Cortimyk

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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 Cortimyk

This foundational section provides a clear overview of the medicine's identity, composition, and general purpose, based on its established pharmacological profile.

Property Description
Active Ingredients Hydrocortisone, Miconazole Nitrate
Form Cream (Topical Semisolid Dosage Form)
Pharmacological Class Antimycotic with Corticosteroid (ATC: D01AC20)
Common Purpose Treatment of inflamed skin conditions caused by fungus/yeast
Origin Synthetic (Pharmaceutical Compound)

What is Cortimyk and What Type of Drug Is It?

Cortimyk is a fixed-dose combination medicinal product specifically formulated for topical use on the skin. It is categorized as an antimycotic agent with a corticosteroid, reflecting its dual pharmacological action (ATC code D01AC20). The drug's primary form is a cream, a semisolid dosage form intended for direct cutaneous application, positioning it as a local treatment for skin issues. Unlike single-ingredient preparations, Cortimyk represents a combination therapy, a type of formulation clinically recognized for managing conditions where both infection and inflammation coexist, such as irritated athlete's foot or certain fungal rashes.


Understanding the Dual Composition: Hydrocortisone and Miconazole Nitrate

The therapeutic efficacy of Cortimyk stems from its two active ingredients: the antifungal agent Miconazole Nitrate and the anti-inflammatory steroid Hydrocortisone. Miconazole Nitrate is classified as an azole antifungal derivative, which acts against common dermatophytes and yeasts, including Candida species. The second compound, Hydrocortisone, is a mild-acting topical glucocorticoid utilized for its potent, localized anti-inflammatory effects. This mild steroid action is key to controlling localized swelling and redness.


General Purpose of the Cortimyk Combination

The general purpose of the Cortimyk combination is to simultaneously target the infection and provide relief from the associated severe symptoms. This preparation is designed to facilitate fungal growth inhibition through the Miconazole Nitrate while offering rapid anti-inflammatory and antipruritic (anti-itch) relief from the Hydrocortisone component. By addressing both the pathogenic organism and the patient’s discomfort (redness, swelling, and itching), Cortimyk is intended to support the swift, comprehensive resolution of skin conditions where inflammation and a fungal presence coexist.

What side effects are possible with Cortimyk?

Possible Side Effects and Safety Information

The safety profile for Cortimyk, a combination of an antifungal and a mild corticosteroid, is structured around adverse reactions officially documented in government regulatory summaries. The most frequently observed effects are local, but serious systemic risks are documented.

Official Adverse Reaction Classification

Adverse reactions are predominantly classified under Skin and Subcutaneous Tissue Disorders.

Frequency Classification Documented Effects
Common (ge 1/100 to < 1/10) Skin irritation, burning sensation, pruritus (itching)
Uncommon (ge 1/1,000 to < 1/100) Hypersensitivity reactions, erythema (redness)
Frequency Not Known Skin atrophy, striae, telangiectasia, secondary infection

Serious Systemic and Population-Specific Safety Notes

The most significant systemic safety concern is the potential for Hypothalamic-Pituitary-Adrenal (HPA) Axis Suppression and manifestations of Cushing's Syndrome, classified as potential, though rare, consequences of the hydrocortisone component absorption.

Regulatory documents explicitly state that pediatric patients are at a higher risk for this systemic toxicity due to a greater skin surface area to body weight ratio. The risk of both local effects (skin atrophy) and systemic effects (HPA axis suppression) is documented to increase with long-term use and application under occlusive dressings. Additionally, use over large surface areas may increase the risk of an interaction consequence with oral anticoagulants (e.g., Warfarin).

Overdose and Emergency Response

The topical application of Cortimyk (a combination of miconazole and hydrocortisone) is generally associated with minimal systemic absorption. Therefore, an acute, single topical overdose is unlikely to result in serious systemic effects.

However, prolonged or excessive use, particularly on large areas of the skin, under occlusive dressings, on broken skin, or in children, increases the risk of systemic absorption of the hydrocortisone component. This may lead to signs of hypercorticism or, less commonly, adrenal suppression.

When to Seek Immediate Medical Help

Seek urgent medical attention if you or someone else has accidentally swallowed the cream. Due to the hydrocortisone content, ingestion can be harmful, and a healthcare professional should be contacted immediately, or the nearest emergency department visited.

Immediate consultation is also required if you develop signs of a serious allergic reaction, such as:

Symptom Category Key Signs
Allergic Reaction Rash, hives, swelling of the face, lips, tongue, or throat, or difficulty breathing.
Systemic Effects Blurred vision, unusual tiredness, increased thirst or urination, or changes in mood or behavior.

Discontinue use and consult a doctor if severe local irritation, burning, or blistering occurs at the application site, as these may indicate a hypersensitivity reaction.

Therapeutic Uses of Cortimyk

What Cortimyk Treats: Main Uses and Benefits

Cortimyk is relevant in contexts involving heightened systemic burden, used in situations involving certain distressing symptoms related to inflammatory or irritative states. It is applied in addressing conditions marked by increased discomfort or tension when short-term symptomatic assistance is needed for stabilization and relief.

The medication is commonly used across conditions presenting with acute episodes of superficial fungal infections, specifically addressing tinea pedis (athlete's foot), tinea cruris (jock itch), and candidiasis affecting skin folds (intertrigo). It is applied in addressing conditions involving inflammatory or irritative processes, where fungal activity is coupled with pronounced irritation.

The dual-action provides support that helps ease the overall symptom burden by moderating intense symptomatic burden, including severe pruritus, burning sensations, redness (erythema), and swelling. This approach is crucial when symptoms create noticeable physiological strain and interfere with daily comfort.

“The product is commonly used across domains where additional symptomatic support is needed in sensitive, occluded skin areas.”


Quick Fact: Relief for Severe Itching and Redness

Regulatory References

  1. Swedish Medical Products Agency Summary of Product Characteristics

Eligibility and Restrictions for Use

Who Can and Cannot Use Cortimyk?

The eligibility profile for Cortimyk use is governed by official regulatory documents detailing both absolute prohibitions and conditions for restricted use. These rules are based on patient characteristics, age, and specific pre-existing conditions.


Absolute Prohibitions (Contraindications)

Use is forbidden for individuals with known hypersensitivity to miconazole, hydrocortisone, or any of the cream's components. It is also contraindicated in patients with active viral skin diseases, specifically Herpes simplex, Varicella, or Vaccinia, as well as those with Tuberculous skin disease.


Restricted and Conditional Use

  • Pediatrics and Geriatrics: Use in children under 10 years requires a doctor's prescription. Infants must avoid long-term use, and use in the elderly should be sparing and short-term due to skin changes.
  • Pregnancy and Lactation: Caution is recommended during pregnancy, and application to large body areas must be avoided. Breastfeeding women should avoid applying the cream to the breasts.
  • Comorbidity: Patients taking oral anticoagulants (e.g., Warfarin) must use the medicine with caution, requiring monitoring of the anticoagulant effect due to regulatory warnings.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Cortimyk is a combination cream for topical application; however, its interaction profile is officially documented due to the systemic risk posed by the active ingredient Miconazole Nitrate. The regulatory label classifies Miconazole as an inhibitor of the Cytochrome P450 enzymes CYP3A4 and CYP2C9.

Pharmacokinetic Interactions

This pharmacokinetic property carries a potential risk of increasing the systemic exposure of other medicines metabolized by these enzymes. The most significant officially documented interaction involves anticoagulants.

  • Vitamin K Antagonists (e.g., Warfarin): Co-administration may prolong the anticoagulant effect, necessitating monitoring of the patient's coagulation status. The increased exposure to the anticoagulant is a primary concern.
  • Other Drugs: The regulatory profile notes that the effects of systemic Phenytoin and oral hypoglycemics (specifically Sulphonylureas) may be increased due to the reduced clearance of these substances.

Interaction-Related Restrictions

There are no mandatory timing separation rules for this topical product; however, a specific pharmacodynamic restriction exists:

  • Latex-Containing Products: The active ingredients in the cream are formally documented to damage or reduce the effectiveness of latex-containing products, such as condoms and diaphragms, when applied to the affected area. This represents a mandatory restriction on simultaneous use with latex barriers. The potential for systemic absorption, which drives the pharmacokinetic interaction risk, is officially stated to be higher in infants and children.

Mechanism of Action

The function of Cortimyk relies on its dual-action mechanism, which simultaneously acts on the pathogenic organism and modulates the host's inflammatory response via distinct biological targets.


Disruption of Fungal Cell Viability (Miconazole Nitrate)

This mechanism targets the ergosterol biosynthesis pathway. Miconazole acts as an inhibitor of the fungal enzyme Cytochrome P450 14alpha-lanosterol demethylase ( CYP51) , which is required to form ergosterol, a principal structural lipid of the fungal cell membrane. The molecular cascade initiated by this inhibition causes the accumulation of toxic intermediate sterols, leading to the structural breakdown and lysis of the fungal cell, resulting in direct pathogen clearance.


️ Glucocorticoid Receptor-Mediated Inflammation Suppression (Hydrocortisone)

The second mechanism involves the modulation of the cutaneous inflammatory cascade. Hydrocortisone binds to the Cytosolic Glucocorticoid Receptor ( GR), and the resulting complex moves to the cell nucleus to inhibit the expression of genes encoding inflammatory signaling molecules (via transrepression of factors like NFkappa B). This action suppresses the synthesis and release of mediators such as cytokines and prostaglandins. The resulting physiological effect is localized vasoconstriction and a reduction in capillary permeability, which constitute the local suppression of vascular components of inflammation.


Complementary Mechanistic Synergy

The combination leverages a complementary synergistic mechanism where the anti-inflammatory action of Hydrocortisone regulates the tissue response, which functionally supports the integrity of the local environment. This physiological modulation supports the targeted antifungal action of Miconazole against the pathogen, yielding complementary mechanistic outputs.

Dosage and Administration Information

How to Use Cortimyk

Cortimyk is a fixed-dose combination cream approved strictly for topical administration to the skin. Usage adheres to the standardized protocol and duration limits defined for the product.


Official Application Regimen

The standard protocol requires applying a thin layer of the cream to the infected area and the surrounding skin, typically twice a day. Prior to application, the affected skin, particularly for athlete's foot, must be washed and thoroughly dried. The cream should be rubbed into the skin until it is completely absorbed, ensuring the application covers an area 1 to 2 cm outside the visible infection.

Feature Labeled Administration Rule
Route of Administration Cutaneous use only
Frequency Twice daily
Duration Range 2 to 6 weeks
Post-Symptom Use Continue for at least one week after symptoms disappear

Treatment Course Structure

The treatment course is time-limited, with a maximum recommended duration of 4 to 6 weeks. A key feature of the regimen is the transition to a sequential monotherapy. Once the localized inflammatory symptoms have fully resolved, treatment with the combination cream should cease. Therapy is then continued with an antimycotic-only cream (such as miconazole nitrate) to complete the full course of infection treatment and reduce the overall exposure to the corticosteroid component. This structured usage pattern defines the drug's intended application in clinical practice.


Population Considerations

Official instructions stipulate caution for specific populations. The cream should be used sparingly and for short periods in older adults. For infants and children, caution is advised when applying the cream to large body areas or under occlusive dressings (like diapers).

Recent Clinical Evidence

Research Evidence / Overview of Studies for Cortimyk (Miconazole Nitrate and Hydrocortisone)

Evidence for Use in Fungal Skin Infections with Inflammation

Cortimyk was studied for use in conditions characterized by fluctuating or episodic manifestations, such as athlete's foot (tinea pedis) and candidal rashes, particularly in conditions that present with inflammation. Research examined how the combination of the antifungal miconazole and the mild anti-inflammatory hydrocortisone was evaluated in patients. The main types of research used were short-term Randomized Controlled Trials (RCTs). These studies were used in research exploring how symptoms change over time.

Researchers monitored two types of outcomes: clinical resolution and mycological cure (clearance of the fungus). They also measured outcomes linked to inflammatory or irritative states, such as the patient's reported level of itching and redness. Studies report how symptoms evolved in the observed populations over the typical treatment course, generally around seven to fourteen days.

Comparing Cortimyk to Other Treatments and Placebo

Studies explored how Cortimyk was evaluated in comparison trials against two main groups: a non-medicated cream (placebo) and single-ingredient creams (like the antifungal agent alone). These comparisons were conducted in research exploring short-term symptom changes.

Data show patterns related to the time measured for changes in signs of infection and for reported changes in outcomes related to physical discomfort when comparing the combination product to the individual components. When compared to placebo, the combination product was associated with different measurements related to overall clinical and mycological assessments.

What is Still Uncertain About the Available Research

Evidence related to outcomes over extended timeframes was observed in studies that primarily focused on the short-term treatment phase. There is limited information for long-term outcomes that fully characterize the infection's behavior months after treatment. Therefore, long-term effects are not fully established, particularly concerning the potential for the rash or fungal infection to return.

Evidence is limited when attempting to generalize findings to all types of fungal infections or to areas of the body other than those studied. Research provides context but not individual predictions. The available research does not determine whether an individual will respond similarly to the group patterns observed in the studies.

Key Studies & References

  1. Emerging Trends in the Use of Topical Antifungal-Corticosteroid Combinations
  2. Cortimyk 20 mg/g + 10 mg/g cream - Summary of Product Characteristics (SmPC)
  3. MICREME H, miconazole nitrate 2% w/w and hydrocortisone 1% w/w, topical cream - Data Sheet (Medsafe)

Frequently Asked Questions (FAQ)

Common questions about Cortimyk (FAQ)

Q: How quickly does Cortimyk usually start to show an effect?

A: Official studies have examined how quickly the symptoms of inflammation, such as itching and redness, begin to change after starting treatment. Evidence indicates that observations on symptom changes are typically noted over short periods, with some data reported after seven to fourteen days of use.

Q: What is the risk of stopping Cortimyk suddenly?

A: The official use instructions define a transition period, where therapy is continued with an antifungal-only cream once the inflammatory symptoms have resolved. This specific regimen is described as supporting the completion of the full treatment course to help address the potential for the fungal infection to return.

Q: What happens if Cortimyk is used more often than recommended?

A: Official warnings indicate that applying the cream more frequently than prescribed or using it for too long may increase the amount of the hydrocortisone (steroid) component absorbed systemically. This increased absorption raises the potential for rare, serious systemic adverse effects, such as Hypothalamic-Pituitary-Adrenal (HPA) axis suppression.

Q: Can Cortimyk be applied to sensitive areas of the body?

A: Regulatory documents advise caution when applying the cream to areas where absorption may be higher, such as large skin areas or thin skin. Contact with the eyes should be avoided entirely. Using the cream on sensitive areas, especially under occlusive dressings, may increase the potential for the steroid component to be absorbed into the body.

Q: Does using Cortimyk affect blood sugar levels?

A: The hydrocortisone component can be absorbed systemically, and its regulatory risk profile includes HPA axis suppression and Cushing's Syndrome, which are conditions that may involve changes to the body's metabolic function. Furthermore, the official label documents that this product may increase the effect of some oral hypoglycemic medicines (used for blood sugar control).

Q: What is the difference in how Cortimyk and over-the-counter anti-fungals work?

A: Cortimyk is officially described as a fixed-dose combination product with a dual action mechanism. The Miconazole component works to stop fungal growth, while the Hydrocortisone (a mild steroid) component works to rapidly reduce inflammatory symptoms like redness and itching. This differs from many standard over-the-counter antifungals, which typically contain only the antifungal agent.

Q: Is Cortimyk the same kind of medication as [Generic Competitor Name]?

A: Cortimyk is officially classified as an antimycotic with a corticosteroid, reflecting its dual action. Other medications that contain the same active ingredients, Miconazole Nitrate and Hydrocortisone, fall into this same pharmacological class (ATC: D01AC20).

Q: Does Cortimyk interact with common pain relievers like ibuprofen?

A: The official interactions profile for this topical product focuses on drugs metabolized by the CYP3A4 and CYP2C9 enzymes, such as certain anticoagulants and oral hypoglycemics. Common non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen are not explicitly listed in the major drug-drug interaction warnings documented by regulatory bodies.

Q: Are there any specific foods or drinks to avoid while using Cortimyk?

A: According to the official product information, there are no specific food or drink restrictions or warnings documented regarding consumption while using Cortimyk topical cream.

Q: Are there known interactions between Cortimyk and birth control pills?

A: The Miconazole component is documented as an inhibitor of the CYP3A4 enzyme, which is involved in metabolizing many other drugs, including certain oral contraceptives. However, regulatory warnings for the topical cream focus primarily on anticoagulants, and there are no mandatory restrictions documented for simultaneous use with birth control pills in the core regulatory summary.

Q: Is there a generic version of Cortimyk available?

A: Yes, the combination of the two active ingredients, miconazole nitrate and hydrocortisone, is available as a cream from several manufacturers. These are typically referred to as generic versions of the product.

Q: Why is Cortimyk only available by prescription?

A: Cortimyk contains a mild corticosteroid, hydrocortisone. Its status as a prescription-only medicine is related to the documented risks of potential systemic absorption and local adverse effects, such as skin thinning, if the product is used inappropriately or without supervision.

Q: What is the difference between Cortimyk cream and Cortimyk ointment?

A: Cortimyk is officially documented as a cream formulation. In general, creams contain less oil and are designed to be easily absorbed, while ointments contain a higher oil content, making them greasier and potentially more occlusive on the skin.

Q: Why are there warnings about alcohol consumption and Cortimyk?

A: The official product label and safety documents do not contain any warnings or restrictions documented regarding alcohol consumption while using Cortimyk topical cream.

Q: Has Cortimyk been approved in other countries besides the US?

A: Yes, official product information for this combination product is available from various international authorities. Regulatory documents referencing the drug include those from the Swedish Medical Products Agency (SmPC).

Q: Does Cortimyk have ingredients that can stain clothing?

A: The regulatory information does not specifically state whether the cream can stain clothing. However, because it is a cream formulation, its oil content is lower than that of ointments, which are generally considered to have a higher potential for staining fabrics.

Q: What is the purpose of the non-active ingredients in Cortimyk?

A: Non-active ingredients, also called excipients, are essential components of the cream formulation. Their purpose is to help the active medicines reach the skin, maintain the cream's stability over time, and assist with smooth application and absorption.

Q: Is Cortimyk a Schedule/Controlled substance?

A: According to U.S. regulatory agency classifications, Cortimyk's active components—Hydrocortisone and Miconazole Nitrate—are not categorized as controlled substances or scheduled drugs.

Q: Do official patient information leaflets describe any psychological side effects for Cortimyk?

A: While specific psychological side effects are not listed under common adverse events, the most serious documented systemic risks are related to the endocrine system (HPA axis suppression and Cushing's Syndrome). Since these conditions involve hormonal changes, they can potentially be associated with changes in mood or behavior.

Q: Are there specific instructions for applying Cortimyk to the scalp?

A: The standard instruction is to apply a thin layer to the infected area and surrounding skin. However, some official labels for monotherapy Miconazole products note that the cream formulation may be less effective for treating fungal infections on specific body areas, such as the scalp or nails.

Q: Can Cortimyk be used for treating insect bites?

A: Official therapeutic indications state that the labeled purpose of Cortimyk is the treatment of inflamed skin conditions caused by fungus or yeast. It is not indicated for treating conditions like insect bites.

Q: Are there any major black box warnings associated with Cortimyk in regulatory documents?

A: Regulatory documents describe the potential for serious systemic risks, including HPA axis suppression and manifestations of Cushing's Syndrome, especially with inappropriate use. However, no Black Box Warning, which is a specific, severe designation used by the U.S. FDA, is officially associated with the product.

Q: How do regulatory bodies classify the safety profile of Cortimyk?

A: The safety profile is defined by specific conditions for use and absolute prohibitions. Use is forbidden for individuals with active viral skin diseases. Furthermore, caution is advised during pregnancy, where the hydrocortisone component has been assigned a specific safety category by some regulatory bodies.

Q: Is there a rebound effect mentioned in official descriptions when stopping Cortimyk?

A: Official documentation does not use the specific term 'rebound effect.' However, the product's defined treatment regimen is designed to prevent the fungal infection from returning (relapse). This is done by requiring patients to continue treatment with an antifungal-only cream after the combined cream is discontinued.

Q: Can Cortimyk be used near the eyes or mouth?

A: Official safety documents explicitly state that contact of the cream with the eyes should be avoided.

How should Cortimyk be stored and disposed of?

How to Store and Dispose of Cortimyk?

This section outlines the official, regulated requirements for storing, handling, and disposing of Cortimyk cream.

Storage and Handling Requirement Official Regulatory Statement
Temperature Limit Do not store above 25 C.
Stability Do not use this medicine after the expiry date stated on the carton and tube.
Handling Precaution Avoid contact with latex products (e.g., latex condoms or diaphragms), as the ingredients in Cortimyk can damage them.
Disposal Rule Do not throw away any medicines via wastewater or household waste.

For proper disposal, which helps protect the environment, users are instructed to ask a pharmacist how to discard medicines no longer needed. If a child accidentally takes the medicine, contact a doctor, hospital, or poison information centre immediately.

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

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