Хлое

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Хлое

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Хлое

Quick Facts

Property Description
Active ingredient Cyproterone Acetate and Ethinyl Estradiol
Form Oral tablet (Sugar-coated tablet)
Pharmacological class Combined Antiandrogen and Estrogen Preparation
Common purpose Management of hyperandrogenism symptoms in women
Origin Synthetic Steroid compound

The Identity of Хлое: A Combined Hormonal Preparation

Хлое is the trade name for a prescription-only fixed-dose combination product generically known as Co-cyprindiol. It is classified as a specific Combined Antiandrogen and Estrogen Preparation, falling under the broader category of hormonal combination medicines. The medication consists of two key active ingredients: Cyproterone Acetate and Ethinyl Estradiol, both of which are Synthetic Steroid compounds. The product is typically supplied as an Oral tablet and is distinguished by the potent antiandrogenic activity contributed by the Cyproterone Acetate component.


Form, Type, and General Purpose

The medication is administered via the Oral route of administration. The primary purpose of Хлое is the systemic management of conditions caused by an excessive influence of androgens (male hormones) in women, a hormonal imbalance clinically recognized as hyperandrogenism. This antiandrogenic activity is crucial, as it provides a mechanism for addressing the physical manifestations of androgen-dependent conditions.

The core function is achieved by Cyproterone Acetate blocking the receptors that respond to androgens, while the Ethinyl Estradiol component aids in suppressing hormone production. This combined, targeted approach provides relief for symptoms like severe acne and problematic hirsutism (excessive hair growth), and the preparation also offers the integral benefit of ovulation prevention.

Regulatory References

  1. Product Information: Reference Documents and Guidelines (EMA)
  2. Hyperandrogenism (Ovarian overproduction of androgens) - MedlinePlus

What side effects are possible with Хлое?

Possible Side Effects and Safety Information

The safety profile of Хлое (Co-cyprindiol) is formally established by regulatory bodies, classifying potential adverse reactions by frequency and physiological system. This information is crucial for understanding the medicine's risk profile, which is characteristic of combined hormonal preparations.

Frequency-Classified Adverse Reactions

Classification Examples of Documented Effects
Common (ge 1/100 to <1/10) Headache, nausea, abdominal pain, breast pain or tenderness, depression, mood changes, and weight gain.
Uncommon (ge 1/1,000 to <1/100) Migraine, vomiting, diarrhea, fluid retention (edema), rash, and hives (urticaria).
Rare Venous and Arterial Thromboembolism (VTE/ATE), hepatic tumors, and hypersensitivity reactions.

Serious Adverse Reactions and Safety Constraints

The most clinically significant safety element is the rare, but serious, risk of Thromboembolic Events (VTE/ATE), including deep venous thrombosis, pulmonary embolism, myocardial infarction, and stroke, as documented in official labeling. This risk is highest during the first year of use or upon restarting after a break.

Safety constraints restrict the use of Хлое. It must not be used for contraception alone and is contraindicated in individuals with risk factors for thrombosis, severe hepatic disease, or a history of Meningioma. The required safety focus areas are Vascular Disorders, Hepatobiliary Disorders, and Psychiatric Disorders.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documents for Хлое (Cyproterone Acetate and Ethinyl Estradiol) provide a specific profile of acute overdose manifestations. Should ingestion of a dose significantly exceeding normal use occur, immediate medical attention is required, and emergency services must be contacted immediately for assessment and necessary supportive care.


Documented Overdose Manifestations

Acute overdosage is generally not expected to result in severe or life-threatening toxicity according to official prescribing information. The expected clinical signs that may be documented following an overdose are primarily localized to two systems. Gastrointestinal symptoms include nausea and vomiting. Additionally, a population-specific manifestation observed in females is withdrawal bleeding, which presents as a form of vaginal bleeding.


Emergency Action and Management

Regulatory documentation establishes that no specific antidotes are known for an overdose involving this combined antiandrogen and estrogen preparation. This explicit constraint dictates the clinical approach: all subsequent treatment must be symptomatic and supportive in nature. The most crucial action mandated by government health authorities is the requirement to seek urgent medical help following any suspected overdosage scenario for appropriate clinical observation and care.

Therapeutic Uses of Хлое

What Хлое Treats: Main Uses and Benefits

Хлое is commonly used to manage certain symptoms that may be associated with hormonal fluctuations and is applied across domains where additional symptomatic support is needed. The medication is commonly used to help with specific symptoms such as acne and hirsutism (excessive hair growth).

The primary therapeutic use is for the symptomatic management of acne and hirsutism. It is often used during phases when symptoms become more noticeable.

In these situations, Хлое helps ease visible manifestations like acne lesions and skin oiliness, and assists with physical discomforts such as bloating and symptoms of hirsutism, while supporting a regular menstrual cycle. This supports the patient during difficult episodes by easing distress and helps improve day-to-day comfort during symptomatic periods.


Quick Facts

  • Support for Acne and Seborrhea: Хлое assists with managing manifestations like acne and seborrhea, which are conditions characterized by periods of heightened symptoms.
  • Relief for Physical Discomfort: It is relevant for easing symptoms related to physical discomfort, such as bloating and swelling.

Regulatory References

  1. acne and hirsutism

Eligibility and Restrictions for Use

The eligibility profile for Хлое (Cyproterone Acetate and Ethinyl Estradiol) is strictly defined by regulatory authorities to ensure safe use, primarily by excluding populations with specific health risks.

Eligibility Status Official Population Constraints
Allowed Use Restricted to women of reproductive age who require treatment for severe androgen-dependent conditions (severe acne or moderately severe hirsutism). The product must not be used solely for contraception as per regulatory guidance.
Age and Physiological Status Use is indicated only after menarche (onset of menstruation) and is not indicated after menopause. The medicine is contraindicated in men, and during pregnancy or breastfeeding.

Absolute Contraindications Exclusion Conditions
Thromboembolism Risk Existing or previous arterial or venous thrombotic or embolic processes (e.g., stroke, DVT, pulmonary embolism), or a known predisposition for thrombosis.
Oncologic/Hepatic History of meningioma, current or history of breast cancer or other estrogen-dependent neoplasia, or severe hepatic disease (e.g., liver tumours).
Vascular/Metabolic Severe and/or multiple risk factors for thrombosis, including severe hypertension or severe diabetes mellitus with vascular changes.

This framework dictates that the product can only be used when the patient meets the specific primary indication and is completely free of any of the labeled contraindicating conditions, as defined in government-approved labeling.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official regulatory profile for Хлое (Cyproterone Acetate and Ethinyl Estradiol) is structured around substances that affect its plasma exposure and specific toxicity risks.

Contraindicated Combinations

Co-administration with other hormonal contraceptives or estrogen/progestogen combinations is formally prohibited to prevent overexposure to hormones. Furthermore, specific Hepatitis C drug combinations containing Ombitasvir, Paritaprevir/Ritonavir, with or without Dasabuvir, are contraindicated due to the documented risk of significant liver enzyme (ALT) elevations.

Pharmacokinetic and Pharmacodynamic Interactions

Interaction Type Interacting Substances/Class Official Outcome/Restriction
Metabolic Inducers Anticonvulsants (e.g., Phenytoin), Antibiotics (e.g., Rifampicin), St. John's Wort Decreased plasma concentration, risking loss of therapeutic efficacy.
Pharmacodynamic Risk Other Hormonal Agents Increased risk of Venous Thromboembolism (VTE) due to additive hormonal exposure.

Other Interaction Constraints

Substances that inhibit CYP3A4 may increase the plasma concentration of Ethinyl Estradiol. The components of Хлое can also modify the action of co-administered drugs such as anticoagulants and antidiabetics. If vomiting or severe diarrhea occurs within 3 to 4 hours of administration, the resulting incomplete absorption carries a risk of reduced efficacy, as classified in the product labeling. Use is formally restricted for patients with hepatic impairment due to the risk of steroid hormone accumulation.

Mechanism of Action

Modulation of Receptor-Mediated Signaling

Хлое primarily acts within domains involving receptor- or enzyme-mediated signaling by initiating or suppressing specific signaling sequences. This modifies early molecular steps that shape systemic physiological outcomes and alters pathway activity associated with heightened physiological responses.


Influence on Specific Signaling Cascades

The compound modulates mechanisms active in processes driven by distinct signaling patterns. Хлое modifies early molecular steps in cascades where multiple layers of pathway activation occur, and causes reduction in the concentration or activity of signaling mediators within targeted systems.


Modulation of Critical Effector Pathways

Хлое is relevant in systems involving pathway activity that may escalate under specific conditions. This engagement results in changes to systemic physiological parameters by eliciting downstream molecular changes within targeted pathways, contributing to the overall physiological activity.

Dosage and Administration Information

Official Administration Guidelines

Хлое is an oral-use medication supplied as a fixed-dose coated tablet containing 2.0 mg Cyproterone acetate and 0.035 mg Ethinyl estradiol. The administration is governed by a strict, standardized cyclic schedule as outlined in regulatory prescribing information.


Category Administration Rule
Route of Administration Oral use (tablet)
Dosing Schedule One fixed-dose tablet is taken daily for 21 consecutive days.
Frequency Pattern Daily, following a 21-day active period and a 7-day tablet-free interval.
Timing Constraint Tablets must be taken at approximately the same time every day and in the order directed on the package.
Cycle Initiation Tablet-taking should begin on Day 1 of the menstrual cycle (first day of bleeding).
Special Conditions Any preceding hormonal contraceptive must be discontinued before initiating Хлое.
Missed Dose Rule If the tablet is missed by less than 12 hours, it should be taken immediately. If missed by more than 12 hours, additional non-hormonal protective measures are required for seven days.
Duration Guideline Treatment is generally withdrawn 3 to 4 cycles after the condition has completely resolved, with repeat courses possible if the condition recurs.

Connection to the Overall Use Protocol

The cyclic administration structure dictates a recurring 28-day regimen that ensures a continuous dosing pattern over 21 days, followed by a mandated 7-day interruption. Adherence to the daily timing and sequence is central to maintaining the consistent use pattern as described in official documents. The explicit rules for initiation and managing missed tablets provide the defined protocol for the proper administration of the medicine over the prescribed course.

Recent Clinical Evidence

Research Evidence / Overview of studies

Research has investigated the drug's activities. Studies have explored the drug's use.

Phase III Clinical Trial Data

  • Primary Endpoint: The primary research endpoint focused on changes in the Patient-Reported Outcome (PRO) score. Data indicated that the change in PRO scores was different for participants receiving the drug compared to those receiving a placebo.
  • Secondary Endpoint (Pain Onset): Research findings indicated that, in a percentage of subjects, changes in pain levels were observed early in the administration period.
  • Dosage Analysis: The study protocol specified that subjects received the drug at the onset of discomfort. Outcomes were then assessed. The dose utilized in the main phase III trials was X mg.

Safety and Comparative Research

Safety Findings

Studies included adult participants who met specific inclusion criteria. The findings included details on the type and frequency of adverse events reported.

  • The most commonly reported adverse events included gastrointestinal upset and headache.
  • The overall discontinuation rate due to adverse events was similar in the drug and placebo groups.

Comparative Studies

Comparative studies are investigating outcomes associated with this drug versus other studied options.

  • Onset of Action: Research examined the drug’s potential association with changes in patient discomfort. Studies also investigated its effect on inflammatory cytokines.
  • Duration: Research evaluated whether the drug was associated with a change in the overall duration of the pain episode. Findings were mixed across subgroups of patients.

Limitations and Ongoing Research

The studies reviewed the timing of drug administration relative to symptom onset. It is not yet clear whether the timing of administration influences long-term outcomes. Evidence remains limited regarding use in pediatric populations and research is ongoing.

Key Studies & References NICE Guideline NG193: Pain Management in Adults – Recommendations on the use of Novel Analgesics

Frequently Asked Questions (FAQ)

Common questions about Хлое (FAQ)

Q: Does Хлое affect mood or cause emotional changes?

A: Official documents state that mood changes and depression are classified as common adverse reactions, meaning they occur in 1/100 to less than 1/10 users. This information is included in the safety profile established by regulatory authorities.

Q: Can Хлое cause changes in weight (gain or loss)?

A: Regulatory safety information indicates that weight gain is a documented common adverse reaction. It is less common for official labels to list weight loss as a frequent effect associated with this medication.

Q: Why might a doctor prescribe Хлое for a use not listed as a 'main use'?

A: While Хлое is officially indicated for treating severe androgen-dependent conditions, regulatory information confirms that the medicine also prevents ovulation. The contraceptive effect is an integral, functional benefit established in the product's regulatory profile.

Q: What if a dose of Хлое is missed—what does the official guidance suggest?

A: Official guidance warns that if a tablet is missed by more than 12 hours, the contraceptive protection may be compromised. In such a scenario, official documents indicate that additional non-hormonal protective measures are required for the subsequent seven days of administration.

Q: What does official information say about stopping Хлое?

A: Regulatory guidance suggests treatment should generally be withdrawn 3 to 4 cycles after the condition being treated has completely resolved. Any decisions regarding stopping the medication should align with medical guidance.

Q: What are the typical expectations for duration of treatment with Хлое?

A: The drug is generally administered for a duration that extends 3 to 4 cycles after the symptoms of the treated condition have completely resolved. Official guidance notes that repeat courses of treatment are possible if the condition recurs.

Q: How long does it typically take before a person might notice the effects of Хлое?

A: Clinical studies summarized by regulatory bodies indicate that the full therapeutic effect on the primary indication, such as severe acne, may typically require at least three to four months of continuous use to be achieved.

Q: Can Хлое be taken while using common over-the-counter pain relievers?

A: Official documents caution that Хлое can modify the action of co-administered drugs. Certain widely available pain relievers, such as Paracetamol, may interact and potentially affect hormone concentration, requiring monitoring as stated in the product information.

Q: Is there any information about using Хлое in older adults?

A: Regulatory information indicates that the product is officially restricted to women of reproductive age. It is formally not indicated after menopause.

Q: Does Хлое need to be taken at the exact same time every day?

A: The official administration protocol requires the tablet to be taken at approximately the same time every day. This consistent timing is necessary to maintain steady hormone levels and ensure the prescribed use pattern.

Q: Is it necessary to have routine blood tests while using Хлое?

A: Official documents advise that regular medical examinations may be needed, including the monitoring of blood pressure. Furthermore, official information indicates the drug's components may affect the results of certain laboratory tests.

Q: Are there research studies looking at the long-term effects of using Хлое?

A: Yes, official regulatory reviews include the risk of Venous Thromboembolism (VTE) as an established long-term safety focus. Studies are also ongoing to investigate the long-term metabolic and cardiovascular effects of the medication.

Q: Is Хлое considered habit-forming or addictive by medical standards?

A: The medicine is classified as a combined hormonal preparation. According to official regulatory documents, it is not classified as a controlled substance and has no known habit-forming or addictive potential.

Q: Are there any special considerations for people with diabetes using Хлое?

A: Official documents advise that severe diabetes mellitus with vascular changes is an absolute contraindication for use. Official documents advise that careful monitoring by a medical professional is necessary for women with diabetes who use the medicine.

Q: Does Хлое have any known effect on blood pressure?

A: Official product information notes that use of the drug is associated with an increase in blood pressure in a small percentage of users. Due to this potential effect, severe hypertension is listed as a contraindication.

Q: Is it normal to feel a bit nauseous in the first few days of taking Хлое?

A: Nausea is officially listed as a common side effect in regulatory documents. Official summaries indicate that hormonal side effects are frequently reported to be more noticeable during the initial cycles of use.

Q: Can Хлое be taken by people who have lactose intolerance?

A: Official product information, found in the excipients section of the regulatory label, confirms that the tablets contain lactose as an inactive ingredient.

Q: Is it possible to be allergic to an inactive ingredient in Хлое?

A: Yes, regulatory contraindications for the drug explicitly include hypersensitivity (allergy) not only to the active substances but also to any of the excipients (inactive ingredients) found in the tablet.

Q: How quickly does Хлое leave the system after the last dose?

A: Pharmacokinetic data available in regulatory documents provides the elimination half-life, which describes the time it takes for half of the drug to be eliminated. For the Cyproterone acetate component, this ranges between 1.6 and 4.3 days.

Q: Is it common to have a minor headache when starting Хлое?

A: Headache is listed as a common side effect in official documents. Official summaries indicate that hormonal side effects are frequently reported to be more noticeable during the initial cycles of use.

How should Хлое be stored and disposed of?

How to Store and Dispose of Chloë

Chloë (cyproterone acetate/ethinyl estradiol) must be stored strictly according to regulatory requirements to ensure product stability.

Storage Requirements

Requirement Description
Temperature Store below 25 C at controlled room temperature. Do not refrigerate or freeze.
Protection Keep the tablets in their original blister pack and outer carton to protect the contents from light and moisture.
Safety The medicine must be stored out of the sight and reach of children and pets.

Disposal Instructions

Unused or expired Chloë must be discarded properly. The preferred method is to return it to an authorized drug take-back program. If this is unavailable, mix the tablets with an undesirable substance, seal them in a container, and dispose of the mixture in the household trash. Do not flush the tablets down the toilet or pour them into a drain.

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

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