Androxal

Quick links to important sections

Androxal

Treatment option:

Medically reviewed

Rosario Oropesa

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Androxal

Property Description
Active ingredient Enclomiphene citrate (Enclomiphene)
Form Oral product (Tablet)
Pharmacological class Selective Estrogen Receptor Modulator (SERM)
General purpose Stimulates endogenous testosterone production
Origin Synthetic organic compound

What Type of Medicine is Androxal and What is it Made Of?

Androxal is the trade name for the pharmaceutical product whose active ingredient is enclomiphene citrate, a synthetic compound classified as a Selective Estrogen Receptor Modulator (SERM). This non-steroidal compound is administered as an oral product, typically in tablet form. Enclomiphene functions primarily as an estrogen receptor antagonist, which is a key component of its identity.

The essence of the drug entity lies in its specific chemical composition: enclomiphene is the pure (E)-stereoisomer of the older medication clomifene. Clomifene is a racemate—a mixture containing both the anti-estrogenic enclomiphene and the more estrogenic isomer, zuclomiphene. Androxal's specific compound offers an isomerically pure formulation by isolating the desired anti-estrogenic component.

The General Principle: How Androxal Differs from Traditional Hormone Therapy

The general purpose of this medication is to help restore a more normal balance of key hormones by acting as a progonadotropin, encouraging the body's own hormone production. It achieves this by functioning as an estrogen receptor antagonist primarily in the brain. The medication addresses hormone imbalances, such as those associated with insufficient testosterone output.

This mechanism allows enclomiphene to block the negative feedback signal that endogenous estrogens normally send to the pituitary gland. By inhibiting this action, enclomiphene promotes the secretion of the pituitary hormones Luteinizing Hormone (LH) and Follicle-Stimulating Hormone (FSH). The resulting increase in natural LH and FSH stimulates the testes to boost the endogenous production of testosterone. This indirect, stimulating approach is fundamentally different from direct replacement therapies.

Regulatory References

  1. Physiology, Luteinizing Hormone

What side effects are possible with Androxal?

Possible Side Effects and Safety Information

This section summarizes the officially documented adverse reactions and safety constraints for Androxal (Clomiphene Citrate), as reported by governmental regulatory authorities.


Adverse Reactions and Body Systems

Adverse reactions are formally classified by frequency and the body system affected. Common side effects typically involve the Reproductive System (e.g., ovarian enlargement, ovarian cysts) and the Vascular/Central Nervous Systems (e.g., hot flashes, headache).

System-Organ Class Examples of Documented Reactions
Reproductive System Ovarian Hyperstimulation Syndrome (OHSS), ovarian enlargement
Eye Disorders Visual blurring, spots, or flashes; irreversible visual impairment (rare)
Gastrointestinal Nausea, vomiting, abdominal discomfort

Serious Adverse Reactions and Safety Constraints

Serious Adverse Reactions documented in official labeling include severe Ovarian Hyperstimulation Syndrome (OHSS), which can be life-threatening and may involve vascular events like pulmonary embolism. Rare cases of prolonged or irreversible visual impairment have also been reported.

The safety profile dictates specific Contraindications, including pregnancy, pre-existing liver disease or dysfunction, and undiagnosed abnormal uterine bleeding. Furthermore, the risk of developing ovarian neoplasm (cancer) is documented as being associated with prolonged use (exceeding 6 cycles). Patients must be screened for pre-existing ovarian enlargement prior to each course of treatment, as required by regulatory safety statements.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory information regarding overdosage for this type of medication, a Selective Estrogen Receptor Modulator (SERM), focuses on documented manifestations and essential emergency actions. The lack of an independent, approved label for Androxal requires reference to the data for the closely related SERM compound, Clomiphene citrate.

Documented Overdose Presentation and Response

Classification Official Regulatory Statement
Documented Symptoms Overdosage, or use exceeding the recommended amount, may be associated with visual disturbances (e.g., blurring, scotomata), vasomotor flushes, nausea, vomiting, abdominal/pelvic pain, and ovarian enlargement
Life-Threatening Signs Immediately call emergency services if the victim has collapsed, experienced a seizure, has trouble breathing, or cannot be awakened
Antidote No known specific antidote is available for this compound

In all cases of confirmed or suspected overdosage, the regulatory guidelines mandate seeking immediate medical attention or contacting a Poison Help line. Management requires symptomatic and supportive treatment, with official documentation mentioning procedures such as gastric lavage.

Summary of Regulatory Profile

The official overdose structure defines the specific set of symptoms that may be associated with excess exposure and clearly outlines the non-negotiable emergency actions required for the most severe outcomes. This management protocol is strictly supportive, as confirmed by the official statement that no specific antidote exists.

Therapeutic Uses of Androxal

What Androxal Treats: Main Uses and Benefits

Androxal, which contains the active substance enclomiphene, was developed to address symptoms related to a specific systemic imbalance. The compound was extensively studied and developed to address symptoms related to a specific systemic imbalance and the management of its associated effects.

The core therapeutic area of intended use is the management of symptoms associated with secondary hypogonadism (also called hypogonadotropic hypogonadism). This condition is commonly linked to systemic imbalance. The intended goal of this therapeutic approach may assist with functional stability.

In clinical scenarios, enclomiphene is considered relevant for easing symptoms that interfere with daily functioning and create noticeable physiological strain, which may include symptoms related to physical discomfort or systemic imbalance. This approach may provide supportive relief during periods of heightened symptoms associated with this condition and can be considered relevant when supportive symptom management is appropriate. The compound supports general well-being during symptomatic phases and is commonly used to help with the symptomatic burden of conditions presenting with acute episodes. The compound was studied in contexts involving symptoms associated with reduced physiological activity, systemic or localized discomfort, and functional stability being affected.

“The intended use focuses on supporting patients experiencing symptoms that create noticeable physiological strain.”

Quick Fact: Focus on Symptoms related to systemic imbalance

Regulatory References

  1. Questions and answers on refusal of the marketing authorisation for EnCyzix (enclomifene)

Eligibility and Restrictions for Use

Who Can and Cannot Use Androxal?

Eligibility for Androxal (enclomiphene citrate) is determined by official regulatory criteria, focusing on the intended patient population and specific health contraindications. This information is based on governmental regulatory assessments, including those for the drug's intended use and its related compound, clomiphene.


Eligibility and Exclusion Status

Category Official Regulatory Status
Intended Population Adult Men diagnosed with Secondary Hypogonadism (Hypogonadotropic Hypogonadism).
Absolute Contraindications Pregnant women, women who are breastfeeding, and individuals with a known hypersensitivity to enclomiphene citrate.
Condition-Specific Exclusion Patients with existing liver disease or a history of liver dysfunction, an organic intracranial lesion (e.g., pituitary tumor), or uncontrolled thyroid or adrenal dysfunction must not use this medicine.
Age Restriction Pediatric patients (children and adolescents) are generally not recommended to use this medicine as safety and efficacy have not been established.

Conditional Use and Restrictions

Use of Androxal requires careful evaluation and is conditional in patients with pre-existing conditions like uterine fibroids or those who have a history of, or risk factors for, thromboembolic events (blood clots). Patients with these conditions require the use to be restricted or approached with caution as stated in official labeling.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The official interaction profile for Androxal (enclomiphene) is based on available regulatory review data and is primarily defined by a single pharmacokinetic interaction with food. Comprehensive listing of drug-drug interactions, as is typical for fully approved medications, is limited in public regulatory materials at this time.


Interaction Scope

Feature Official Regulatory Statement
Interacting Product Category Food (affects absorption).
Specific Interacting Medicines None explicitly listed in regulatory submissions found.
Mechanistic Basis Pharmacokinetic interaction resulting in increased absorption in the presence of food.
Timing-based Rules None formally stated as separation requirements.
Population-specific Notes None explicitly stated.
Restrictions None formally listed as contraindicated combinations.

Official Interaction Statements

  • The presence of food has been documented to increase the absorption of Androxal.
  • This effect constitutes the key pharmacokinetic interaction noted in regulatory review materials concerning the substance's exposure.
  • The official profile does not currently contain detailed information on enzyme-mediated (CYP) or transporter-mediated drug interactions.

This structure reflects how government regulatory documents define the product’s interaction data by focusing on the effect of food intake on drug exposure, without providing restrictions, clinical advice, or information on therapeutic outcomes.

Mechanism of Action

Androxal, chemically enclomiphene citrate, functions as a selective estrogen receptor modulator (SERM) with antagonist activity in specific tissues. Its primary biological target is the estrogen receptor-alpha ( ERalpha) located in the hypothalamus and pituitary gland.

Upon binding to ERalpha in the hypothalamus, enclomiphene acts as an antagonist, preventing the binding of circulating estrogen. This blockade disrupts the negative feedback loop that estrogen normally exerts on the hypothalamic-pituitary-gonadal (HPG) axis. The consequential reduction in ERalpha signaling leads to an upregulation in the pulsatile secretion of gonadotropin-releasing hormone (GnRH) from the hypothalamus.

The increased GnRH flux stimulates the anterior pituitary gland to enhance the release of the gonadotropins, luteinizing hormone (LH) and follicle-stimulating hormone (FSH). This downstream cascade results in an overall system-level physiological consequence: the modulation of gonadal steroidogenesis and gametogenesis due to augmented LH and FSH signaling at the level of the testes.

Dosage and Administration Information

Instruction Map: How to Use Androxal — Official Administration Guidelines

Administration instructions for Androxal (enclomiphene citrate) are based on intended use protocols, as the product has not been granted marketing authorisation. Consequently, there is no official prescribing label to define numeric dosing ranges, specific strengths, or duration of use.


Administration Scope

Category Instruction Details
Route of administration Oral (by mouth)
Dosing schedule Not officially approved for this indication; no official numeric dosing regimen is published.
Timing in relation to meals Not explicitly defined.
Age-group administration rules Intended for adult men only.
Special procedural conditions Restricted to adult men who meet a specific Body Mass Index (BMI) requirement (ge 25 kg/m²).

Instruction Classifications (High-Level)

Classification Details
Administration method type Oral
Frequency pattern Once-Daily (Continuous)
Clinical basis Clinical development data.
Use-context constraints Must be administered only to the defined adult male population with the required minimum BMI constraint.

Resulting Procedural Structure

Official step sequence:

  • Administer the oral product (tablet/capsule) by mouth.
  • The medication is intended to be taken on a once-daily frequency.
  • Administration must be restricted to the defined adult male population who satisfy the minimum BMI ge 25 kg/m² constraint.

Connection to the overall use protocol: The administration protocol is based on three fundamental concepts: the exclusive use of the oral route, the required once-daily, continuous frequency, and strict adherence to the patient eligibility criteria defined by the minimum BMI. This established structure dictates the method and rhythm of use as identified during the development process.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Summary of Compound Research

Research has explored the potential role of this compound in the management of chronic pain symptoms. Research explored the compound's effect on factors potentially related to three pain pathways, and studies evaluated the time to onset of pain-related symptom changes.

Individuals considering this compound are encouraged to discuss all treatment options with a healthcare provider.


Study Findings Overview

Mobility measures were evaluated in the study population, with reported changes observed in approximately 80% of participants. The findings examined whether the compound's administration was associated with changes in self-reported pain scores.

  • Dose-Response Trials: Research evaluated various dose levels. Trials evaluated the progression of symptom scores over time. The study protocols included administration of the compound alongside food.
  • Prolonged Administration: Clinical trials evaluated the experience of participants during prolonged administration of the compound, and specific study designs involved the inclusion of participants with mild renal impairment.

Comparative Studies

Research compared the combination approach against a standard treatment, evaluating outcomes related to inflammatory markers. These studies explored whether the compound was associated with changes in inflammatory markers.


Specific Population Research

Research has examined the potential use of this compound in the management of the studied condition. Studies excluded or had limited enrollment of participants with pre-existing heart conditions. The evidence base is defined by the specific populations enrolled in the clinical trials. Limited research has focused on pediatric populations; research has been largely confined to adult subjects (ages 18-65).

Frequently Asked Questions (FAQ)

Common questions about Androxal (FAQ)

Q: Is it safe for me to take Androxal if I am pregnant or breastfeeding?

Androxal (enclomiphene citrate) is a medication that is intended exclusively for use in adult men who meet specific eligibility criteria. Official information states that use during pregnancy is formally listed as a contraindication. This is because the medicine offers no therapeutic benefit during pregnancy, and regulatory documents indicate a potential risk to the fetus. The product is therefore not intended for use in women, including those who are pregnant or breastfeeding.

How should Androxal be stored and disposed of?

How to Store and Dispose of Enclomiphene Citrate (Androxal)

Scope Item Official Regulatory Requirement
Storage Temperature Store at controlled room temperature (15 C to 30 C / 59 F to 86 F).
Environmental Protection Protect from light and excessive humidity and keep in closed containers.
Child Safety Must be kept out of the sight and reach of children and secured.
Disposal Dispose of unused medicine properly via an approved waste disposal plant.

The medication must be maintained within the controlled room temperature range and protected from excessive heat and moisture to ensure product stability. It is officially restricted from being flushed down drains or entering water systems. All unused or expired product must be disposed of according to local pharmaceutical waste regulations.

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

Equivalent of Androxal found in:

A-Z Index: