Mycoderm

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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 Mycoderm

Mycoderm is a medicinal entity whose primary goal is to address mycotic infections through a targeted approach, defined by its core ingredient and pharmacological action.

Property Description
Active Ingredient Ketoconazole
Form Tablet (Oral), Cream, Shampoo, Foam, Gel (Topical)
Pharmacological Class Azole Antifungal (Imidazole Derivative)
Common Use Control and management of fungal infections
Origin Synthetic Derivative

What Type of Medicine is Mycoderm and What is Ketoconazole?

Mycoderm is classified as a synthetic azole antifungal agent, with its sole active component being Ketoconazole. This substance is a chemically engineered derivative belonging to the imidazole group, defining its placement within pharmaceutical science. Ketoconazole is clinically recognized for its broad-spectrum antifungal properties, making it useful against a variety of fungal organisms, including yeasts and dermatophytes. Being a single-ingredient product, Mycoderm's classification confirms its singular focus: inhibiting the undesirable growth of fungal pathogens.


What is the General Purpose of Mycoderm?

The general purpose of Mycoderm is to halt the growth and spread of fungal infections by directly compromising the fungal cell structure. This is achieved through a specific fungistatic action where Ketoconazole acts as a potent inhibitor of the enzyme lanosterol 14-alpha demethylase. This inhibition prevents the necessary creation of ergosterol, a vital sterol that maintains the stability and function of the fungal cell membrane. This foundational mechanism is how Mycoderm helps the body control and contain the advancing infection, offering a therapeutic solution for general conditions like dermatophytosis.


Is Mycoderm Only Available as a Topical Cream?

No, Mycoderm is manufactured in multiple dosage forms to accommodate different delivery needs. The medicine is available as an oral tablet for systemic administration, which is used for more pervasive fungal colonization. For localized infections, the product is available as various topical agents, including a cream, shampoo, foam, and gel. This variety ensures that the active ingredient can be delivered effectively via the appropriate route of administration—either internally or directly onto the affected skin or scalp. This dual-route availability is a differentiating feature of Ketoconazole formulations, offering flexibility in treating fungal presence.

Regulatory References

  1. Ketoconazole - LiverTox - NCBI Bookshelf

What side effects are possible with Mycoderm?

Possible Side Effects and Safety Information

The officially documented adverse effects of Mycoderm (Ketoconazole) are classified by regulatory authorities based on the medicine's delivery route. The safety profile for the oral tablet differs significantly from that of the topical forms (cream, shampoo, gel), which primarily involve local reactions.

Serious Adverse Reactions and Systemic Safety

The oral tablet carries the risk of rare but serious adverse reactions, which are explicitly documented in regulatory labels. These include potentially life-threatening hepatotoxicity (liver toxicity), which may manifest as hepatic failure, and serious cardiac arrhythmias, such as QT prolongation and Torsades de Pointes [FDA Label]. Due to these risks, the oral formulation is generally reserved for use when other antifungal treatments are ineffective or not tolerated [EMA SmPC].

Commonly Classified Adverse Reactions (Oral Form)

Adverse reactions that are frequently classified as Common (ge 1/100) in regulatory documents include gastrointestinal disorders such as nausea, vomiting, and diarrhea, as well as headache and general asthenia (weakness) [EMA SmPC]. A Very Common finding is an increase in hepatic enzymes (abnormal liver function tests).

Topical Forms

Adverse effects associated with the topical application are typically localized reactions at the site of administration. These are commonly reported as a burning sensation, pruritus (itching), and erythema (redness) [MedlinePlus].

Regulatory Safety Constraints

Official labeling requires specific considerations for certain populations. The oral form is officially contraindicated in patients with pre-existing acute or chronic hepatic impairment or documented QTc prolongation [EMA SmPC]. The labels also require monitoring of liver function tests during the course of oral treatment. The risk of serious liver toxicity is generally observed at treatment initiation and is most common within the first six months of exposure [FDA Label].

Overdose and Emergency Response

Overdose and when to seek help

This information is derived from official government regulatory documents detailing the potential systemic risks of Mycoderm (Ketoconazole) overexposure.


Overdose Scope

Domain Official Regulatory Statements
Documented overdose presentations Nausea, vomiting, diarrhea, anorexia, fatigue, abdominal pain, and clinical signs of liver dysfunction, including jaundice, dark urine, and pale stools.
Physiological systems affected Hepatic system (acute liver injury/failure), Cardiovascular system (QT interval prolongation/dysrhythmias), and Adrenal axis (adrenal insufficiency).
Dose-related or exposure-related factors Overdose risk is associated with systemic exposure from the oral tablet. The drug is contraindicated in patients with underlying liver disease, defining a critical emergency scenario.
Emergency-response statements Call the poison control helpline. Call emergency services immediately if the person is unconscious, has had a seizure, or has trouble breathing.

Overdose Classifications (High-Level)

Classification Official Regulatory Statement
Severity classification Outcomes include life-threatening ventricular tachyarrhythmias (Torsades de pointes) and cases of fatal liver injury requiring transplantation.
Regulatory basis FDA Prescribing Information / EMA Summary of Product Characteristics (SmPC).
Overdose-context constraints Treatment is symptomatic and supportive. Activated charcoal or gastric lavage may be considered if ingestion is within one hour. Adrenal insufficiency that occurs requires corticosteroid substitution.

Resulting Overdose Structure

Official overdose statements:

  • Overdose presents with gastrointestinal symptoms and signs of acute systemic toxicity, such as jaundice, abdominal pain, and severe fatigue.
  • The most severe documented outcomes include life-threatening ventricular dysrhythmias and severe hepatotoxicity, potentially leading to liver failure.
  • Immediate medical assistance is required for signs of severe toxicity or cardiac events; emergency services must be called for loss of consciousness.

Connection to the overall overdose profile Regulatory documents define the overdose profile by strictly linking high systemic exposure to three key organ systems: the heart, the liver, and the adrenal glands. This regulatory structure mandates that all documented clinical manifestations, such as jaundice or an irregular heartbeat, must trigger immediate emergency action or medical consultation due to the documented potential for severe or fatal outcomes.

Therapeutic Uses of Mycoderm

What Mycoderm Treats: Main Uses and Benefits

Mycoderm (Ketoconazole) is a synthetic azole antifungal that is commonly used for the control and management of fungal infections, and may provide support for easing associated symptoms. The medication is applied across distinct therapeutic domains that present with disruptive symptom manifestations.


The therapeutic domains include the management of serious, widespread fungal infections like Blastomycosis, Histoplasmosis, and Coccidioidomycosis, as well as common cutaneous mycoses such as Ringworm (Tinea Corporis), Athlete's Foot (Tinea Pedis), and recurrent Pityriasis Versicolor. It is also relevant in contexts marked by increased discomfort related to the scaling and itching of Seborrheic Dermatitis and stubborn dandruff. Mycoderm helps address symptom clusters that may become intense or disruptive by managing the visible signs of fungal infection and the related skin irritation. The use of Mycoderm contributes to improved comfort during periods of heightened symptoms and assists with maintaining functional stability by easing distress.

“The primary goal of use is to help manage visible lesions and is used to help with symptomatic relief in conditions where fungal colonization causes persistent discomfort.”

Quick Fact: Relief for Fungal Discomfort
Mycoderm provides supportive relief when symptoms that interfere with daily functioning are present, contributing to easing the overall symptom load during symptomatic phases.

Regulatory References

  1. Ketoconazole Topical: MedlinePlus Drug Information

Eligibility and Restrictions for Use

The eligibility rules for Mycoderm (Ketoconazole) are highly differentiated between the oral tablet and topical forms by regulatory authorities.

Contraindicated Populations

Use is strictly contraindicated for any patient with known hypersensitivity to Ketoconazole. The oral tablet is absolutely prohibited for patients with acute or chronic liver disease or pre-treatment liver enzymes above two times the upper limit of normal. Due to the risk of severe cardiac events, the oral tablet is also contraindicated for patients taking specific co-administered drugs that affect the QT interval or are sensitive CYP3A4 substrates.

Restricted and Age-Specific Use

The oral tablet must not be used for non-life-threatening fungal infections of the skin or nails; its use is restricted to specific serious systemic infections when alternative therapies are unavailable or not tolerated. Caution is advised for patients with adrenal insufficiency. Use of the oral tablet has not been established in children younger than 2 years of age. For topical forms (shampoo, cream, foam), safety and efficacy are not established in children under 12 years of age. The oral tablet is often contraindicated during pregnancy and lactation, while topical forms are generally considered acceptable.

What should I know about interactions with other medicines?

Mycoderm Interactions with other medicines and products

Oral Mycoderm (Ketoconazole) is officially documented as a potent inhibitor of the CYP3A4 enzyme, which can significantly increase the plasma concentrations of many co-administered medicinal products. This pharmacokinetic effect dictates the structure of its regulatory interaction profile, leading to specific prohibitions and usage requirements.

Formally Contraindicated Combinations

Co-administration with oral Mycoderm is formally prohibited for certain substances due to the risk of serious adverse reactions, which often result from elevated drug levels. These include specific antiarrhythmics (e.g., Dronedarone, Quinidine), some HMG-CoA Reductase Inhibitors (e.g., Simvastatin, Lovastatin), and certain ergot alkaloids.

Exposure-Altering Restrictions

Regulatory documents also detail interactions that affect drug exposure. Strong CYP3A4 inducers (e.g., Rifampin) can reduce Mycoderm's concentration, which is generally not recommended. Conversely, Mycoderm can increase the exposure of many immunosuppressants and anticoagulants.

Administration and Substance Constraints

Mycoderm's absorption requires an acidic environment. Therefore, agents that reduce stomach acidity (e.g., antacids) require a timing separation of at least one to two hours to prevent reduced absorption. Furthermore, regulatory labels advise avoiding alcohol and grapefruit juice due to documented risks of intolerance or increased Mycoderm levels.

Mechanism of Action

Target: Blocking the Ergosterol Synthesis Pathway

Mycoderm's primary action involves the specific inhibition of a key fungal enzyme called squalene epoxidase. This enzyme is essential for a chain of biochemical reactions known as the ergosterol biosynthesis pathway. By blocking this specific step, the drug effectively stops the production of ergosterol, a sterol molecule necessary for constructing the structural framework of the microorganism's cell wall and membrane. This action targets signaling patterns characteristic of organisms that rely on this specific pathway for structural integrity.


Dual Mechanism: Structural Damage and Internal Toxicity

This inhibition initiates a dual-action mechanism that compromises cell integrity. The resulting lack of ergosterol compromises the stability and functionality of the cell's outer membrane. Simultaneously, the precursor molecule, squalene, accumulates to toxic levels inside the microorganism, generating internal cellular stress and disrupting essential metabolic functions. The combined effect impairs cellular activity and survival, resulting in the disruption of the target organism's proliferation. This biochemical consequence underpins the mechanism's action.

Dosage and Administration Information

Mycoderm (Ketoconazole) is administered via two primary routes: the Oral Tablet for systemic antifungal therapy and various Topical forms (cream, shampoo, foam, and gel) for localized dermal or scalp application.

Administration Schedule and Dosing Principles

The 200 mg oral tablet is directed to be taken once daily for adults, with the dose potentially increasing to 400 mg once daily as determined by the prescribing professional. The duration of oral treatment is defined to complete the full course, often extending for six months.

For topical use, the administration frequency and duration are fixed based on the form. Cream is often applied once or twice daily, while the shampoo is used twice weekly for a 2- to 4-week treatment period. The overall course length for topical forms usually ranges from 2 to 6 weeks.

Essential Administration Conditions

The oral tablet must be taken with food to ensure maximum systemic availability. Furthermore, acid-reducing medications, such as antacids, should be consumed at least two hours after the oral dose to avoid compromising the drug's dissolution. For the 2% shampoo, a necessary procedural condition is to apply, lather, and leave the product on the affected area for a minimum of five minutes before rinsing.

Age-Specific Use

Oral administration is generally not indicated for children under 2 years of age. For children 2 years and older, the dose is calculated based on body weight. Certain topical formulations, such as the 2% foam and gel, are indicated for patients 12 years of age and older.

Recent Clinical Evidence

Mycoderm: Recent Clinical Evidence

This overview summarizes the available clinical research regarding Mycoderm (ketoconazole) without offering medical guidance or treatment recommendations. The findings described reflect group patterns observed in the studies, and this research provides context, not individual predictions for personal outcomes.


Research Context for Topical Use

The evidence for topical Mycoderm, used for conditions like Ringworm (Tinea Corporis), Athlete's Foot (Tinea Pedis), Seborrheic Dermatitis, and Pityriasis Versicolor, includes Randomized Controlled Trials (RCTs) and systematic reviews. These short-term studies examined outcomes related to mycological assessment (clearance of the fungal pathogen) and clinical status (resolution of visible skin changes and associated discomfort). Studies reported how symptoms evolved in the observed patient populations, with findings describing patterns related to assessments of symptom resolution over typical two- to eight-week treatment and follow-up periods.


Systemic and Historical Evidence

Research for severe, widespread infections such as Blastomycosis and Histoplasmosis is primarily historical. This evidence consists of observational studies and retrospective case analyses focusing on outcomes related to systemic status and survival rates. Modern large-scale comparative trials are not the primary basis of this evidence, and the research context is defined by the age of the studies.


Limitations and Research Gaps

Overall, follow-up durations were limited in many key trials, meaning limited information for long-term outcomes is available regarding sustained clearance or recurrence. Research has explored outcomes in adolescents and pediatric populations, but sample sizes were small in many of these subgroups. Comparative evidence is lacking against all the newer antifungal agents available today.

Key Studies & References Ketoconazole Topical: MedlinePlus Drug Information

Frequently Asked Questions (FAQ)

Common questions about Mycoderm (FAQ)

Q: Is Mycoderm available over the counter, or is it prescription-only?

According to official product information, certain topical forms of Ketoconazole, such as specific shampoos, are available for purchase over-the-counter (OTC). However, the oral tablet and some other specific topical formulations require a prescription from a healthcare provider. The required route of administration determines its official regulatory classification.

Q: What happens if I forget to use Mycoderm?

Regulatory guidance often specifies that if a dose of the oral tablet is missed, it may be taken as soon as the patient remembers. If it is close to the next scheduled dose, the instruction is often to skip the missed dose and not double up. For topical forms, the instruction is typically to skip the missed application and continue the established routine.

Q: Can using Mycoderm make me feel dizzy or tired?

Official regulatory documents list several central nervous system (CNS) effects associated with the oral form. Dizziness and somnolence (drowsiness) are reported adverse reactions. Additionally, asthenia (general weakness or lack of energy) and headache are also commonly reported.

Q: Does Mycoderm have a black box warning from the FDA?

Yes, the oral tablet formulation carries a Boxed Warning from the U.S. Food and Drug Administration (FDA). This warning highlights the documented risks of potentially fatal liver injury (hepatotoxicity) and significant drug interactions that can cause life-threatening heart rhythm problems, such as QT prolongation. The regulatory label restricts the oral form to specific severe fungal infections when alternative therapies are not available or not tolerated.

Q: Are there any restrictions on driving or operating machinery while using Mycoderm?

Since the oral form can cause side effects like dizziness and somnolence (drowsiness), official regulatory documentation advises caution. Patients are advised to assess their ability to operate machinery, including driving, due to potential cognitive effects.

Q: Can I use Mycoderm on sensitive skin areas?

The topical forms are intended for application to the skin and scalp. Official product information advises that contact with sensitive areas such as the eyes or mouth should be avoided. If a reaction or chemical irritation should occur, official instructions indicate discontinuation of the medication may be necessary.

Q: What if I notice my skin getting irritated after starting Mycoderm?

Official regulatory documents state that local irritation—including a burning sensation, itching, or redness at the application site—is a common reaction with the topical forms. Regulatory labels indicate that if irritation occurs or worsens, the product's use may need to be discontinued, and follow-up with a healthcare professional is standard procedure.

Q: Can Mycoderm affect sleep?

Yes, regulatory and postmarketing reports for the oral form list effects related to sleep. Insomnia (difficulty falling or staying asleep) and nervousness are reported as psychiatric adverse reactions. Somnolence (drowsiness) is also listed as a nervous system-related effect.

Q: What is the difference between 'side effect' and 'adverse reaction' for Mycoderm?

In regulatory language, an adverse reaction is the formal term for any unintended effect reported during clinical use or trials, regardless of the confirmed cause. Side effect is the patient-friendly language commonly used to describe the known or expected adverse reactions that are listed in the official product labeling.

Q: Is Mycoderm known to interact with blood pressure medications?

The oral form can influence the level of many other medications by affecting how the body processes them. Specific antiarrhythmics are contraindicated due to risk of serious heart rhythm problems. For other cardiovascular drugs that are metabolized in a similar way, such as some calcium channel blockers, close monitoring and potential dose adjustment by a healthcare professional may be required.

Q: Can I use Mycoderm if I have kidney or liver issues?

Regulatory information states the oral tablet is contraindicated (absolutely prohibited) for patients with acute or chronic liver disease or significantly elevated pre-treatment liver enzymes due to the risk of hepatotoxicity. Patients are required to disclose any pre-existing liver conditions to the prescribing healthcare professional. Core safety warnings generally do not contain widespread restrictions for isolated kidney issues, and eligibility for the drug is determined by a healthcare professional.

Q: Can Mycoderm be used in combination with [another common treatment type]?

The oral form has extensive potential for drug interactions, which may cause dangerous increases in the blood concentration of co-administered medications. Many combinations are therefore contraindicated or require dose adjustments. It is necessary for the prescribing professional to have a full list of current treatments, including non-prescription and herbal products, to review for potential interactions.

How should Mycoderm be stored and disposed of?

How to Store and Dispose of Mycoderm?

Official regulatory labeling dictates strict conditions for the storage and disposal of Mycoderm (Ketoconazole) to maintain its stability and ensure safety.

Storage Requirement Official Condition (Regulatory Basis)
Temperature Store at controlled room temperature, typically 20 C to 25 C (68 F to 77 F).
Protection Keep the medicine in its original container, tightly closed, and protect it from excess heat and moisture. Do not allow the medication to freeze.
Safety Always keep Mycoderm out of the sight and reach of children.
Disposal Do not pour the unused product down a sink or toilet. Dispose of expired or unneeded medication according to local regulations or a certified drug take-back program.

These conditions are mandatory for ensuring the product remains stable until the labeled expiration date.

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

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