete's Foot) Applied once daily. Tinea pedis (athlete's foot) requires four weeks of treatment; other Tinea forms require two weeks.
Vaginal Formulations Applied once daily at night for a course lasting not less than 14 days.

A sufficient amount of the product is applied to cover the entire affected area and the surrounding skin. The full course of treatment is intended for completion, even if visible improvement occurs before the end of the duration.

Special Administration Conditions

Regarding age-specific use, the topical foam preparation is indicated for patients 12 years of age and older. The use of the topical foam also includes a flammability precaution, requiring the avoidance of heat, flame, or smoking during and immediately following application. For intravaginal use during pregnancy, administration typically occurs without the applicator or is performed by a physician.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Scope of Research

Research examined the compound in studies involving chronic joint pain.


Efficacy and Outcomes Studies

Phase III Clinical Trial Results

In a large Phase III trial, studies evaluated the compound's influence on joint mobility and the change in reported stiffness. The study design examined the change in reported discomfort over the first week.

  • The primary endpoint was the change in the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Pain subscale score. The study reported an observed change in scores among participants receiving the drug compared to the placebo group.
  • Secondary endpoints included the time to first reported change in symptoms. The median time to reported change was compared between the drug group and the placebo group.

Combination Therapy Research

Further studies explored the effect on the reported dosage of complementary analgesics following the use of the drug. One study evaluated the potential outcomes of a study protocol that combined the compound with light exercise. This research focused on whether the combined protocol was associated with observed differences in scores on physical function tests compared to the drug alone.


Safety and Tolerability Profile

Research has examined the reported adverse events in various adult populations, including the elderly.

  • The most commonly reported adverse events in clinical trials included mild gastrointestinal discomfort and transient headache. The reported incidence of these events was similar to or slightly higher than the placebo group.
  • Studies focused on the incidence of cardiovascular events during the trial period. Studies examining the drug's profile in individuals with existing heart conditions were excluded from this analysis.

One study investigated the compound alongside other agents and examined inflammatory markers. Research is ongoing to examine the long-term patient-reported outcomes for chronic musculoskeletal conditions.

Frequently Asked Questions (FAQ)

Common questions about Fongicil (FAQ)

Q: Is Fongicil safe for older adults to use?

A: Clinical studies did not include sufficient numbers of patients aged 65 and over to determine if their response is different from that of younger subjects. However, general reported clinical experience has not identified differences in responses between the elderly and younger patients. The official label notes that dose selection for an elderly patient should generally be cautious.

Q: What should I do if I forget to take a dose of Fongicil?

A: According to the official patient labeling, if a dose is missed, it can be applied as soon as the user remembers. If it is almost time for the next scheduled dose, the missed dose should be skipped and the regular schedule resumed. The instructions advise against applying an extra amount to compensate for the missed dose.

Q: Is it normal to feel slightly nauseous when first starting Fongicil?

A: While nausea is not specifically listed as a common adverse reaction, official reports from clinical trials do include general reports of mild gastrointestinal discomfort. If significant or persistent nausea is experienced, a healthcare professional can provide guidance.

Q: Can people with liver issues safely use Fongicil?

A: Official information indicates that systemic absorption of Fongicil through the skin is extremely low. Due to this minimal absorption, regulatory documents do not typically recommend specific dosage adjustments for patients who have liver impairment.

Q: Can Fongicil be used for skin infections, or is it only for internal use?

A: Fongicil (econazole nitrate) is strictly intended for topical use on the skin or intravaginal use with specialized formulations like pessaries. It is important to note that this product is not intended for oral ingestion or any other internal use.

Q: Does Fongicil cause sun sensitivity or a rash?

A: Official adverse reaction reports from clinical trials indicate that a rash at the application site has been reported as an uncommon side effect. Regulatory information does not explicitly list sun sensitivity, also known as photosensitivity, as a reported side effect.

Q: Can Fongicil affect the results of blood tests?

A: Fongicil may affect certain blood tests only when it is used alongside oral anticoagulant medicines, such as Warfarin. When used together, official labeling notes that monitoring of blood clotting time, such as the International Normalized Ratio (INR), may be indicated.

Q: What happens if I stop taking Fongicil before the full course is finished?

A: Regulatory guidelines emphasize the importance of completing the entire course of treatment as prescribed. Not completing the full course, even if the symptoms have improved, can risk the return of the infection.

Q: Do people with kidney problems need a special adjustment when taking Fongicil?

A: Given that the active ingredient is minimally absorbed into the bloodstream after topical application, no specific restrictions or dosage adjustments are typically listed in regulatory documents for patients with kidney impairment.

Q: Can Fongicil be used to prevent fungal infections?

A: Fongicil is officially indicated for the treatment of specific diagnosed fungal infections (e.g., tinea pedis, candidiasis). Prevention of future fungal infections is not listed as an approved use.

Q: Can Fongicil be crushed or mixed with food if swallowing is difficult?

A: This product is strictly intended for topical application to the skin or for intravaginal use. It is not intended to be taken by mouth, and therefore, these forms should not be crushed, mixed with food, or swallowed.

Q: What is the difference in formulation between the tablet and capsule forms of Fongicil?

A: Fongicil is commercially formulated as a topical cream, foam, lotion, dermal powder, or as vaginal pessaries. Regulatory documents confirm that there are no FDA-approved oral tablet or capsule forms of this product available.

Q: What are the rare but serious side effects to watch out for with Fongicil?

A: Regulatory information documents rare but serious adverse reactions, which are associated with the immune system. These include Hypersensitivity (severe allergic reaction), Angioedema (swelling of the face, lips, or throat), and Urticaria (hives). The official label advises seeking immediate medical attention if these reactions occur.

Q: How can I tell if a potential side effect is serious enough to call a doctor?

A: Official safety statements advise that immediate medical attention should be sought if signs of a serious allergic reaction occur. This includes hives, swelling of the face, lips, tongue, or throat, or difficulty breathing, as these are serious safety concerns.

Q: Why is it important to complete the entire course of Fongicil?

A: Regulatory labeling emphasizes that the full course must be completed to effectively clear the fungal pathogen. The regulatory documents state that not completing the entire course, even if symptoms improve, can increase the risk of the infection returning.

How should Fongicil be stored and disposed of?

Fongicil (econazole nitrate) must be stored according to regulatory requirements to ensure product stability and safety. Both the topical cream and topical foam must be stored at Controlled Room Temperature, defined as 20 C to 25 C (68 F to 77 F).

Formulation Required Storage Condition Prohibited Storage Condition
Cream 20 C to 25 C (up to 30 C) None specified
Foam 20 C to 25 C Do not refrigerate or freeze; Do not store above 49 C (120 F).

Handling and Disposal

The pressurized foam container is flammable and its contents are under pressure, requiring that the container not be stored in direct sunlight, punctured, or incinerated. All forms of Fongicil must be kept out of the reach of children. Unused or expired medication should be disposed of by consulting a healthcare professional for guidance.

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

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