LOTRICOMB

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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 LOTRICOMB

Property Description
Active Ingredients Betamethasone Dipropionate, Clotrimazole
Form Cream or Ointment
Pharmacological Class Topical Corticosteroid / Imidazole Antifungal
Route of Administration Topical (Dermatological)
Origin Synthetic Combination

What is the LOTRICOMB Combination Medicine?

LOTRICOMB is a synthetic fixed-dose combination medication intended exclusively for topical application to the skin. It is classified as a dual-action product because it delivers two distinct therapeutic agents, Betamethasone Dipropionate and Clotrimazole, within a single formulation. Unlike single-ingredient products, this approach is engineered for the simultaneous management of both inflammatory symptoms and fungal pathogens in the skin.

Composition and Pharmacological Class of LOTRICOMB

The drug’s identity is founded upon its two active ingredients: Betamethasone Dipropionate and Clotrimazole. The Betamethasone Dipropionate component belongs to the powerful class of Topical Corticosteroids, recognized for its anti-inflammatory effects. Conversely, Clotrimazole is classified as an Imidazole Antifungal, a type of agent specifically used for its antimycotic action against certain fungal pathogens. The overall professional classification of LOTRICOMB is therefore designated as a Topical Steroid with Anti-infectives. This combination formulation is known under several trade names globally, such as Lotrisone in the United States, providing a standardized product for a specific dermatological need.

General Purpose and Dual-Action Benefit

The general purpose of LOTRICOMB is to address inflammatory skin conditions that are caused or complicated by a concurrent fungal infection. This combination medication provides a two-pronged strategy: the corticosteroid component acts to alleviate the symptomatic distress, such as pronounced redness, swelling, and itching (pruritus). Concurrently, the antifungal component works to eliminate the underlying pathogen by disrupting the growth and integrity of the fungal cell structure. This complementary action provides a targeted approach that aims to control the inflammatory response while actively eradicating the source of the infection, leading to a comprehensive resolution strategy for conditions requiring both anti-inflammatory and anti-fungal treatment.

What side effects are possible with LOTRICOMB?

Possible Side Effects and Safety Information

The safety profile for this combination medicine, containing Clotrimazole and Betamethasone Dipropionate, is structured around the documented risks of its two components, primarily focusing on localized skin reactions and potential systemic absorption of the potent corticosteroid.

Documented Adverse Reactions and Frequencies

Adverse reactions are generally classified based on clinical trial data and postmarketing experience. The most frequently reported reaction is paresthesia (a tingling or prickling sensation), which is classified as common in official labeling. Less common (< 1%) reactions reported include rash, edema (swelling), and secondary infection.

Adverse reactions associated with the corticosteroid class, listed as affecting the Skin and Subcutaneous Tissue Disorders system, include burning, itching, dryness, skin atrophy (thinning), striae (stretch marks), and folliculitis. The clotrimazole component is linked to local effects such as stinging, blistering, and general irritation.

Systemic Risk and Serious Effects

Systemic absorption of the corticosteroid is possible and is the basis for the most serious safety considerations. This absorption can lead to Hypothalamic-Pituitary-Adrenal (HPA) axis suppression and manifestations of Cushing's syndrome. This risk is explicitly increased by prolonged use and application over large surface areas or under occlusive dressings.

Specific safety warnings apply to pediatric patients, who are more susceptible to systemic toxicity. Reported serious effects in children include growth retardation and intracranial hypertension. Therefore, the medicine is contraindicated in patients with a known hypersensitivity to its components and use is constrained in certain populations and conditions as stated in regulatory documents.

Overdose and Emergency Response

Overdose and When to Seek Help

Overuse or misuse of this topical medication is primarily associated with the effects of its corticosteroid component, betamethasone dipropionate. Acute overdose from topical application is unlikely to be life-threatening. However, the corticosteroid can be absorbed through the skin in sufficient amounts to cause systemic effects, a condition known as systemic toxicity.

Overdose Risk Factor
Prolonged use or application over a large surface area of the body
Use of occlusive dressings (such as plastic wrap or tight clothing)
Altered skin barrier (e.g., damaged or broken skin)
Use in pediatric patients (due to a larger skin-surface-to-body mass ratio)
Pre-existing conditions such as liver failure

Excessive absorption can lead to reversible Hypothalamic-Pituitary-Adrenal (HPA) axis suppression, which is a condition where the body's ability to produce natural stress hormones (cortisol) is decreased. This can potentially lead to glucocorticosteroid insufficiency during or after withdrawal of the medication.

Manifestations of systemic toxicity, such as Cushing’s syndrome or hyperglycemia (high blood sugar), may also occur with prolonged, excessive use. If HPA axis suppression is suspected or documented, a healthcare provider will typically recommend modifying or gradually withdrawing the medication to manage these systemic effects.

Therapeutic Uses of LOTRICOMB

What LOTRICOMB Treats: Main Uses and Benefits

The core purpose of LOTRICOMB is to provide supportive management for conditions presenting with systemic or localized discomfort. It is applied across domains where additional symptomatic support is needed, focusing on easing discomfort and assisting with functional stability.

This applies to conditions marked by increased physiological stress and where symptoms are linked to inflammatory or irritative states. It is particularly useful during phases of increased discomfort or when symptoms escalate temporarily. It provides support that helps ease the overall symptom burden during difficult episodes, assists with maintaining functional stability, and contributes to easing the overall symptom load during these episodes.


Ease Acute Symptom Intensification

LOTRICOMB is commonly used when symptoms intensify and supportive relief is needed. It helps address symptoms that create noticeable physiological strain, assisting with supportive relief in affected areas.

Quick Fact: Supports Management of Symptoms Related to Inflammatory or Irritative States

Eligibility and Restrictions for Use

Who Can and Cannot Use LOTRICOMB?

Population eligibility for the Clotrimazole/Betamethasone Dipropionate combination medicine is strictly defined by regulatory labeling, outlining specific contraindications and age restrictions.


Contraindications and Restrictions

Category Regulatory Status Description
Absolute Prohibition Contraindicated Patients with known sensitivity to clotrimazole, betamethasone dipropionate, other corticosteroids, or imidazoles must not use this medicine. It is also prohibited in cases of primary cutaneous viral infections, facial rosacea, and acne vulgaris.
Age Restriction Not Recommended Use is not recommended in patients less than 17 years of age due to the potential for systemic toxicity, including Hypothalamic-Pituitary-Adrenal (HPA) axis suppression, especially from the corticosteroid component.
Specific Conditions Not Recommended The product must not be used for diaper dermatitis, on the face or underarms, or under occlusive dressings. Use requires caution in patients with conditions like diabetes or liver failure.

Pregnancy and Lactation Status

Status Regulatory Classification
Pregnancy Category C. Use should only occur if the potential benefit justifies the potential risk to the fetus, as documented in official labeling.
Lactation Caution should be exercised as it is not known if the active components are excreted in human milk.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory profile for topical LOTRICOMB focuses on the interaction risk stemming from the potential systemic absorption of the Betamethasone Dipropionate component. All documented interaction information is presented at a high-level, regulatory-aligned descriptive level, strictly based on government sources.

Interaction Scope

Element Official Regulatory Statement
Interacting Product Class Other Corticosteroid-Containing Products (Topical or Systemic)
Mechanistic Basis Additive Glucocorticoid Exposure
Timing Rules None explicitly documented as mandatory time separation.
Population-Specific Note Liver failure (Predisposes to increased risk of systemic exposure effects).

Official Interaction Statements

  • The concurrent use of more than one corticosteroid-containing product may result in an additive increase in total systemic glucocorticoid exposure.
  • Liver failure is officially identified as a condition that predisposes a patient to increased systemic effects due to altered clearance of the absorbed corticosteroid component.
  • The regulatory labeling does not explicitly detail interactions involving metabolic enzymes (e.g., CYP450) or drug transporters for this topical formulation.

Connection to the Overall Interaction Profile

The product’s interaction structure is defined by the restriction against the use of other corticosteroid-containing products, as this combination creates an officially documented risk of additive systemic exposure. This restriction is a consequence of the percutaneous absorption of the Betamethasone component, with liver failure noted as a population-specific factor that increases this systemic risk.

Mechanism of Action

Targeting Fungal Cell Membrane Structure

This section addresses the antifungal component, clotrimazole, which functions by acting as an inhibitor of the enzyme lanosterol 14alpha-demethylase within fungal cells. This mechanism disrupts the production of ergosterol, an essential structural component, leading to the destabilization of the fungal cell membrane and disruption of the cellular replication process.


Modulating Host Inflammatory Signaling

This part focuses on the steroid component, betamethasone dipropionate, which acts as an agonist by engaging intracellular glucocorticoid receptors in skin cells. This binding modulates gene expression to suppress the creation and release of pro-inflammatory mediators. This activity contributes to a reduction in the biological processes mediated by pro-inflammatory chemicals, contributing to the modulation of local immune signaling.


Complementary Mechanism Integration

The overall physiological effect arises from the complementary action of these two distinct mechanisms. The drug simultaneously influences organism viability (the fungal component) and manages localized cellular signaling (the steroid component). The integrated action of the components results in parallel pathway modulation.

Dosage and Administration Information

How to Use LOTRICOMB

The usage of this combination product is governed by specific administration rules, focusing on the route, frequency, and duration of the short-term course. The standard route of administration is topical (dermatological), and it is explicitly not intended for oral, ophthalmic, or intravaginal use.

Dosing and Application

Administration involves applying a thin film of the cream or lotion to the entire affected skin area and the immediate surrounding skin twice a day (typically morning and evening). The product should be gently massaged into the skin, such as for tinea pedis (athlete's foot). The total dosage must not exceed 45 grams or 45 mL per week.

Duration and Procedural Constraints

The full course of use is time-bound and specific to the infection site: tinea corporis (ringworm) and tinea cruris (jock itch) are treated for 1 week (not exceeding 2 weeks), while tinea pedis has a duration of 2 weeks (not exceeding 4 weeks). For proper application, the use of occlusive dressings (such as tight bandages or wraps) over the treated area is generally contraindicated, due to the risk of increased absorption. Furthermore, use is not recommended for patients under 17 years of age.

Recent Clinical Evidence

Evidence for Use in Symptomatic Inflammatory Tinea Infections

The research examining the combination medicine has explored its use in specific fungal skin infections, such as tinea pedis, tinea cruris, and tinea corporis. The evidence explores conditions associated with functional limitations that were studied with a concurrent fungal pathogen. The clinical evidence is primarily derived from short-term Randomized Controlled Trials (RCTs). These studies were designed to compare the combination formulation against two different single-ingredient applications: the antifungal alone and the corticosteroid alone. Comparisons also included an inactive vehicle control (the cream base). These study designs help show what has been observed so far, as the trials were used in research exploring how symptoms change over time.

Studies report how symptoms evolved in the observed populations during these research periods. Findings describe group patterns related to changes in symptoms, particularly for outcomes linked to inflammatory or irritative states (redness, scaling, and itching). Researchers also monitored the fungal pathogen status using laboratory tests (mycological endpoints).

Primary Outcomes Examined in Clinical Trials

Studies conducted during periods of increased symptom activity evaluated both visible signs and patient-reported outcomes describing perceived discomfort. Researchers also monitored the fungal pathogen status, contributing to the broader evidence landscape. Study results reflect the specific conditions under which they were conducted.


⏱️ Study Duration, Long-Term Outcomes, and Follow-up

The clinical research involved studies observing responses over defined time intervals that were relatively brief. Treatment periods often lasted around one week (for tinea cruris/corporis) or up to four weeks (for tinea pedis). Follow-up durations were limited; patients were typically monitored for two weeks to assess the final outcome, known as a "test-of-cure." Long-term effects are not fully established, and there is limited information for long-term outcomes regarding the persistence of observed effects following the completion of therapy.


\u200d\u200d Evidence in Specific Patient Populations

The primary clinical research for the combination medicine was evaluated in specific groups, mainly adults and older adolescents (typically defined as those 17 years and older). Results apply only to the populations studied. Data for certain groups remain insufficient.

For instance, evidence is limited regarding the use of the combination in younger children for these skin conditions, and studies exploring physiological changes related to the application in older individuals are also small in sample size. This means the research provides limited context regarding outcomes in these specialized groups.


What Is Still Uncertain About LOTRICOMB Research

Despite the existing clinical research, certainty remains low in several key areas. The most significant limitation is that the follow-up durations were limited, preventing a full understanding of long-term outcomes after treatment is complete. Furthermore, comparative evidence is lacking in terms of how the combination medicine compares directly to other non-steroid combination products over extended periods. The sample sizes were modest in some of the core studies, and the results apply only to the very specific conditions and populations under which they were conducted.

Key Studies & References Label: CLOTRIMAZOLE AND BETAMETHASONE DIPROPIONATE cream - DailyMed (National Library of Medicine)

Frequently Asked Questions (FAQ)

Common questions about LOTRICOMB (FAQ)

Q: Is LOTRICOMB safe to use while pregnant or breastfeeding, according to official sources?

A: Official regulatory information classifies this medicine in Pregnancy Category C. This designation means that use is described as only occurring if the potential benefit justifies the potential risk, based on official labeling.

Regarding breastfeeding, official documents state that it is not known if the active components are excreted in human milk. Therefore, caution is generally recommended by regulatory bodies.


Q: Are there any known long-term side effects mentioned in official literature for LOTRICOMB?

A: Regulatory documents indicate that risks, such as HPA axis suppression and skin atrophy (thinning), are explicitly increased by prolonged use or application over large areas. This is why official use is strictly time-limited.

It is also noted that clinical research on long-term effects, or the persistence of observed effects following the end of treatment, is currently limited.


Q: Are there any common foods or drinks that interact with LOTRICOMB?

A: The official regulatory labeling does not provide specific details on interactions between this topical formulation and common foods or drinks.

The documented interaction profile focuses only on concurrent use with other corticosteroid-containing products.


Q: Does LOTRICOMB interact with topical non-prescription pain relievers?

A: Official regulatory warnings are primarily directed at the risk of additive exposure resulting from the use of other corticosteroid products.

Interactions involving non-corticosteroid topical products, such as non-prescription pain relievers, are not a primary focus in the documented interaction profile.


Q: Is the steroid component in LOTRICOMB a high, medium, or low potency type?

A: The steroid component, Betamethasone Dipropionate, is generally classified in professional medical literature as a high-potency topical corticosteroid.

This classification forms the basis for the regulatory warnings regarding the potential for systemic effects, like HPA axis suppression.


Q: What is the risk of the infection returning after using LOTRICOMB?

A: Regulatory documents describe the full prescribed treatment time as necessary for the condition, even if symptoms appear to improve quickly.

Stopping treatment prematurely may increase the risk of the original fungal infection recurring. Clinical studies involve a follow-up period to determine the final outcome, known as a 'test-of-cure'.


Q: Do I need a prescription to get LOTRICOMB?

A: Yes. Official labeling indicates that this medicine is labeled as a prescription-only product (Rx only).

It is described as requiring a prescription from a licensed healthcare provider.


Q: What happens if I stop using LOTRICOMB too soon?

A: Official information emphasizes using the medicine for the full prescribed duration, as stopping treatment early may increase the risk of the original infection recurring.

The total time of use is strictly limited and specific to the area being treated.


Q: How quickly does LOTRICOMB start to make a difference?

A: Clinical studies have shown that patients observed a better clinical response at the first follow-up visit compared to those using the antifungal agent alone.

This initial difference was generally assessed between 3 to 5 days after starting treatment for common fungal infections.


Q: Is it normal to feel a burning sensation when first applying LOTRICOMB?

A: Local reactions such as burning are associated with the corticosteroid component, and stinging or general irritation is associated with the antifungal component (clotrimazole).

These sensations are documented in the official safety profile as possible adverse effects.


Q: Can LOTRICOMB be used for rashes that are not fungal?

A: The product is officially indicated only for the topical treatment of symptomatic inflammatory tinea infections (fungal infections) caused by specific pathogens.

Its use is specifically not recommended for certain non-fungal conditions, such as acne vulgaris or diaper dermatitis.


Q: Is LOTRICOMB the same as Lotrisone?

A: Yes, LOTRICOMB is the term for the fixed-dose combination of the active ingredients, clotrimazole and betamethasone dipropionate.

Lotrisone is the specific trade name under which a product with these same active ingredients is marketed in certain regions, such as the United States.


Q: What should I do if I accidentally swallow a small amount of LOTRICOMB?

A: The product is labeled for topical use only and is explicitly not for oral use.

Official safety guidance indicates that if the product is swallowed, regulatory information advises seeking medical attention and states that vomiting should not be induced.


Q: Can I apply makeup or other skin products over LOTRICOMB?

A: Official patient information generally includes a recommendation to avoid applying cosmetics or other skin care products to the treated areas.

This is described as a measure to prevent unknown interactions and the risk of increased absorption of the active ingredients through the skin.


Q: Are there different strengths of LOTRICOMB available?

A: The official labeling for the cream formulation describes a single standard concentration: Clotrimazole 1% / Betamethasone Dipropionate 0.05% (base).


Q: Do the ingredients in LOTRICOMB affect blood tests?

A: Due to the potential for the corticosteroid to be absorbed into the body, it can potentially cause HPA axis suppression, a condition monitored by healthcare providers using blood tests.

Additionally, the corticosteroid may cause elevated blood glucose levels in some patients, a change that can be detected through blood testing.


Q: Is LOTRICOMB addictive or habit-forming?

A: The product is not classified as an addictive substance in official documentation.

However, prolonged use of topical corticosteroids has been associated with dependency or symptoms related to Topical Steroid Withdrawal (TSW), which is why regulatory agencies define a strictly limited time of use.


Q: Can LOTRICOMB be used on cracked or broken skin?

A: Official guidance for the antifungal component often cautions against applying it to severely irritated or cracked skin.

The presence of damaged skin can also increase the percutaneous absorption of the corticosteroid component, leading to a potentially higher systemic exposure risk.


Q: How does LOTRICOMB compare to other combination antifungal/steroid creams in its class?

A: Official research evidence notes that comparative evidence is lacking regarding how this specific combination medicine compares directly to other combination products that do not contain a steroid.

Clinical trials primarily compared this medicine to its single-ingredient components (the antifungal alone and the steroid alone) and an inactive base.


Q: Do you have to avoid alcohol while using LOTRICOMB cream?

A: The official regulatory labeling does not mention any required avoidance of alcohol consumption while using this topical medicine.


Q: Is there a generic version of LOTRICOMB available?

A: Yes. This product is available as a generic formulation under its chemical names, clotrimazole and betamethasone dipropionate cream/lotion.

These generic versions have received official Abbreviated New Drug Application (ANDA) approval.


Q: Can I use LOTRICOMB for a rash that has not been diagnosed by a healthcare provider?

A: Official patient instructions describe that this medication is intended for use only for the disorder for which it was prescribed.

If the condition has not been diagnosed, official documents state the medication should not be used, and a healthcare provider should be involved if there is no improvement.


Q: What kind of data exists regarding resistance to the antifungal component of LOTRICOMB?

A: Official regulatory documents indicate that strains of dermatophytes having a natural resistance to the antifungal component, clotrimazole, have not been reported in the regulatory documents for this product.

Regulatory documents note that the development of resistance is a general consideration for antifungal medicines.


Q: What should I do if I miss an application of LOTRICOMB?

A: Official patient guidance indicates that a missed application is to be applied as soon as it is remembered.

However, if it is almost time for the next application, the missed dose should be skipped, and the regular schedule should be continued. Official guidance states that more medicine is not to be applied to compensate for the missed application.


Q: Is it necessary to wash my hands after applying LOTRICOMB?

A: Yes. The official patient information explicitly states that hands must be washed after each application of the medicine.

This instruction is intended to prevent the accidental transfer of the medication to unintended areas, such as the eyes or mouth.


Q: Does temperature or climate affect how well LOTRICOMB works?

A: Official storage instructions mandate keeping the product at controlled room temperature to ensure the chemical stability of the active ingredients.

The effectiveness of topical corticosteroids may be influenced by various physiological factors, although the primary focus of official documents is on drug stability and proper storage.


Q: Does the cream have a noticeable smell?

A: The active ingredients are chemically described as odorless crystalline powders.

The overall odor of the final formulation is not explicitly defined in the official regulatory documents.


Q: Is LOTRICOMB prescribed for infections outside of the skin?

A: No. The product is strictly labeled for topical use only for dermatological conditions.

It is explicitly not intended for ophthalmic (eye), oral, or intravaginal use.


Q: Can I use LOTRICOMB if I have a pre-existing skin condition like acne?

A: Official regulatory documents list acne vulgaris as one of the specific pre-existing conditions for which the use of this medicine is contraindicated (prohibited).


Q: What is the main difference between LOTRICOMB and a single ingredient cream?

A: LOTRICOMB is classified as a dual-action combination medicine because it contains two distinct active ingredients: a corticosteroid and an antifungal.

Unlike a single-ingredient cream, this product is designed for the simultaneous management of both inflammatory symptoms and the underlying fungal pathogen in one application.

How should LOTRICOMB be stored and disposed of?

Storage and Handling Requirements

The cream must be stored strictly according to regulatory standards to ensure the stability of its active ingredients. The required storage condition is controlled room temperature, specifically between 20 to 25 C (68 to 77 F), with limited temperature excursions permitted.

It is officially mandated to keep the product from freezing and to protect it from exposure to excess heat and moisture. The medication must be maintained in its original container, which should be kept tightly closed.

For safety, the product must be stored out of the sight and reach of children at all times.

Disposal Instructions

Official regulatory guidance directs users to consult a healthcare professional or pharmacist on the correct method for disposing of any unused or expired cream. This ensures that outdated medicine is discarded appropriately, rather than being kept or discarded in household waste without proper instruction.

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

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