Cyclocort

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Cyclocort

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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 Cyclocort

Cyclocort is a prescription-only medication for topical dermatologic use, defined by its active pharmaceutical ingredient, Amcinonide. It is classified as a potent synthetic fluorinated glucocorticoid within the corticosteroid family, used to provide rapid relief from intense inflammation and itching.

Property Description
Active ingredient Amcinonide (INN)
Forms Topical Cream, Ointment, Lotion
Pharmacological class High-Potency Corticosteroid / Glucocorticoid
Common use Anti-inflammatory and antipruritic relief
Origin Synthetic Fluorinated Steroid

Identity and Potency Classification

The identity of Cyclocort is established by its active compound, Amcinonide, a potent synthetic compound derived from the steroid structure. The pharmacological classification recognizes Amcinonide as a Corticosteroid Hormone Receptor Agonist, which explains its mechanism of reducing inflammation at the cellular level. This means the medicine is clinically recognized as having a strong ability to calm the immune and inflammatory response in the skin. Amcinonide is classified as a high-potency topical steroid, confirming its strength is significantly greater than low-potency alternatives.


Forms, Composition, and Differentiation

Cyclocort is a single-active-ingredient product available in three distinct dosage forms: a Topical Cream, an Ointment, and a Lotion, all intended for application directly to the skin. This variation in vehicles is a key differentiating feature; for instance, the Ointment base is often favored for drier, thicker skin lesions, as its petrolatum composition enhances absorption and, consequently, its clinical effect. The drug’s topical route of administration allows for concentrated anti-inflammatory and antipruritic action at the site of inflammation.

Regulatory References

  1. NIH DailyMed

What side effects are possible with Cyclocort?

Cyclocort (amcinonide topical) is a high-potency corticosteroid, and its safety profile is primarily defined by local skin reactions and the potential for systemic adverse effects due to absorption.

Adverse Reactions

The most common adverse reactions reported in clinical trials include local effects at the application site: burning, itching, stinging, and soreness.

Infrequent or Rare Local Effects

Prolonged use or use under occlusive dressings may lead to additional local reactions, including:

  • Skin atrophy (thinning)
  • Striae (stretch marks)
  • Folliculitis
  • Hypopigmentation (lightening of treated skin)
  • Acneiform eruptions
  • Secondary infection

Serious Systemic Adverse Reactions

Systemic absorption, especially when applied over large areas, for a long duration, or with occlusion, can lead to serious endocrine and metabolic effects. These include reversible Hypothalamic-Pituitary-Adrenal (HPA) axis suppression and manifestations of Cushing's syndrome. Other systemic concerns include hyperglycemia and glucosuria. Ocular effects like glaucoma and cataracts have also been documented due to absorption.

Safety Considerations

Restrictions and Limitations

Cyclocort is contraindicated in patients with a history of hypersensitivity to its components. It is not for ophthalmic use and contact with the eyes should be avoided. Discontinuation is required if local irritation develops or if an underlying skin infection worsens.

Population-Specific Warnings

Pediatric patients are at greater risk of systemic toxicity, including HPA axis suppression and intracranial hypertension, due to a larger skin surface area-to-body weight ratio. Chronic therapy may interfere with their growth and development. Use during pregnancy is categorized as Category C, meaning it should only be used if the potential benefit justifies the potential risk to the fetus.

Overdose and Emergency Response

The official regulatory documentation for Cyclocort (Amcinonide) focuses on the risk of systemic toxicity resulting from high-level percutaneous absorption, typically with prolonged use, application over large surface areas, or occlusive dressings.

Manifestation Profile Officially Documented Findings
Endocrine Disruption Hypothalamic-Pituitary-Adrenal (HPA) axis suppression, Manifestations of Cushing's syndrome, hyperglycemia, and glucosuria.
Pediatric Outcomes Intracranial hypertension (including bulging fontanelles), linear growth retardation, and delayed weight gain.

Emergency Actions and Monitoring

Immediate medical attention is required following the accidental swallowing or ingestion of the medication. The official regulatory approach for confirmed systemic toxicity mandates evaluation via the Urinary free-cortisol test and the ACTH stimulation test. If HPA axis suppression is noted, intervention procedures include withdrawal of the drug, reduction of the frequency of application, or substitution with a less potent steroid. Pediatric patients are identified as being more susceptible to these systemic effects.

Therapeutic Uses of Cyclocort

What Cyclocort Treats: Main Uses and Benefits

Cyclocort (Amcinonide) is a potent topical corticosteroid, and its main therapeutic uses focus on symptomatic relief for severe skin conditions. It is indicated for the relief of inflammatory and pruritic manifestations of corticosteroid-responsive dermatoses.


Managing Severe Inflammation and Dermatoses

This medication is commonly used across conditions presenting with acute episodes of severe skin inflammation, such as eczema (atopic dermatitis), localized psoriasis plaques, and lichen planus. It is applied in situations involving symptoms related to inflammatory or irritative states, specifically targeting pronounced manifestations like redness, swelling, and tissue irritation. This supportive use may assist with managing symptoms and helps patients cope more steadily with difficult episodes.

Relief from Persistent and Debilitating Itching

The high-potency agent is relevant for easing the intense, persistent urge to scratch, or pruritus, which is a key symptom that may be part of symptomatic management of inflammatory skin disorders. It helps address symptom clusters that may become intense or disruptive and interfere with daily comfort. This relief contributes to improved comfort during periods of heightened symptoms.


Quick Fact: Relief for Intense Itching and Inflammation

Primary Focus Symptom Context Patient Benefit
Pruritus & Dermatitis Severe, disruptive, or recurrent symptoms Helps maintain a sense of stability and functional comfort.

Regulatory References

  1. DailyMed Product Label for Amcinonide

Eligibility and Restrictions for Use

Official Eligibility Rules for Cyclocort (Amcinonide)

The ability to use Cyclocort is strictly determined by official regulatory documents, which establish non-eligibility rules, age-related restrictions, and conditions for use.

Category Official Regulatory Statement
Populations Contraindicated Patients with a history of hypersensitivity to Amcinonide, other corticosteroids, or any component of the preparation.
Patients with certain untreated local skin infections (viral, fungal, bacterial), rosacea, or acne vulgaris (in many regulatory documents).
Age-Related Rules Pediatric Use: Safety and effectiveness have not been established in pediatric patients (often cited as under 12 or 18 years). Children are more susceptible to systemic absorption effects.
Pregnancy/Lactation Status Pregnancy (Category C): Use is conditional; permitted only if the potential benefit justifies the potential risk to the fetus. Lactation: Caution is advised as it is not known if the drug is secreted into breast milk.
Eligibility Restrictions Use is limited on the face, groin, or axillae (armpits), and application under occlusive dressings (e.g., bandages, tight diapers) is generally prohibited due to increased systemic absorption risk.

The regulatory profile strictly limits use based on absolute hypersensitivity and the non-established use status in the pediatric population. Conditional restrictions apply to specific high-absorption body areas and physiological states like pregnancy, reflecting rules against any use that significantly increases the drug's systemic entry.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile of Cyclocort (Amcinonide topical) is primarily defined by the potential for systemic absorption and two key documented constraints found in regulatory labeling. No drug-drug combinations are officially classified as contraindicated.

Documented Pharmacokinetic Interactions

The drug label recognizes the potential for pharmacokinetic interaction with specific substances that may impair metabolism. Co-administration with potent enzyme inhibitors, such as Ritonavir or Itraconazole, may lead to a clinically significant increase in the systemic exposure (plasma concentration) of Amcinonide. This interaction is classified as requiring careful use or monitoring due to the risk of augmenting the body’s exposure to the corticosteroid.


Other Documented Restrictions

Category Interaction Description
Product-Composition Restriction Ingredients in the formulation may officially impair the effectiveness of latex products (e.g., condoms or diaphragms).
Population-Specific Risk The official label notes that pediatric patients and those with hepatic impairment are populations with an augmented susceptibility to the risk of systemic effects, which heightens the clinical relevance of exposure-modifying interactions.

The official interaction profile is further constrained by the fact that the relevance of all systemic interactions is tied to the degree of systemic absorption of the medicine.

Mechanism of Action

The active compound, amcinonide, is a synthetic glucocorticoid that functions as an agonist for the intracellular glucocorticoid receptor (GR). Upon transdermal absorption, amcinonide traverses the cell membrane and binds to the cytosolic GR, forming an activated ligand-receptor complex.

This complex then translocates into the cell nucleus. Within the nucleus, the complex modifies gene transcription by binding to specific glucocorticoid response elements (GREs) on the DNA. This action leads to the upregulation of genes coding for anti-inflammatory proteins, such as lipocortin (Annexin A1).

Simultaneously, the complex inhibits the transcription of genes responsible for pro-inflammatory mediators, including various cytokines and adhesion molecules. Lipocortin, the induced anti-inflammatory protein, acts by inhibiting the enzyme phospholipase A2. This inhibition blocks the release of arachidonic acid from cell membrane phospholipids, which is the precursor for the biosynthesis of eicosanoids, specifically prostaglandins and leukotrienes, key molecular mediators in the inflammatory cascade. Downstream consequences include a decrease in local cellular proliferation and a reduction in microvascular permeability, resulting in localized vasoconstriction and modulation of the systemic physiological immune response.

Dosage and Administration Information

How to Use Cyclocort

Cyclocort (Amcinonide) is a high-potency corticosteroid prescribed for topical administration, meaning it is applied directly to the affected skin area. The medicine is available in three distinct 0.1% strengths: Cream, Ointment, and Lotion.


Application and Frequency Patterns

The standard regimen involves applying a thin film of the product to the skin. The required frequency depends on the specific formulation being used. For the cream and ointment, application is typically performed two to three times a day. The lotion formulation is generally applied twice a day.


Course Duration and Use Constraints

The duration of treatment is limited to minimize potential usage risks. For the cream and ointment, the course of treatment should generally not exceed two weeks. While certain resistant conditions, such as severe psoriasis, may warrant an extension, the total treatment period should not surpass three weeks. Use should be discontinued promptly once the treated skin condition is controlled. The product is not approved for ophthalmic use and must not be applied to the eye.

Population-Specific Use

For pediatric patients, prolonged application beyond two weeks is generally not recommended. Furthermore, use in the diaper area of children is also to be avoided. The use of occlusive dressings (e.g., plastic wrap) with the medication is permitted only for severe, resistant lesions and must be performed under close medical supervision.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Cyclocort

The research base for Cyclocort (Amcinonide) includes short-term Randomized Controlled Trials (RCTs) and controlled comparative studies. This research was studied for use in various inflammatory skin conditions that are known to respond to corticosteroids. These studies explored outcomes linked to inflammatory or irritative states over a defined time interval. Researchers examined objective signs of inflammation, such as redness (erythema), swelling, scaling, and the presence of plaques, and applied in studies examining patient-reported experiences of itching, or pruritus.


Evidence for Use in Eczematous Dermatitis (Atopic Dermatitis) and Psoriasis

Cyclocort was evaluated in short-term, controlled trial designs used in research exploring how symptoms change over time in patients with Eczematous Dermatitis or Atopic Dermatitis. Similarly, research has also explored its use in Plaque Psoriasis, a condition relevant in trials assessing short-term or episodic symptom patterns. The trials described patterns related to how key eczema signs evolved and the data show patterns related to changes in the characteristics of psoriasis plaques.


Research Gaps and Uncertainties

The research landscape is largely defined by short-term efficacy trials. Because follow-up durations were limited, typically to two or three weeks, the research provides limited insight into chronic disease management, relapse patterns, or extended treatment consequences. Long-term effects are not fully established.

The core studies included a primary population of adults, but data for certain groups remain insufficient. For instance, specific, dedicated clinical trials to establish the full range of evidence in geriatric patients (over 65 years of age) have generally not been performed. Furthermore, the regulatory documentation highlights that evidence for use in children is an area where data are still emerging and special monitoring may be necessary.

Key Studies & References Amcinonide Topical Product Labeling (NDA 18-052/S-020) - NIH DailyMed

Frequently Asked Questions (FAQ)

Common questions about Cyclocort (FAQ)

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

A: Cyclocort is available in different forms, including a cream and an ointment, which use different inactive ingredients (vehicles). The Ointment typically contains a base like white petrolatum, which is designed to enhance the absorption of the medicine through the skin. Official documents indicate that due to this difference in composition, the ointment form may have a relatively higher potency compared to the cream form, even when the concentration of the active ingredient is the same.

Q: How quickly can a person expect to see results when using Cyclocort?

A: Official research evidence is based on short-term clinical trials, typically measuring outcomes over a period of two to three weeks. While the medicine is categorized for rapid relief from inflammation, official documents do not provide a guaranteed or universal timeline for when a patient will begin to see visible results. Information regarding changes in symptoms is typically reviewed with a healthcare professional.

Q: Is Cyclocort available without a prescription (over-the-counter)?

A: No, Cyclocort (Amcinonide) is classified by regulatory bodies as a prescription-only medication for topical dermatologic use. Requirements state that this potent topical corticosteroid must be prescribed and dispensed by a licensed healthcare professional.

Q: Is it normal to feel a mild burning or stinging when I first apply Cyclocort?

A: Yes, regulatory documents list burning, stinging, dryness, and itching at the application site among the most common adverse reactions reported. This sensation is described as a mild local effect, which may be more noticeable when the medication is first applied. If this feeling becomes severe or does not subside, it is noted that these concerns should be reviewed.

Q: Can Cyclocort interact with common oral medications?

A: The official interaction profile is focused on substances that can significantly affect the medicine's absorption or metabolism, such as certain enzyme inhibitors (like Ritonavir). Because Cyclocort is applied topically, the risk of interactions with most common oral medications is tied to the degree of systemic absorption into the body. It is generally recommended that patients provide their healthcare professional with a comprehensive list of all current medications, including oral ones.

Q: What are the inactive ingredients in Cyclocort cream versus the ointment?

A: The Cream and Ointment contain different inactive ingredients (vehicles). For example, the Cream formulation may contain emulsifying ingredients and preserving agents, while the Ointment is typically formulated with a simple base of white petrolatum and mineral oil. These differences are what affect the medication's texture, how it feels on the skin, and its ultimate absorption rate.

Q: Can Cyclocort be used for skin infections?

A: Regulatory documents indicate that Cyclocort is not indicated for treating infections and is contraindicated (should not be used) in patients with certain untreated local skin infections (e.g., viral, bacterial, or fungal). The use of this type of medication may require discontinuation if a local skin infection is present or appears to worsen.

Q: Is Cyclocort safe for older adults (geriatric population)?

A: Official regulatory documents note that specific, dedicated clinical trials to establish the full range of evidence in geriatric patients (typically defined as those over 65 years of age) have generally not been performed. Therefore, data on the effectiveness and safety profile specific to this population is still emerging or considered limited.

Q: What is 'rebound' inflammation and is it a concern when stopping Cyclocort?

A: The official product information strongly recommends that therapy be limited to a short-term duration, typically not exceeding two consecutive weeks. This constraint is in place to minimize potential usage risks. While the specific term 'rebound inflammation' is not consistently used across all labels, this warning reflects regulatory concerns about the effects of extended use and how the skin condition may respond upon cessation.

Q: Is it okay to use Cyclocort in skin folds like the armpit or groin?

A: Official labeling states that use on sensitive areas, including the face, groin, and axillae (armpits), is limited or should be avoided. This restriction is due to the anatomy of these areas, which naturally increase the systemic absorption of the medicine into the body, heightening the risk of systemic side effects.

Q: Does Cyclocort cause acne or pimples as a side effect?

A: Yes, Acneiform eruptions (acne-like breakouts) are listed among the possible side effects in the official product information. These are categorized as infrequent or rare local effects that may occur with topical corticosteroid use, especially with prolonged application.

Q: Can using Cyclocort lead to changes in skin color or pigmentation?

A: Yes, changes in skin color are a documented local side effect. Specifically, hypopigmentation (lightening of the treated skin) is listed among the infrequent or rare local effects that may occur with topical corticosteroid use.

Q: What happens if I miss a scheduled application of Cyclocort?

A: According to patient guidelines, if an application is missed, it should be applied as soon as it is remembered. However, if it is almost time for the next scheduled application, the missed one should be skipped. Regulatory guidelines indicate that a double amount should not be applied to compensate for a missed application.

Q: What types of skin problems are considered 'corticosteroid-responsive dermatoses'?

A: This is the official term used in regulatory documents to describe inflammatory and pruritic (itchy) skin conditions that are known to respond positively to treatment with corticosteroids. Examples of conditions studied in the research base include Eczematous Dermatitis (Eczema) and Plaque Psoriasis.

Q: Are certain age groups more likely to experience side effects from Cyclocort?

A: Pediatric patients are identified in warnings as having a greater risk of systemic toxicity. This heightened risk, which includes effects like HPA axis suppression, is primarily attributed to their larger skin surface area-to-body weight ratio compared to adults.

Q: Does using Cyclocort near the eyes pose a risk for eye conditions?

A: The medicine is not approved for use in the eyes, and contact with the eyes should be strictly avoided. Official warnings note that systemic absorption, particularly with prolonged use near the eyes, has been documented to cause ocular effects, including the development of glaucoma and cataracts.

Q: Can Cyclocort be used for chronic skin issues?

A: Official regulatory documents emphasize that treatment is generally recommended for short-term use, with a duration typically not exceeding two consecutive weeks. Research is primarily limited to short-term efficacy, meaning there is limited data and insight into the consequences of extended treatment or the long-term management of chronic disease.

Q: Do you need to wash your hands before and after applying Cyclocort?

A: Yes, patient information leaflets generally advise that individuals should wash their hands thoroughly with soap and water both before and after applying the medication. This is a standard procedural measure for topical administration unless the medicine is specifically being applied to the hands for treatment.

Q: Can Cyclocort be used on broken skin or open wounds?

A: Regulatory documents caution against applying the product to compromised or broken skin. This is because skin damage or open wounds may increase the amount of medication absorbed into the body, significantly raising the risk of systemic side effects associated with the potent corticosteroid.

How should Cyclocort be stored and disposed of?

How to Store and Dispose of Cyclocort

Cyclocort (amcinonide) must be stored according to official regulatory requirements to ensure its stability. The medication requires storage at Controlled Room Temperature, which is defined as 20 C to 25 C (68 F to 77 F). It is mandatory to not freeze the product and to protect it from excessive heat, moisture, and light.

The medicine must always be stored out of the reach of children.

Disposal Instructions

Regarding disposal, Cyclocort is not on the U.S. FDA's list of medicines recommended for flushing down the toilet. Unused or expired product should be disposed of by utilizing a drug take-back program when available, or by following the general guidelines for non-flushable medicines, which involves mixing it with an undesirable substance and placing it in a sealed container before discarding in household trash.

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

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