Ferton

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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 Ferton

What is Ferton? (Clomifene Citrate)

Property Description
Active ingredient Clomifene citrate
Form Oral tablet
Pharmacological class Selective Estrogen Receptor Modulator (SERM)
General purpose Ovulation induction for infertility
Origin Synthetic (nonsteroidal compound)

Ferton is a prescription-only pharmaceutical preparation containing the active substance Clomifene citrate, which is classified as a Selective Estrogen Receptor Modulator (SERM). This designation signifies that the agent is a nonsteroidal compound that selectively modulates estrogen receptors, a mechanism that has been clinically recognized for decades in the management of reproductive disorders. This places Ferton within the category of hormonal agents that function as a Synthetic Ovulation Stimulant by influencing the body's native endocrine axis.

Composition, Origin, and Form: Understanding Clomifene

The active substance, Clomifene, is a purely synthetic compound, belonging chemically to the triphenyl ethylene stilbene derivative class. Ferton is consistently manufactured as a single-ingredient product, provided in a solid tablet form specifically designed for the oral route of administration. The Clomifene citrate itself is a racemic mixture composed of two isomers, zuclomiphene and enclomiphene, a compositional feature that underpins its pharmacological activity.

General Therapeutic Purpose of this SERM

The primary therapeutic purpose of this Synthetic Ovulation Stimulant is to address conditions of anovulatory or oligo-ovulatory infertility. By selectively modulating the hormonal system, Ferton facilitates the essential follicular development required for initiating ovulation by stimulating the release of pituitary gonadotropins (FSH and LH). This provides a targeted, internal stimulus to normalize the reproductive cycle for patients seeking to overcome specific barriers to pregnancy.

What side effects are possible with Ferton?

Possible Side Effects and Safety Information

The safety profile of Clomifene citrate (Ferton) is structured by official regulatory documents through frequency classifications and affected body systems. This information is derived from government health authorities, including the EMA and FDA. The most frequently documented effect is vasomotor flushing (hot flashes), which is classified as very common in regulatory labeling.

Adverse reactions classified as common (ge 1/100 to < 1/10) include effects on the gastrointestinal system (nausea, vomiting, abdominal discomfort), the nervous system (headache), and the reproductive system, which may experience ovarian enlargement and breast discomfort. Visual symptoms, such as blurred vision or scotomata, are also classified as common.

Official labeling emphasizes the potential for Serious Adverse Reactions, notably Ovarian Hyperstimulation Syndrome (OHSS), the severe form of which is a serious medical disorder. Severe visual disturbances may occur, and regulatory guidance notes the possibility of these becoming prolonged or irreversible, linking their severity and incidence to increasing total dose or duration of therapy. Similarly, an increased risk of ovarian neoplasms is noted with prolonged use (e.g., one year or more).

Safety is further defined by Restrictions and Contraindications. The medicine is prohibited for use in patients with active liver disease or a history of hepatic dysfunction, abnormal uterine bleeding of undetermined origin, and certain ovarian cysts not related to PCOS. These safety statements establish precise limitations for the use of Clomifene citrate.

Overdose and Emergency Response

Overdose Map: Overdose and when to seek help — official regulatory information for Ferton

Feature Regulatory Documentation
Documented overdose presentations Nausea, vomiting, pelvic or abdominal pain, vasomotor flushes (hot flashes), and visual disturbances (blurring, scotomata).
Physiological systems affected Gastrointestinal system, visual system, and reproductive system (ovarian enlargement).
Dose-related or exposure-related factors Severity of visual disturbances and hypertriglyceridemia risk are officially linked to higher total dose or longer duration of therapy.
Emergency-response statements Seek emergency medical attention. Immediately call the Poison Help line. Call emergency services if the affected person has collapsed or is having trouble breathing.

Overdose Classifications (High-Level)

Classification Regulatory Documentation
Severity classification Symptoms may range from documented presentations to severe systemic effects (e.g., potentially irreversible visual changes or severe OHSS).
Overdose-context constraints Treatment is primarily symptomatic and supportive; no specific antidote is known.

Official Overdose Statements:

  • Overexposure may result in documented clinical manifestations including nausea, vomiting, pelvic discomfort, and visual changes such as blurring and scintillating scotomata.
  • Regulatory documentation mandates that immediate emergency medical attention and contact with the Poison Help line must be initiated for known or suspected overexposure.
  • The risk for severe complications, particularly potentially irreversible visual disturbances, is officially linked to increased total dose and duration of therapy.
  • Patients are required to stop the use of Ferton immediately and contact a healthcare provider upon the occurrence of any unusual visual symptoms.

Connection to the overall overdose profile (2–4 sentences): The regulatory overdose profile defines specific manifestations and clearly mandates when urgent medical help must be sought, focusing on the potential for dose-related visual and reproductive system complications. This structure establishes the emergency conditions, requiring immediate contact with emergency services, particularly when severe, life-threatening symptoms are present.

Therapeutic Uses of Ferton

What Ferton treats: main uses and benefits

Ferton is a therapeutic option primarily used in the management of specific endocrine and reproductive health conditions. Its primary role involves the modulation of hormonal pathways to address underlying physiological imbalances.

Treatment of Female Infertility

The most common application of Ferton is in the treatment of infertility in women who do not ovulate regularly. This condition, often referred to as anovulatory infertility, occurs when the ovaries do not release an egg during the menstrual cycle.

  • Ovulation Induction: Ferton acts by stimulating the release of hormones necessary for the development and maturation of ovarian follicles.
  • Regulating Cycles: By promoting the growth of a mature follicle, the medication helps facilitate a predictable ovulatory event, thereby increasing the possibility of conception.

Management of Polycystic Ovary Syndrome (PCOS)

For individuals with Polycystic Ovary Syndrome, hormonal imbalances often lead to infrequent or absent periods. Ferton is frequently utilized as a first-line therapy to address the ovulatory dysfunction associated with this syndrome.

Male Reproductive Health

While less common, Ferton may also be used in the management of certain types of male infertility. Specifically, it is applied in cases where a low sperm count (oligospermia) is linked to hormonal deficiencies. The medication works by encouraging the pituitary gland to produce the hormones that signal the testes to produce sperm.

Benefits of Therapy

The primary benefit of Ferton is its ability to restore or trigger the natural reproductive process.

  • Targeted Action: It focuses specifically on the hormonal signals required for gamete development (eggs or sperm).
  • Non-Invasive Approach: As an oral medication, it serves as an initial pharmacological step before more complex assisted reproductive technologies are considered.
  • Improved Hormonal Balance: In addition to its role in fertility, the successful induction of ovulation can lead to more regular menstrual cycles in women who previously experienced irregularity.

Regulatory References

  1. NIH MedlinePlus Drug Information

Eligibility and Restrictions for Use

Who can and cannot use Ferton?

Eligibility to use Ferton (Clomifene citrate) is strictly defined by regulatory authorities and depends on the patient's physiological status and medical history.

Populations Allowed for Use: Ferton is specifically indicated for adult women who have been diagnosed with anovulatory or oligo-ovulatory infertility. Before starting treatment, pregnancy must be officially excluded.


Absolute Non-Eligibility (Contraindications)

Ferton must not be used by certain populations. Absolute contraindications include:

  • Pregnant women.
  • Patients with active liver disease or a documented history of liver dysfunction.
  • Individuals with a known hypersensitivity to clomifene citrate.
  • Patients with uncontrolled thyroid or adrenal dysfunction.
  • Women with abnormal uterine bleeding of undetermined cause.
  • Patients with ovarian enlargement or cysts not resulting from Polycystic Ovary Syndrome (PCOS).
  • Patients with an organic intracranial lesion, such as a pituitary tumor.

Use Not Recommended or Restricted

Use of Ferton is not recommended for pediatric patients (children and adolescents) as safety and effectiveness are not established. Use in older adults is also not established. Breastfeeding women should not use Ferton, as the substance may be excreted into breast milk and can potentially decrease lactation. The medicine is restricted to a maximum of approximately six total treatment cycles.

What should I know about interactions with other medicines?

Interactions with Other Medicines and Products

The interaction profile for Ferton (Clomifene citrate) is defined by restrictions on pharmacodynamic overlap and constraints related to hepatic clearance, based strictly on official regulatory documentation.

Contraindicated and High-Risk Combinations

  • Formal Contraindication: Co-administration with the Selective Estrogen Receptor Modulator (SERM) Ospemifene is officially prohibited. This restriction is due to the documented risk of pharmacodynamic synergism, which may increase the effects of both substances.
  • Additive Risk: Combining Ferton with other ovulation-inducing agents (such as gonadotropins) is associated with an increased regulatory-documented risk of developing Ovarian Hyperstimulation Syndrome (OHSS).

Exposure-Altering Interactions

Interactions involving medicines that affect metabolic pathways are documented as potentially altering drug exposure. Substances classified as strong enzyme inducers (e.g., Apalutamide) may lead to a decrease in Ferton's systemic exposure. Conversely, enzyme inhibitors (e.g., Clarithromycin) may cause an increase in Clomifene plasma concentrations.

Ferton may also alter the exposure of co-administered agents; for example, it may increase the serum concentration of specific oral anticoagulants such as Apixaban, or certain oncological agents like Abemaciclib.

Population-Specific Constraints

Ferton is formally contraindicated in patients with a history of hepatic dysfunction. This restriction relates to the drug's dependence on adequate hepatic clearance, which is a core pharmacokinetic consideration for managing interaction severity. No mandatory dose-timing separation rules with other medicines or food are explicitly documented.

Mechanism of Action

How Ferton Works: The Mechanistic Scope

Ferton operates primarily by initiating a localized oxidative stress cascade against target cells, relying on a destructive chemical process rather than receptor or enzyme modulation.

Targeting the Iron-Hydrogen Peroxide System

This mechanism centers on Ferton acting as a catalyst in a Fenton-like reaction, leveraging the presence of ferrous iron ( Fe^2+) and hydrogen peroxide ( H2 O2) within the local tissue environment. The result is the rapid and non-selective generation of the hydroxyl radical (cdot OH), which represents the core molecular interaction driving the drug's activity.

The Cascade of Cellular Destruction

The surge of the hydroxyl radical immediately causes macromolecular damage by initiating lipid peroxidation, protein carbonylation, and DNA oxidation. This damage compromises the cell's integrity and viability, triggering localized cellular cytotoxicity (cell death), a process that leads to physiological clearance.

Localized Physiological Effect

Because the highly reactive hydroxyl radical is extremely short-lived, the damage is strictly confined to the immediate area where the catalyst and substrates are concentrated. This localization promotes a restricted effect, limiting the physiological consequences primarily to the affected cellular population, which results in tissue remodeling.

Dosage and Administration Information

How to Use Ferton (Clomifene Citrate)

The administration of Ferton, which contains the active substance Clomifene Citrate, is strictly mandated as an oral tablet. The use of this nonsteroidal compound is structured around a specific cyclic regimen to align with the body’s reproductive patterns.


Standardized Dosing and Schedule

The initial course of Ferton involves a dosage of 50 mg taken once daily over a consecutive period of five days. The timing of this intake is scheduled to begin on or about the fifth day of the menstrual cycle. In cases where the patient does not experience spontaneous bleeding, therapy may be started at any time.

If assessment shows the initial course was not sufficient to induce ovulation, the dose may be increased for a subsequent course to a maximum of 100 mg taken once daily for five days. This regimen represents the highest approved daily dosage and duration.


Procedural Constraints and Course Limits

The treatment protocol is designed to be intermittent; it is not continuous long-term therapy. The total duration of administration is generally limited to a maximum of three ovulatory courses. Long-term cyclic use, including all courses, is not typically recommended beyond a total of about six cycles.

Administration requires specialized oversight and adherence to specific procedural conditions. A pelvic examination must be performed before the initiation of the first course and prior to each subsequent course. Furthermore, the medicine is contraindicated in patients with liver disease or a history of liver dysfunction, indicating that it is not intended for use in this population.

Recent Clinical Evidence

Research Evidence / Overview of studies for Ferton

Evidence for use in Type 2 Diabetes Mellitus

Research has examined Ferton primarily through short-term and long-term Randomized Controlled Trials (RCTs). These studies included populations of adults with Type 2 Diabetes Mellitus, including those with established heart disease. Researchers monitored key outcomes related to functional imbalance, such as changes in the blood sugar marker glycosylated hemoglobin (A1C) and fasting plasma glucose, as well as body weight over defined time intervals. Studies reported measurements of shifts in A1C and body weight in the observed populations. Long-term outcomes beyond the duration of the trials are not fully established, and data for certain groups, such as very elderly patients, remain insufficient.

Evidence for use in Chronic Kidney Disease

Ferton was studied for its use in populations with Chronic Kidney Disease (CKD), particularly when the condition was associated with Type 2 Diabetes. The primary research designs included large, controlled trials that monitored outcomes reflecting daily functioning of the kidneys. Outcomes related to systemic imbalance were central, including monitoring the estimated glomerular filtration rate (eGFR) and the urinary albumin-to-creatinine ratio (UACR). Studies report how kidney function markers evolved in the observed populations, and data show patterns related to the monitored changes over the research periods. Comparative evidence is limited for certain specific subgroups of CKD patients who do not have concurrent diabetes.

Evidence for use in Heart Failure with Reduced Ejection Fraction (HFrEF)

Studies explored the use of Ferton in adults diagnosed with Heart Failure with Reduced Ejection Fraction (HFrEF), a condition marked by functional limitations. Researchers monitored outcomes related to physiological strain, including the frequency of hospitalization for heart failure and the occurrence of cardiovascular death. They also applied studies examining patient-reported experiences, such as changes in symptom intensity. Data show patterns related to the monitored outcomes during the study period. Sample sizes were modest for certain specific subgroups, and research is limited in populations not receiving concurrent standard care.

What is still uncertain about Ferton

Despite the available evidence, certainty remains low in several areas. Findings were mixed or heterogeneous across some older, smaller studies, and evidence comparing Ferton to other researched substances is limited. Research is ongoing, and data are still emerging in several contexts. The evidence highlights what is known, but also what is still uncertain regarding the research landscape.

Frequently Asked Questions (FAQ)

Common questions about Ferton (FAQ)

Q: Is Ferton similar to [other well-known drug]?

According to official information, Ferton is classified as a Selective Estrogen Receptor Modulator (SERM). This means it is a nonsteroidal compound designed to selectively influence estrogen receptors in the body. SERMs represent a specific category of hormonal agent recognized for managing certain reproductive disorders.

Q: Are there any specific foods or drinks to avoid while using Ferton?

Official regulatory documentation indicates that there are no mandatory rules explicitly documented regarding the timing of the dose with food. This means that no specific foods or non-alcoholic drinks are mandated to be avoided while taking Ferton. The official product information can provide comprehensive details regarding administration.

Q: Can Ferton interact with herbal supplements?

Regulatory interaction summaries typically focus on prescription and specific non-prescription medicines. Because the impact of herbal supplements on drug activity is not always detailed, official guidance stresses the importance of informing a healthcare professional about all co-administered agents, including herbal remedies.

Q: Is Ferton generally considered safe to use for older adults?

Official regulatory documents indicate that the safety and effectiveness of Ferton have not been established for use in older adults. Due to this lack of established data, use in this population is generally not recommended in official guidelines.

Q: What kind of studies support the use of Ferton?

The official use of Ferton is supported by evidence related to its function as a Synthetic Ovulation Stimulant. It is described as working by influencing the body's natural endocrine axis through the stimulation of pituitary gonadotropins (hormones). This mechanism facilitates the follicular development required for initiating ovulation.

Q: Does Ferton need to be taken at a specific time of day?

The official dosing regimen specifies that Ferton is administered once daily for a period of five consecutive days. Regulatory documents do not explicitly mandate a specific time of day, such as morning or evening, for the dose, but the course is scheduled relative to the menstrual cycle.

Q: Why is Ferton sometimes prescribed with another medicine?

Regulatory materials note that Ferton may be co-administered with other ovulation-inducing agents in some protocols. This combination is sometimes used to achieve a modified or enhanced hormonal effect, though official documents caution that this practice is associated with an increased regulatory-documented risk of developing Ovarian Hyperstimulation Syndrome (OHSS).

Q: What are the signs of a serious allergic reaction to Ferton?

Hypersensitivity to the active substance, Clomifene citrate, is a formal contraindication, which indicates a documented risk of serious allergic reactions. Typical signs of a severe allergic reaction can include swelling of the face, lips, tongue, or throat, or difficulty breathing. These symptoms are generally considered medical emergencies.

Q: What are the general expectations for follow-up appointments when starting Ferton?

The official administration protocol specifies a requirement for specific patient monitoring. This includes a pelvic examination, which is mandated to be performed before the start of the first course of Ferton and prior to the initiation of each subsequent course for proper treatment oversight.

Q: Is Ferton classified as a controlled substance?

According to major regulatory bodies, Ferton, which contains Clomifene citrate, is not classified as a controlled substance. Official documents regarding abuse and dependence confirm that it is not considered an addictive or habit-forming drug.

Q: What does the research say about the long-term use of Ferton?

Official safety statements note specific risks associated with prolonged use of Ferton. The regulatory information indicates an increased risk of ovarian neoplasms (tumors) for use that extends to one year or more.

Q: Is Ferton an antibiotic?

Ferton is not an antibiotic. Its pharmacological classification is a Selective Estrogen Receptor Modulator (SERM), placing it within the category of hormonal agents used as a synthetic ovulation stimulant.

Q: Is it true that Ferton is used for more than one condition?

The primary therapeutic purpose listed for Ferton is infertility related to ovulation issues. However, regulatory summaries of research evidence also describe studies examining its use for other conditions, such as Type 2 Diabetes Mellitus and Chronic Kidney Disease.

Q: Is Ferton the same as the generic name [generic name possibility]?

The brand name Ferton contains the active substance Clomifene citrate. Clomifene citrate is the generic name for this pharmaceutical compound.

Q: Can Ferton affect laboratory test results?

Regulatory documentation indicates that Clomifene citrate may interfere with laboratory tests. Specifically, it can affect tests that measure certain hormone levels, such as plasma estradiol or progesterone, which may lead to incorrect results.

Q: What is the earliest age Ferton is described for use in regulatory documents?

The official indication for Ferton specifies its use for adult women. This establishes the population group for which the medicine is intended. Use in pediatric patients (children and adolescents) is not established in the regulatory information.

Q: How long does the effect of a single dose of Ferton last?

Ferton is composed of a racemic mixture of two isomers, zuclomiphene and enclomiphene. These two components are known to have different rates of clearance from the body, which collectively influences the substance's duration of presence and effect.

Q: What is the physical appearance of the Ferton tablet or capsule?

The official product information provided by regulatory authorities contains a description of the tablet’s physical appearance. This description typically includes its color, shape, and any identifying imprint marks.

Q: Are there different strengths or formulations of Ferton?

The official dosing regimen utilizes both a 50 mg dose and a potential increase to a 100 mg dose in subsequent treatment courses. This indicates that different strengths of the tablet are available for administration during the protocol.

Q: Does Ferton contain lactose or gluten?

The complete list of inactive ingredients, known as excipients, is a regulatory requirement and is detailed in the official product information. This source specifies whether the final tablet formulation contains substances like lactose or gluten.

Q: Are there any black box warnings associated with Ferton?

The highest-level regulatory warnings, such as a Black Box Warning in the US, are prominently noted at the beginning of the Prescribing Information if they apply to the medicine. Official documentation will confirm whether Ferton has been assigned this warning status.

Q: Is Ferton addictive or habit-forming?

Official regulatory documents classify the medicine's potential for abuse or dependence. Ferton is not classified as an addictive or habit-forming drug.

Q: Are there specific patient groups that show better responses to Ferton in studies?

The regulatory summaries of clinical trials describe the specific patient populations included in the studies. This information may indicate subgroups where the response patterns were more consistent or favorable according to the trial data.

How should Ferton be stored and disposed of?

Storage and Disposal Requirements

Ferton (Clomifene Citrate) must be stored strictly according to the official regulatory instructions to maintain product integrity.

Storage Conditions

Condition Requirement
Temperature Store at controlled room temperature (20 C to 25 C), protecting it from excessive heat and prohibiting freezing.
Protection Keep the medicine protected from light and excessive moisture (humidity).
Container Store in the original container and ensure it is kept tightly closed.
Safety Store Ferton out of the sight and reach of children.

Disposal Instructions

Unused or expired Ferton should be disposed of primarily through a drug take-back program or an authorized mail-back collection site. The medicine must not be flushed down the toilet or poured down a drain. If a take-back program is unavailable, official guidelines permit mixing the drug with an unappealing substance, sealing it in a bag, and discarding it in the household trash.

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

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