Avison

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Avison

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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 Avison

Property Description
Active Ingredients Econazole Nitrate, Triamcinolone Acetonide
Form Topical Cream
Pharmacological Class Combination Antifungal and Corticosteroid
Common Use Addressing fungal infections complicated by inflammation
Origin Synthetic

What Type of Medicine is Avison and How is it Classified?

Avison is a combination dermatological preparation formulated as a topical cream intended exclusively for cutaneous application. As a fixed-dose combination product, it integrates two distinct synthetic active substances, classifying it as an external-use medicine that addresses multiple aspects of a skin condition simultaneously. This approach reflects its development as a targeted pharmaceutical treatment, offering a single preparation for patients presenting with both the fungal pathogen and significant symptomatic discomfort. Such preparations are used in treating mixed microbial and inflammatory skin conditions.

The Dual Composition: Econazole Nitrate and Triamcinolone Acetonide

The foundation of Avison is its dual active composition: Econazole Nitrate and Triamcinolone Acetonide. Econazole Nitrate is formally classified as an azole antifungal, a compound effective against a broad spectrum of common skin fungi. Triamcinolone Acetonide, conversely, is a potent synthetic glucocorticoid—a class of topical corticosteroids—known for its powerful anti-inflammatory capabilities. These components are incorporated into a neutral cream base for effective delivery to the skin. The use of topical antifungals combined with corticosteroids is a recognized approach for managing specific dermatoses.

What General Purpose Does the Combination Serve?

The general purpose of this combination therapy is to provide comprehensive symptomatic and causal relief for skin conditions where both a fungal infection and significant inflammation coexist, such as complicated tinea infections. By integrating an antifungal agent and a strong anti-inflammatory agent, the preparation achieves a dual physiological action intended to address the underlying microbial cause while rapidly delivering anti-pruritic benefits. This mechanism is specifically designed to reduce the intense itching, redness, and swelling that accompany certain mixed inflammatory skin issues.

Regulatory References

  1. WHO Essential Medicines List

What side effects are possible with Avison?

Adverse Reactions and Safety Information

Avison (an intranasal corticosteroid) is generally associated with localized side effects, though systemic effects related to the corticosteroid class remain a consideration, particularly with higher doses or long-term use. Safety data is primarily derived from governmental regulatory documents.

Key Adverse Reaction Categories

Adverse reactions are primarily categorized as local or systemic:

  • Local: The most frequently reported adverse reactions affect the nasal cavity, including nasal dryness, irritation, and, most commonly, nosebleeds (epistaxis). In rare instances, localized Candida albicans infection of the nose and throat and nasal septal perforation (a small hole in the cartilage separating the nostrils) have been documented.
  • Systemic: Potential for systemic effects exists due to the steroid component. These include adrenal suppression (suppression of the hypothalamic-pituitary-adrenal axis), which is a serious adverse reaction, especially in patients transitioning from systemic oral steroids or in response to stress. Other rare systemic risks include growth velocity reduction in pediatric patients, ocular issues like cataracts or glaucoma, and, in rare reports, effects like Cushing's syndrome associated with excessive or prolonged use.
Adverse Reaction Type Examples (Common / Rare)
Local (Nasal) Epistaxis (Nosebleeds), irritation, dryness, candidiasis (rare)
Serious / Systemic Adrenal suppression, nasal septal perforation (rare), reduced growth velocity in children

Safety-Related Restrictions and Cautions

The use of Avison requires caution in specific contexts as defined in official labeling:

  • Infections: Use with caution, or not at all, in patients with active or quiescent tuberculosis, or untreated fungal, bacterial, or systemic viral infections, or ocular herpes simplex.
  • Nasal Healing: Healing may be inhibited in patients with recent nasal surgery, trauma, or septal ulcers; the drug should be used cautiously until healing is complete.
  • Transfer from Systemic Steroids: Patients being switched from systemic corticosteroids must be monitored carefully for signs of acute adrenal insufficiency or corticosteroid withdrawal symptoms (e.g., lassitude, joint pain) under stress.

Overall, the safety profile emphasizes the need to monitor for both local adverse events and the potential, albeit low-risk, for systemic corticosteroid effects, particularly in sensitive populations or with high exposure.

Overdose and Emergency Response

The documented overdose profile for Avison, a topical combination product, is primarily determined by the potential systemic absorption of the potent corticosteroid component, Triamcinolone Acetonide. Overdosage of the antifungal component, Econazole Nitrate, has not been officially reported in humans.

Documented Manifestations and Serious Outcomes

Excessive or prolonged application, particularly over large body surface areas or under occlusive dressings, may lead to systemic toxicity. Officially documented manifestations include reversible hypothalamic-pituitary-adrenal (HPA) axis suppression and clinical signs consistent with Cushing's syndrome. Other documented findings include hyperglycemia and glucosuria.

In children, specific severe outcomes are documented due to increased susceptibility to systemic absorption, including the risk of intracranial hypertension and inhibited growth, characterized by linear growth retardation and low plasma cortisol levels.

Emergency Actions and Required Monitoring

Urgent medical attention is required if there is evidence of HPA axis suppression or signs of steroid withdrawal. Regulatory guidance mandates a periodic evaluation for HPA axis function when risk factors are present. Evaluation procedures include the urinary free cortisol test and ACTH stimulation tests. Upon confirmation of HPA axis suppression, the mandated intervention includes an attempt to withdraw the drug or reduce the frequency of application. No specific pharmacological antidote is known; supportive treatment may involve administering supplemental systemic corticosteroids if severe steroid withdrawal symptoms occur.

Therapeutic Uses of Avison

What Avison Treats: Main Uses and Benefits

Avison is commonly used for skin conditions where fungal infection and inflammation coexist, and it may be part of symptomatic management that offers dual support. These types of medications are typically utilized in clinical settings that involve acute or unstable symptom patterns, and may be applied when an anti-inflammatory agent is considered appropriate alongside an antifungal.

Addressing Fungal Infections with Pronounced Inflammation

This medication is generally relevant in conditions characterized by periods of heightened symptoms. It is commonly used for dermatophytoses (fungal infections of the skin) such as Tinea corporis (ringworm), Tinea cruris (jock itch), and Tinea pedis (athlete's foot), as well as cutaneous candidiasis, in situations where the infection has caused a strong, reactive inflammatory response. The therapeutic goal is to help with fungal pathogen management and crucial anti-inflammatory support, which is applicable within clinical settings that involve acute or disruptive symptom patterns.

Easing Intense Itching and Symptomatic Discomfort

The formulation is generally relevant when patients experience acute, distressing symptoms. It is used for managing sensory discomfort and provides symptomatic relief by addressing the visible signs of inflammation, including redness (erythema) and swelling (edema). This supports improved comfort during periods of heightened symptoms and contributes to easing the overall symptom load, providing supportive relief when symptoms interfere with routine activities.


Relevant Context: Management of Acute Inflammation and Pruritus

The medication is relevant for managing symptom clusters that may become intense or disruptive, specifically when pruritus (itching) and edema (swelling) accompany the fungal infection.

Regulatory References

  1. MedlinePlus overview on its active components

Eligibility and Restrictions for Use

Avison's eligibility profile is strictly defined by regulatory warnings associated with its combination of antifungal and potent corticosteroid components.

Category Official Regulatory Statement
Contraindicated Populations Individuals with a known hypersensitivity to any component must not use Avison. Use is formally prohibited for patients with skin infections caused by viruses (e.g., herpes, varicella), tuberculosis, syphilis, or those with rosacea.
Age-Related Eligibility Administration to pediatric patients is highly restricted due to greater susceptibility to systemic effects. Use must be strictly limited to short periods and small application areas.
Pregnancy and Lactation Use is conditional during pregnancy and should be avoided for prolonged or extensive treatment. The medicine is not recommended for use by nursing mothers.
Eligibility-Related Restrictions The treated area must not be covered with occlusive dressings (including tight-fitting diapers) unless specifically advised by a healthcare provider, as this significantly increases the risk of systemic absorption.

What should I know about interactions with other medicines?

Avison is a combination topical medicine whose official regulatory profile documents specific pharmacokinetic interactions with co-administered medicinal products. The interaction constraints focus on substances that can modify drug exposure through metabolic pathways.

The Econazole Nitrate component can interact with Coumarin Anticoagulants, such as Warfarin. Co-administration may result in a formal enhancement of the anticoagulation effect. Regulatory documents specify that this interaction requires close monitoring of the patient’s International Normalized Ratio (INR) or Prothrombin Time to assess the change in clotting ability. This interaction risk is officially magnified if the cream is applied to a large body surface area, the genital area, or under occlusive dressings, as these conditions increase the systemic absorption of Econazole.

The Triamcinolone Acetonide component is a substrate for the CYP3A enzyme system. Co-treatment with strong CYP3A Inhibitors, including Cobicistat-containing products, is expected to increase the systemic exposure of the corticosteroid. Due to the resulting increased risk of systemic side-effects, regulatory information advises that this co-treatment should generally be avoided unless the patient is monitored closely. No specific interactions with food, alcohol, or herbal products are documented, nor are mandatory timing separation rules stated in the regulatory labeling for this topical preparation.

Mechanism of Action

Inhibition of Fungal Ergosterol Synthesis

The antifungal component, Econazole Nitrate, acts by engaging and inhibiting lanosterol 14-alpha demethylase ( Erg11), an enzyme essential for the fungal cell. This blockade prevents the formation of ergosterol, a key structural lipid. This mechanistic sequence results in the accumulation of toxic precursor sterols and compromised fungal cell membrane integrity and function, initiating a fungicidal or fungistatic physiological outcome.

Glucocorticoid Receptor-Mediated Anti-Inflammation

The corticosteroid component, Triamcinolone Acetonide, functions as an agonist for the intracellular Glucocorticoid Receptor ( GR). Activation of this receptor initiates a genomic cascade that suppresses the production of pro-inflammatory proteins and mediators, notably by inhibiting the enzyme Phospholipase A2 ( PLA2). This molecular cascade limits the downstream synthesis of prostaglandins and leukotrienes, resulting in the modulation of the host’s inflammatory pathways and suppression of neural signaling. The overall physiological effect is achieved by the simultaneous action of these two distinct pharmacodynamic domains.

Dosage and Administration Information

Avison is a combination preparation formulated as a cream intended exclusively for topical application to the skin. Its use is defined by the product specifications that describe the application, frequency, and duration for the fixed-dose formulation. The cream contains a combination of 10 mg/g Econazole Nitrate and 1 mg/g Triamcinolone Acetonide.

The administration follows a specific procedural protocol. The product is designed to be applied lightly to the affected areas, ensuring a thin layer is utilized. The dosing schedule involves application several times daily over the course of treatment. This frequency pattern is intended to ensure consistent delivery of both active components throughout the use period.

The duration of use is restricted, with the full course of application limited to 14 days (two weeks), as specified in the prescribing information. The preparation is for external use only, and administration constraints state that the cream is not for use on skin conditions associated with certain systemic infections, such as those caused by tuberculosis, syphilis, or viral diseases. These parameters establish the framework for using the medicine.

Recent Clinical Evidence

Research evidence / Overview of Studies for Avison

Evidence for Dermatophytoses with Concurrent Inflammation

The research for Avison was primarily conducted through Randomized Controlled Trials (RCTs) and comparative studies, which are the standard designs used in research exploring how symptoms change over time. These studies were set up to examine the combination cream for common fungal skin conditions, such as ringworm or athlete's foot, in individuals where the infection also presented with significant redness and intense itching.

Researchers monitored two main types of outcomes in these settings. The first type included laboratory markers, known as mycological endpoints, which were used to determine the absence of the fungal pathogen. The second type included clinical outcomes, such as the change in visible signs and patient-reported outcomes describing perceived discomfort. Some comparative studies reported measurements of symptom change that were observed in the studies with the combined treatment compared to the antifungal agent used by itself. However, when research examined the specific outcome of mycological clearance, findings were mixed, and systematic reviews reported that the difference in eradicating the fungus between the combination and the antifungal-alone cream was often not distinguishable.

Evidence for Use in Acute Symptom Management

Research has explored the use of the combination in conditions involving periods of heightened symptoms. This aspect was primarily evaluated in studies examining patient-reported experiences and focused on outcomes linked to inflammatory or irritative states. Researchers monitored time-to-relief and the magnitude of change in specific inflammatory signs, such as itching (pruritus) and redness (erythema), typically within the initial one to two weeks of treatment. Research provides insight into short-term changes, and the evidence contributes to understanding symptom patterns but does not determine whether an individual will respond similarly.

Durability and Extended Follow-up in Research

The majority of the research exploring short-term symptom changes focused on outcomes measured during the active treatment phase, which typically lasted between two and four weeks. Follow-up durations were limited for most studies. Research provides insight into short-term changes, but there is limited information for long-term outcomes regarding post-treatment observation periods. Data for monitoring the recurrence or relapse rate several months after the treatment course concluded are not fully established and require further research.

How should Avison be stored and disposed of?

How to Store and Dispose of Avison?

The official regulatory documents specify mandatory conditions for the storage and disposal of Avison Cream (Econazole Nitrate/Triamcinolone Acetonide) to ensure product stability.

Storage Requirements

Avison Cream must be stored in a cool and dry place at a temperature below 30 C. It is explicitly required to protect the cream from light and moisture, and the product must not be frozen. To maintain its integrity, the cream should be kept in an airtight container.

Child Safety and Disposal

Consistent with all medicines, Avison Cream must be stored out of the reach of children. For disposal, any unused or expired product must be discarded properly 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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