Zaricort

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Medically reviewed

Rosario Oropesa

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 Zaricort

Zaricort: A Combination Dermatological Entity

Zaricort is a specialized medicinal preparation containing two distinct active ingredients, Hydrocortisone and Miconazole Nitrate, intended for topical administration to the skin. It is classified as a combination product that falls within two high-level pharmacological classes: a topical corticosteroid and an imidazole derivative antifungal. The product’s design is intended to address both symptomatic inflammation and the underlying microbial cause simultaneously, facilitating the management of complex skin presentations.

This formulation is an example of combination therapy, distinguishing it from monotherapies that target either infection or inflammation alone. Other preparations containing the same active ingredients include Daktacort and Cortimyc, with the common goal of achieving a therapeutic effect in the affected dermal layer.

Composition and Form: Hydrocortisone and Miconazole Nitrate

The composition of Zaricort relies on the individual properties of its two constituents. Hydrocortisone is a glucocorticoid that functions primarily to provide localized anti-inflammatory action and relief from symptoms such as swelling, redness, and itching. Miconazole Nitrate is a synthetic compound categorized as an azole antifungal, possessing broad-spectrum antifungal activity against common dermatophytes and yeasts. The Hydrocortisone component is naturally derived, while Miconazole Nitrate is a product of synthetic chemistry, suspended in a dermatological base or vehicle for effective application.

General Therapeutic Purpose of the Dual-Action Agent

The general therapeutic purpose of Zaricort is to resolve skin conditions that present with dual pathology: prominent inflammation alongside a fungal infection. By integrating a steroid and an antifungal agent, the product offers a physiological action aimed at achieving symptomatic improvement while simultaneously managing the infectious cause. This dual-action targets the simultaneous relief of discomfort and management of the microbial burden.

What side effects are possible with Zaricort?

Possible side effects and safety information

The safety profile of Zaricort, a combination product containing Hydrocortisone and Miconazole Nitrate, is defined by the officially documented adverse reactions associated with its topical application, as classified by government regulatory authorities.

Officially Classified Local Reactions

The majority of documented adverse events are local to the application site and are categorized by frequency:

  • Common Reactions (may affect up to 1 in 10 people): These include local skin irritation, a burning sensation, pruritus (itching), and erythema (redness) at the area of application.
  • Uncommon Reactions (may affect up to 1 in 100 people): These include hypersensitivity reactions and allergic contact dermatitis.
  • Frequency Not Known: Adverse effects documented without a defined frequency include skin atrophy (thinning), striae (stretch marks), and telangiectasia (visible small blood vessels).

Systemic Safety and Exposure-Related Patterns

The potential for systemic effects is the primary serious safety consideration, which is tied to the Endocrine Disorders system-organ class. These effects are associated with the absorption of the corticosteroid component. The most clinically significant documented adverse reactions are the potential for adrenal suppression (HPA-axis suppression) and manifestations of Cushing's syndrome.

These serious systemic effects, as well as local effects like skin atrophy, are principally associated with prolonged use, application to large surface areas, or use under occlusive dressings, which increase absorption.

Special Population Safety Note

Regulatory documents emphasize that the Paediatric Population is specifically more susceptible to systemic corticosteroid effects, including HPA-axis suppression, due to their higher skin surface area-to-body weight ratio. The use in this population is therefore subject to explicit regulatory constraints.

Overdose and Emergency Response

Overdose and When to Seek Help

Overdose with Zaricort (a combination topical containing a corticosteroid and an antifungal) is generally associated with excessive or prolonged topical application, leading to the risk of systemic effects from the corticosteroid component (Hydrocortisone).

Documented Overdose Presentation

The primary concern following excessive use is the development of hypercorticism (Cushing’s syndrome) and adrenal gland suppression due to the absorption of the hydrocortisone. This is typically a delayed-onset presentation resulting from chronic misuse rather than a single acute event. Symptoms are often non-specific but may include changes in appearance, fatigue, and weakness. The Miconazole component has a low systemic toxicity profile, and acute symptoms from the antifungal are rare.

Classification Severity Classification (Regulatory Basis)
Adrenal Suppression Requires monitoring and possible clinical intervention to restore HPA-axis function.
Hypercorticism Requires discontinuation or dose tapering under medical supervision.

Required Emergency Action

Immediate medical help must be sought if excessive amounts are mistakenly swallowed or if signs of systemic toxicity appear after prolonged use. These signs include unusual weight gain (especially around the face and trunk), muscle weakness, or persistent fatigue. Treatment is symptomatic and supportive; for chronic excessive use, the corticosteroid must be gradually withdrawn under a healthcare provider’s direction to avoid acute adrenal insufficiency.

The overall official overdose profile is defined by the risk of HPA-axis disruption caused by the gradual systemic uptake of the corticosteroid, which requires clinical monitoring and careful cessation rather than simple acute emergency care.

Therapeutic Uses of Zaricort

Combined Relief for Inflamed Fungal Rashes

Zaricort is commonly applied in clinical settings that involve dual-pathology dermatoses, a category of conditions presenting with systemic or localized discomfort where a superficial fungal infection (like Cutaneous Candidiasis or Tinea) has triggered a prominent inflammatory response in the skin. This approach is considered relevant in conditions involving inflammatory or irritative processes, including forms of eczema and dermatitis that may be secondarily infected by susceptible fungi. The medication is used for managing symptoms that create noticeable physiological strain, contributing to easing the overall symptom load of the rash. This is particularly relevant for conditions presenting with acute episodes where inflammation is prominent.

Management of Acute Dermal Discomfort and Irritation

This formulation is used to address pronounced symptoms of acute dermal discomfort, including intense itching (pruritus), severe burning, redness (erythema), and noticeable swelling (edema). It is applied when these manifestations may create significant interference with daily stability and comfort. By providing short-term symptomatic assistance, the medication generally supports general well-being during symptomatic phases and may help patients cope more steadily with symptom fluctuations. The treatment is relevant in situations requiring short-term symptomatic assistance, and may assist with managing the severe soreness and inflammation linked to these challenging anatomical areas.


Quick Fact: Supportive Management for Acute Itching and Inflammation

The treatment is commonly used in therapeutic areas involving heightened responses for acute dermal discomfort, including intense itching (pruritus) and severe burning related to inflamed rashes in areas like skin folds (e.g., intertrigo).

Eligibility and Restrictions for Use

Population Eligibility and Contraindications for Zaricort

Zaricort (Hydrocortisone/Miconazole Nitrate) eligibility is strictly defined by regulatory documents, which establish groups that must not use the medicine and conditions requiring restricted use.


Contraindicated Populations (Who Must Not Use)

Contraindication Category Exclusion Criteria
Hypersensitivity Known allergy to Hydrocortisone, Miconazole Nitrate, other imidazole antifungals, or any excipients.
Infections Primary skin infections caused by viruses (e.g., Herpes, Varicella), tuberculosis, or bacteria.
Dermatoses/Sites Acne, ulcerative skin conditions, use on the eyes, face, or mucous membranes.

Age and Conditional Eligibility

Eligibility Category Restriction or Rule
Children Not recommended for children under 10 years of age unless prescribed by a doctor. Long-term continuous use must be avoided.
Infants Use with occlusive dressings (including baby napkins) is officially contraindicated by some authorities.
Pregnancy/Lactation Avoid use during pregnancy. Caution is advised during breastfeeding; use on the breast area should be avoided.
Conditional Use Must not be used on broken skin or large areas of the body, or under occlusive dressings, due to risk of increased systemic absorption.

What should I know about interactions with other medicines?

The officially documented interaction profile for this combination product (Hydrocortisone and Miconazole Nitrate) is primarily focused on the systemic effects of the Miconazole component and restrictions related to material incompatibility, as described in regulatory sources.

Interaction Scope

Property Official Regulatory Documentation Statement
Medicinal product categories with documented interactions Oral anticoagulants; Corticosteroids (relevant for intra-product interaction).
Specific interacting medicines (if explicitly listed) Warfarin.
Mechanistic basis of interactions (only if stated in label) Inhibition of Cytochrome P450 enzymes, specifically CYP2C9 and CYP3A4, by Miconazole.
Timing-based interaction rules (if applicable) None are explicitly documented for required separation in official regulatory sources.
Interaction-related restrictions Must not be used concurrently with latex-containing contraceptive products (e.g., condoms, diaphragms).

Official Interaction Statements

  • Oral Anticoagulants (e.g., Warfarin): The Miconazole component may interfere with the clearance of anticoagulants by inhibiting the CYP2C9 enzyme. This pharmacokinetic interaction can increase the anticoagulant effect, leading to a risk of heightened bleeding.
  • Intra-Product Interaction: Miconazole's documented inhibition of CYP3A4 can reduce the metabolism of the Hydrocortisone component, potentially leading to increased systemic exposure of Hydrocortisone.
  • Latex-Containing Products: A documented material incompatibility means the cream must not be used at the same time as latex condoms or diaphragms, as the product’s excipients can compromise the physical integrity of these barrier devices.

Mechanism of Action

How Zaricort works

Zaricort's action begins by serving as an agonist of the intracellular Glucocorticoid Receptor (GR). This binding allows the drug-receptor complex to move into the nucleus and directly interact with DNA, initiating the resulting transcriptional modulation. The activated receptor complex works through two key pathways: transrepression, where it decreases the expression of genes that promote inflammation (like those regulated by NF-kappa B), and transactivation, where it increases the expression of genes that code for anti-inflammatory proteins (like Annexin A1). This dual genetic control regulates the activity of numerous inflammatory and anti-inflammatory genes. The anti-inflammatory proteins produced ultimately inhibit key enzymes, such as Phospholipase A2 ( PLA2), thereby blocking the first step in the creation of all prostaglandins and leukotrienes. This blockade, combined with reduced migration of immune cells like neutrophils, results in the physiological events of attenuated inflammation and immunosuppression.

Dosage and Administration Information

Official Administration Guidelines

Zaricort is a combination product strictly intended for cutaneous administration (topical application) to the skin surface. The standard regimen involves applying a small amount of the cream in a thin layer, sufficient only to cover the affected skin area and the immediately surrounding zone.

Dosing Frequency and Time Course

Application frequency is typically once daily or twice daily (e.g., morning and evening), rubbed gently into the skin until absorbed. Prior to application, the infected area should be thoroughly washed and dried.

This medication is specifically approved for short-term use only due to the corticosteroid component. The maximum period for continuous use of the combination cream is often limited to 7 days in many jurisdictions, with continuous use generally not exceeding 2 to 4 weeks total for the overall course. Should a dose be missed, the official instruction is to not apply a double dose, but rather to proceed with the next scheduled application.

Usage Instruction Domain Procedural Requirement
Route of Administration Topical application to the skin only.
Application Conditions Must be applied to clean, dry skin; Avoid use under occlusive dressings, unless directed.
Sensitive Area Restriction Application to the eyes, face, or mucous membranes should be avoided.
Pediatric Consideration Caution is advised when used on extensive surface areas or under diapers, which act as an occlusive dressing.

These instructions establish a controlled, time-limited regimen that defines the standardized approach for using the product, focusing on proper application technique and constrained duration.

Recent Clinical Evidence

Research evidence / Overview of Studies for Zaricort

The research evidence for the Miconazole Nitrate and Hydrocortisone combination is primarily drawn from controlled clinical trials and regulatory assessments that focused on its study for conditions. The studies explore skin conditions involving both fungal infection and inflammation.

Evidence for Use in Inflammatory Fungal Dermatoses

Research exploring this combination was evaluated in studies examining how symptoms change over time in the observed patient populations. This combination was studied for situations like athlete’s foot, candidal intertrigo, and eczematous lesions.

To assess the combined action, researchers utilized approaches such as Randomized Controlled Trials (RCTs) and single-group assignment studies. The outcomes evaluated were related to the physical discomfort of the skin condition. Specifically, studies explored two main areas: the assessment of fungal organism clearance (a mycological endpoint) and the evaluation of visible symptom resolution (a clinical endpoint).

Findings describe patterns observed in these studies, which included the monitoring of symptom intensity and variability during the study period. This research provides context to the broader evidence landscape for conditions where symptoms may vary in intensity and are linked to an inflammatory or irritative state.

Trial Comparisons and Symptom Assessment

Studies have been conducted to evaluate outcomes in comparison to the use of the antifungal agent or the mild corticosteroid agent alone. Research described patterns related to fungal clearance when comparing the combination to the single-agent formulations. In trials relevant in assessing short-term or episodic symptom patterns, a key measure was monitored related to patient-reported outcomes describing perceived discomfort, such as pruritus (itching) relief.

Research Gaps and Areas of Uncertainty

Research provides context but evidence highlights what is known and what is still uncertain about the combined use of the two active ingredients. Comparative evidence is lacking for head-to-head trials against all other similar dual-agent combination products. Research notes that evidence quality varies across studies, and heterogeneity (variability in study design and patient group) across different fungal infection types means certainty remains low when trying to combine findings broadly across all conditions.

Frequently Asked Questions (FAQ)

Common questions about Zaricort (FAQ)


Q: Are there any major diet restrictions while taking Zaricort?

As Zaricort is a cream applied only to the skin surface (topical application), systemic absorption into the body is generally minimal. For this reason, official product labeling does not list specific food or major diet restrictions.

Q: Is it safe to drink alcohol while using Zaricort?

Official regulatory information indicates that the risk of interaction with consumed alcohol is typically considered negligible since Zaricort is a topical cream. Official drug labels for Zaricort usually do not contain a direct alcohol warning.

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

The corticosteroid component in Zaricort may potentially increase the risk of gastrointestinal side effects if combined with non-steroidal anti-inflammatory drugs (NSAIDs) like Ibuprofen. This potential risk is primarily associated with oral steroid use, but regulatory documents describe a potential interaction risk for the steroid and NSAID drug classes.

Q: What happens if I stop taking Zaricort suddenly?

Official guidance emphasizes the importance of following the labeled duration of use for Zaricort, which is approved for short-term application. Abrupt discontinuation after prolonged, continuous use—especially use beyond the recommended period—can lead to a rare rebound skin reaction in susceptible patients, sometimes referred to as topical steroid withdrawal (TSW).

Q: Are there any known interactions between Zaricort and herbal supplements?

The safety of combining Zaricort with herbal remedies or other dietary supplements is generally not evaluated in official testing. Regulatory agencies describe the practice of notifying a healthcare professional about all concurrent treatments, including herbal products or supplements, to help assess potential risks.

Q: Is Zaricort a brand name or a generic name?

Zaricort is the brand name for this specific combination product. The chemical names for the active ingredients—Hydrocortisone and Miconazole Nitrate—are the generic names. This same combination of ingredients is available in other products marketed under different brand names globally.

Q: Can older adults use Zaricort safely?

Official prescribing information generally does not list specific restrictions or warnings based solely on advanced age for this topical cream. Safety concerns about increased systemic absorption are noted in regulatory documents specifically for the pediatric population.

Q: Can Zaricort affect blood sugar levels?

Because the cream contains a corticosteroid, there is a possibility of minimal systemic absorption into the body. Official labeling contains cautionary statements regarding the use of Zaricort in patients with pre-existing high blood sugar (Hyperglycemia) or Diabetes, describing the potential for the medication to make these conditions worse.

Q: Is Zaricort safe for people with kidney problems?

Due to its topical route of administration, the medication is not expected to significantly impact kidney function, and the drug is often described as usable in patients with kidney impairment. However, fluid retention is a documented potential effect associated with the corticosteroid component, which is a consideration for patients with severe impairment.

Q: Where can I find the official prescribing information for Zaricort?

Official prescribing information is managed by governmental regulatory bodies in each country where the drug is approved. Patients can typically find the detailed, approved product characteristics on websites such as the FDA’s DailyMed, the European Medicines Agency (EMA), or the MHRA (Gov.uk).

Q: Do I need special monitoring while taking Zaricort?

Special laboratory monitoring tests are not usually required when the medication is used according to its labeled short-term use. If the cream is used for prolonged periods or over very large body areas, healthcare professionals may consider certain tests. Such tests, which may include the ACTH stimulation test, are used to evaluate the potential risk of HPA axis suppression (adrenal gland problems).

Q: Can Zaricort make you feel tired or fatigued?

Systemic side effects associated with the corticosteroid component include feelings of dizziness, weakness, or tiredness (fatigue). While this is rare when the medication is used as directed, these symptoms are listed in official product information as potential signs of adrenal gland problems linked to excessive absorption.

Q: Does Zaricort have an effect on sleep?

Systemic absorption of the corticosteroid component is possible, though uncommon when the medication is used as directed. Official side effect information indicates that systemic effects can include problems with sleep, such as restlessness or trouble sleeping (insomnia).

Q: How is Zaricort processed by the liver?

The Miconazole component in Zaricort may interfere with certain liver enzymes, specifically CYP2C9 and CYP3A4. This enzyme inhibition is the mechanistic basis for documented drug interactions, such as the increased risk of heightened bleeding when used with oral anticoagulants like Warfarin.

Q: Is Zaricort known to cause mood changes?

The systemic effects of corticosteroids are described as potentially resulting in mood changes, although this is rare with topical application. Official product information notes that these psychological effects can include feelings of anxiety, depression, or feeling 'high,' especially if the cream is used extensively or for a long duration.

Q: What evidence exists about Zaricort's use in younger adults?

Research examining this combination product has generally focused on adult patient populations presenting with common inflammatory fungal skin conditions. Studies evaluate outcomes such as fungal clearance and symptom resolution across these adult groups.

How should Zaricort be stored and disposed of?

Storage and Disposal Conditions for Zaricort

The storage of Zaricort topical cream is defined by regulatory requirements to ensure product stability and safety.

Storage Requirements

Condition Regulatory Requirement
Temperature Store at Controlled Room Temperature, typically 20 C to 25 C (68 F to 77 F), and do not freeze the cream.
Protection Keep the product in its original container, tightly closed, and protect it from excess heat and moisture.
Child Safety Mandatory instruction: Keep out of the sight and reach of children in a secured location.

Disposal Instructions

Disposal of unused or expired cream must follow official guidelines. The product must not be flushed down the sink or toilet. If a drug take-back program is unavailable, the regulatory-recommended method involves removing the cream from the container, mixing it with an undesirable substance (such as coffee grounds), and sealing the mixture in a bag before placing it into the household trash. Identifying information on the prescription label must be scratched out prior to discarding the container.

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

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