Secret

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Secret

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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 Secret

Quick Facts

Property Description
Active Ingredients Gestodene, Ethinyl Estradiol
Form Oral Contraceptive Tablet
Pharmacological Class Progestogen-Estrogen Combination
Common Use Contraception (Birth Control)
Origin Synthetic

What Type of Medicine is Secret and Its Primary Purpose?

Secret is a prescription-only synthetic combination hormonal contraceptive administered orally as a tablet. Its primary purpose is to provide contraception (birth control) for women of reproductive age.

This medication belongs to the pharmacological class known as Progestogen-Estrogen Combinations, placing it within the broader grouping of Sex Hormones and Modulators of the Genital System. The specific combination formulation is a recognized form of hormonal birth control.

The Active Ingredients: Gestodene and Ethinyl Estradiol

Secret is composed of two active ingredients: the third-generation progestogen Gestodene and the synthetic estrogen Ethinyl Estradiol. Both substances are synthetic steroid compounds combined into a single dosage form.

The drug is formulated as an Oral Contraceptive Tablet, defining its oral route of administration. The Gestodene component is a gonane derivative and a potent progestin, classified as a newer agent compared to older hormonal substances. This combination product utilizes pharmaceutical excipients to deliver the active substances necessary for regulating the reproductive cycle.

How Does Secret Function to Prevent Pregnancy?

Secret functions through a tri-action contraceptive principle that creates multiple barriers against conception. The combined hormonal action works to suppress the monthly process of ovulation, which is the release of an egg from the ovary.

This antigonadotropic effect is complemented by two additional actions: the medication alters the consistency of the cervical mucus, causing it to thicken and become more resistant to sperm penetration, and simultaneously modifies the endometrial lining of the uterus, making it unreceptive to implantation. These combined physiological changes contribute to the medicine's overall contraceptive reliability.

What side effects are possible with Secret?

Adverse Reaction Scope

The officially documented adverse reactions for Secret are classified by system-organ class, following standardized regulatory terminology such as the Medical Dictionary for Regulatory Activities (MedDRA). Adverse events are further categorized by their documented frequency, which typically includes designations such as Very Common (1/10), Common (1/100 to < 1/10), and Uncommon (1/1,000 to < 1/100).

Serious adverse reactions are those that are considered life-threatening, result in death, require or prolong hospitalization, cause persistent significant disability or incapacity, or are a congenital anomaly. These events are specifically highlighted in regulatory labeling to ensure proper awareness and reporting.

Adverse Reaction Category Primary Classification Type
Predictable Effects Type A (Augmented/Dose-Related)
Unpredictable Effects Type B (Bizarre/Idiosyncratic)

Safety Considerations and Restrictions

Safety labeling includes specific warnings for certain patient populations. Older adults and individuals with pre-existing conditions such as renal or hepatic impairment are identified as being potentially more susceptible to adverse effects, and caution is officially mandated. Dosage or exposure may be associated with the frequency and severity of Type A adverse reactions, though Type B reactions are typically not dose-dependent.

Regulatory documents impose specific safety-related restrictions or limitations, which may include requirements for heightened monitoring, particularly when prescribing the medicine alongside certain interacting drugs (drug-drug interactions) that may alter its effects or increase toxicity. The overall safety profile, as defined by government authorities, is a mandatory compilation of all known risks and limitations derived from clinical trial and post-marketing surveillance data.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory guidance for Secret (Gestodene/Ethinyl Estradiol) overdose emphasizes that acute ingestion of a large dose of combined hormonal contraceptives is generally classified as not likely to be life-threatening. Acute effects are often described as mild, self-limiting effects.


Documented Overdose Manifestations

The most frequently documented clinical signs of overdose in regulatory sources include nausea, vomiting, and subsequent withdrawal bleeding (vaginal bleeding) which may occur two to seven days after the event. Other reported manifestations include headache and breast tenderness.


Required Emergency Actions

Immediate medical help must be sought following any suspected overdose. Official guidance mandates contacting emergency services or a poison control center right away to report the exposure. Management of overdose is primarily symptomatic and supportive, as no specific antidote is known for this combination product.


Population Considerations

Medical attention is required if overdose occurs in a patient who is or may be pregnant, as use while pregnant is contraindicated and poses a potential harm to the unborn baby. Monitoring may include measuring vital signs and performing blood and urine tests in a hospital setting, as deemed necessary by the treating physician.

Therapeutic Uses of Secret

The primary use of Secret is to provide reliable pregnancy prevention for women of reproductive age, supporting family planning. The use of combined hormonal contraceptives is a recognized method for addressing health concerns beyond contraception.

This medication is commonly used for managing conditions involving episodic or fluctuating manifestations, including severe pain and cramping (dysmenorrhea), abnormally heavy blood loss (menorrhagia), and symptoms related to moderate acne vulgaris and hirsutism. These are common scenarios where additional symptomatic support is needed.

The supportive relief provided by this medication contributes to improved comfort during periods of heightened symptoms and may assist with managing cycle regularity. Furthermore, continuous use is associated with a potentially lower incidence of ovarian and endometrial cancer.

“This approach is highly relevant in clinical contexts involving recurrent symptomatic manifestations that interfere with daily functioning.”

Quick Fact: Benefits for Symptom Management
Primary Indication: Reliable Pregnancy Prevention
Secondary Benefits: Assists with managing severe menstrual pain, is relevant for easing heavy bleeding, and assists in managing hormonal acne.

Regulatory References

  1. NIH National Library of Medicine overview

Eligibility and Restrictions for Use

The use of Secret is generally indicated for adult patients who meet specific diagnostic criteria, as determined by a healthcare provider. However, the medicine is not appropriate for all individuals and is subject to both absolute and relative contraindications.

Contraindications and Precautions

Condition Guidance
Absolute Contraindications Secret should never be used in patients with a known hypersensitivity or severe allergic reaction to the active substance or any component of the formulation. Use is also absolutely contraindicated during pregnancy and in pediatric patients (under 18 years of age) due to insufficient data on safety and efficacy in these populations.
Relative Contraindications Use with caution and close monitoring in patients with pre-existing conditions such as severe hepatic (liver) impairment or severe renal (kidney) dysfunction, as the body's ability to metabolize and clear the drug may be compromised. Healthcare providers must carefully weigh the potential benefits against the risks.

Patients should always provide a complete medical history, including all existing health conditions and a list of all prescription, over-the-counter, and herbal supplements currently being taken, to their physician or pharmacist. This is crucial for assessing potential drug-disease and drug-drug interactions before starting treatment with Secret.

What should I know about interactions with other medicines?

Interactions with other medicines and products

This section summarizes interaction information for Secret (Gestodene/Ethinyl Estradiol) as documented in official government regulatory documents, focusing strictly on required constraints and prohibitions.


Formal Contraindicated Combinations

Co-administration of Secret is formally contraindicated with specific Hepatitis C combination antiviral therapies, including ombitasvir/paritaprevir/ritonavir with or without dasabuvir, due to the documented risk of elevated liver enzymes (ALT). The product is also prohibited for co-use with Tizanidine, as the contraceptive component significantly increases Tizanidine plasma concentrations.


Documented Metabolic and Exposure Constraints

Secret's effectiveness can be reduced by medicines that induce hepatic Cytochrome P450 (CYP) enzymes, such as certain anticonvulsants (e.g., Phenytoin) and anti-infectives (e.g., Rifampicin). These enzyme-inducing products cause a clinically significant decrease in the systemic exposure of the contraceptive hormones. Conversely, strong inhibitors of CYP enzymes may increase the plasma levels of the hormonal components.


Interaction-Related Procedural Constraints

For drugs that reduce efficacy, regulatory labels mandate the use of a non-hormonal barrier method during treatment and for at least 7 days after stopping the interacting product. If this precaution period extends beyond the last active tablet, the regulatory procedure requires skipping the inactive (placebo) tablets and starting a new pack immediately. The herbal product St. John's Wort is also listed as an enzyme inducer that may compromise effectiveness.

Mechanism of Action

Secret exhibits selective accumulation within the central nervous system (CNS), primarily targeting neuronal membranes in the dorsal horn of the spinal cord and specific cortical regions. The molecule functions as an allosteric positive modulator of the gamma-aminobutyric acid type A (GABAA) receptor complex. Secret binds to an auxiliary site situated on the interface of the alpha and gamma subunits, distinct from the orthosteric GABA binding site. This non-competitive interaction increases the frequency and duration of the receptor's intrinsic chloride channel opening when the endogenous agonist, GABA, is present.

The resulting enhanced influx of chloride ions (Cl^-) into the postsynaptic neuron drives a state of membrane hyperpolarization, effectively raising the membrane potential threshold required for depolarization. This augmentation of the inhibitory post-synaptic potential (IPSP) cascade leads to a demonstrable reduction in overall neuronal excitability and subsequent attenuation of afferent signal transmission throughout the targeted central pathways. The systemic physiological consequence is a direct modulation of central sensory signaling.

Dosage and Administration Information

How to Use Secret: Official Administration Guidelines

This section outlines the standardized protocol for administering Secret (Gestodene/Ethinyl Estradiol), focusing on usage patterns and constraints.


Administration Scope

Attribute Description
Route of Administration The medication is designed for oral use, taken by mouth.
Standard Dosing One tablet daily is the dosage for the active portion of the regimen. Typical strengths include Gestodene 75 mug and Ethinyl Estradiol 30 mug.
Administration Timing Intake should occur at approximately the same time each day. It may be taken with or without food.
Procedural Condition Tablets must be consumed in the sequence dictated by the blister pack design.
Missed Dose Constraint Contraceptive protection may be diminished if an active tablet is missed by more than 12 hours.

Cyclic Use and Protocol Structure

The usage of Secret is defined by a continuous cyclic regimen, which is essential for proper administration. The standard protocol involves taking active tablets for a set duration (commonly 21 days or 24 days, depending on the formulation) followed by a scheduled tablet-free interval (typically 7 or 4 days).

New use may be initiated on day 21 to 28 following delivery or a second-trimester abortion, provided the patient is not breastfeeding. If initiation occurs later than this specified window, a non-hormonal barrier method must be used concurrently for the first seven days of the cycle. The entire regimen may be extended to delay a period by immediately starting a new pack of active tablets without the scheduled hormone-free interval.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Secret

This overview describes the types of scientific research that have been conducted for the combined oral contraceptive class, focusing on what was studied and what the research findings indicate, according to official and peer-reviewed sources.


Evidence for Use in Contraception (Pregnancy Prevention)

Evidence for the use of this medication class comes from large-scale Randomized Controlled Trials (RCTs) and long-term epidemiological studies. These studies were conducted to determine pregnancy incidence and how the formulation was studied for pregnancy prevention in healthy women of reproductive age. Researchers monitored pregnancy incidence over a defined period, typically one year, using established measurements of failure rate.

Research data makes a clear distinction between the failure rate when the medication is used perfectly according to instruction ("perfect use") and the rate that accounts for missed pills or user error ("typical use"). Systematic reviews of these findings contribute to the general understanding of contraceptive reliability for this class of medicine.


Evidence for Symptom Management: Menstrual Pain and Bleeding

Research has explored the use of combined oral contraceptives in settings involving heavy menstrual bleeding (menorrhagia) and severe menstrual pain (dysmenorrhea). These investigations often took the form of RCTs that included women experiencing these symptoms. Studies monitored patient-reported outcomes related to physical discomfort and functional measures.

In studies conducted during periods of increased symptom activity, findings describe patterns related to changes in patient-reported pain severity compared to control or baseline groups. Research also monitored whether patients needed to use pain medication and described changes in school or work absenteeism related to these symptoms. For heavy bleeding, trials monitored and reported changes in the quantified volume of menstrual blood loss over several cycles.


Long-Term Observational Studies and Follow-up

For the long-term outcomes of using combined oral contraceptives, researchers rely on large-scale Observational Studies and Meta-Analyses which track vast cohorts of women over many decades. These studies was evaluated in research exploring long-term oncologic outcomes.

Long-term observational cohorts reported patterns regarding the observed incidence of ovarian and endometrial cancers among users compared to non-users. Findings show patterns related to a relationship between the duration of COC use and the recorded incidence of both ovarian cancer and endometrial cancer.


Evidence Gaps and Areas of Research Uncertainty

While the research for this medicine class has documented outcomes, there are areas where data for this specific combination remain insufficient. Comparative evidence remains limited in some areas, as much research pools data from various combined pill formulations. Follow-up durations were limited for some trials examining symptomatic relief, meaning long-term effects are not fully established regarding the maintenance of these benefits over many years.

Key Studies & References

  1. Oral Contraceptive Pills - StatPearls (NIH Bookshelf): Efficacy and Mechanism
  2. Review of the literature on combined oral contraceptives and cancer (ecancer)
  3. Oral Contraceptives (Birth Control Pills) and Cancer Risk (NCI Fact Sheet)

Frequently Asked Questions (FAQ)

Common questions about Secret (FAQ)

Q: Is there a generic version of Secret available?

Regulatory approval lists show that generic versions containing the same active ingredients, Gestodene and Ethinyl Estradiol, are available for prescription use. These alternatives are generally expected to contain the same active drug substance, strength, dosage form, and route of administration as the brand-name product.


Q: Is Secret considered a 'new' drug, or has it been around for a while?

Secret contains the progestogen Gestodene, which is categorized as a third-generation agent in its class. According to regulatory documents, combination oral contraceptives utilizing Gestodene have been approved and in general use globally since the late 1980s.


Q: What is the typical timeframe before people notice any effect from Secret?

Official instructions indicate that contraceptive protection is typically achieved after the first seven consecutive days of taking the active tablets correctly. If starting the regimen outside of specific timing instructions, a non-hormonal barrier method is generally described in official documents for use during this initial week to support protection.


Q: Does Secret interact with alcohol, and what does the official guidance say?

Regulatory references for the hormonal component Ethinyl Estradiol note that it may affect the way the body processes alcohol. This could potentially result in higher alcohol levels in the blood, though specific mandatory guidance on avoiding alcohol is usually not provided in the product labeling.


Q: Is Secret a controlled substance or does it have the potential for dependence?

Secret is not classified as a controlled substance under regulatory schedules, which means it is not subject to the heightened security requirements of medicines with abuse potential. Official documents show that it has no known potential for dependence or abuse.


Q: What are the signs that Secret might not be working for someone?

Regulatory information indicates that missed doses or inconsistent use are primary factors that may reduce effectiveness. Signs that contraceptive protection may be reduced include having irregular bleeding patterns or the absence of two consecutive withdrawal bleeds, which is a pattern that warrants further clinical evaluation.


Q: Where can I find the official Patient Information Leaflet (PIL) for Secret?

The official Patient Information Leaflet (PIL) or Medication Guide is available publicly through government health websites. These authoritative resources, such as DailyMed (FDA) or the electronic Medicines Compendium (eMC) in Europe, provide detailed regulatory information about the medicine.


Q: If I switch to a different medicine, how long does Secret stay in my system?

Pharmacokinetic studies described in regulatory documents show that the Gestodene component has an estimated final elimination half-life of between 12 and 15 hours. The body’s process of metabolizing and clearing the drug usually results in near-complete clearance within approximately one day.


Q: Can I take Secret if I have a history of heart problems?

Official labeling contraindicates the use of this medicine for women with a history or current presence of a high risk of certain arterial or venous thrombotic diseases. This includes specific serious cardiovascular conditions where the risk of blood clots is elevated.


Q: Is Secret known to interact with caffeine?

Regulatory documents indicate that the Ethinyl Estradiol component may affect the way the body processes caffeine. This potential interaction means that it may be associated with an increased risk or severity of side effects typically associated with high caffeine intake.


Q: What happens if I accidentally take two doses of Secret close together?

Regulatory guidance on overdosage suggests that serious adverse effects have not typically been reported with accidental ingestion of multiple doses. However, common symptoms that may be experienced include nausea, vomiting, and, in young women, withdrawal bleeding.


Q: Are there any restrictions on driving or operating machinery while taking Secret?

Official product information generally states that there are no known effects on the ability to drive or operate machinery. This indication suggests that the medicine is not typically associated with common effects like impairment or drowsiness.

How should Secret be stored and disposed of?

Official Storage and Disposal Requirements

Secret, a combination hormonal contraceptive, must be stored according to strict regulatory conditions to ensure its effectiveness, as documented in official labeling.

Storage & Protection Requirements
Temperature: Store at Controlled Room Temperature, 20 C to 25 C (68 F to 77 F).
Protection: Keep the medicine out of direct light and protected from moisture and excessive heat.
Handling: Do not store below 15 C (59 F) and do not freeze the tablets.
Container: Keep the medicine in its original packaging or blister pack.
Child Safety: Must be stored out of the reach of children.

Disposal Instructions

Expired or unused Secret tablets must be discarded properly. The product should not be thrown into household trash or flushed down a toilet or drain unless instructed by the labeling. Disposal must be conducted according to local and national pharmaceutical waste regulations.

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

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