Pergotime

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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 Pergotime

Quick Facts

Property Description
Active ingredient Clomifene citrate
Form Oral tablets
Pharmacological class Selective Estrogen Receptor Modulator (SERM)
Common use Ovulation induction / Infertility treatment
Origin Synthetic compound

What is Pergotime and Its Active Component, Clomifene Citrate?

Pergotime is a pharmaceutical preparation whose core active ingredient is Clomifene citrate, a well-established synthetic compound used in fertility medicine. This substance is precisely categorized within the pharmacological class known as Selective Estrogen Receptor Modulators (SERMs), distinguishing it from general hormone therapies. The drug is consistently classified as a Non-steroidal Ovulation Stimulant, meaning its function is to modulate internal hormonal signals rather than providing external hormone replacement. Clomifene citrate is used for addressing specific types of reproductive endocrine disorders and functions as an endocrine agent that selectively modulates estrogen receptors.


What Type of Medicine is Pergotime? (Form and Origin)

Pergotime is a prescription-only medicine designed for oral administration, consistently supplied in the dosage form of tablets, making it an oral medication. This formulation provides a structured and non-invasive method of delivery. The tablets consist of the active ingredient, Clomifene citrate, a synthetic compound combined with inert solid excipients. Its status as an oral drug is reflected in standard fertility management. Clomifene is recognized for its application in treating infertility.


What is the General Therapeutic Purpose of Clomifene?

The general therapeutic purpose of Clomifene is to promote ovulation, thereby addressing underlying issues of ovulatory dysfunction often encountered when attempting to conceive. This is achieved because the Clomifene citrate acts on estrogen receptors in the brain, indirectly signaling the release of key hormones like FSH and LH from the pituitary gland. By stimulating this natural hormonal regulation, the compound facilitates the follicular maturation necessary for the successful release of an egg, which is the primary intended outcome of this ovulation-inducing agent.

Regulatory References

  1. WHO Essential Medicines List

What side effects are possible with Pergotime?

Possible Side Effects and Safety Information

The safety profile of Pergotime (clomifene citrate) is formally documented by government regulatory agencies (such as the FDA and EMA). This information outlines the officially recognized adverse reactions and specific safety constraints associated with its use.

Documented Adverse Reactions

Side effects are categorized by frequency and the body system affected, based on official prescribing information:

System-Organ Class Common Adverse Reactions (1–10%) Serious Reactions (Rare/Not Known)
Reproductive System Ovarian enlargement, Breast discomfort, Abnormal uterine bleeding Ovarian Hyperstimulation Syndrome (OHSS), Ovarian cancer (long-term use)
Nervous System Headache, Dizziness Irreversible visual impairment, Pancreatitis
Eye Disorders Blurred vision, Scintillating scotomata (flashes/spots) Blindness, Optic neuritis
Vascular Vasomotor flushing (hot flushes) Thrombophlebitis
Gastrointestinal Nausea, Abdominal pain/distension Hypersensitivity (Anaphylaxis)

Safety Constraints and Risk Context

Official labeling includes specific limitations on use:

  • Contraindications: Use is prohibited in patients with active liver disease or a history of liver dysfunction, undiagnosed abnormal uterine bleeding, certain types of ovarian cysts (not due to PCOS), or pregnancy.
  • Duration-Related Risks: The risk of ovarian cancer is associated with prolonged use (typically six or more total cycles). Similarly, the incidence of visual symptoms may increase with a higher total dose or longer duration of therapy.
  • Lactation: Caution is noted, as the drug may suppress the process of lactation.

This information strictly details the documented risks and limitations as defined by regulatory health authorities.

Overdose and Emergency Response

The official regulatory documentation for Pergotime (Clomifene citrate) explicitly describes the signs and necessary actions required in the event of an overdose. Overdosage may present with a specific cluster of clinical manifestations primarily affecting the gastrointestinal, visual, and reproductive systems. Documented symptoms include nausea, vomiting, and vasomotor flushes. Critically, these effects may be accompanied by visual disturbances, such as blurring of vision or scotomata (spots or flashes). Overdosage is also associated with pelvic discomfort, often involving abdominal pain and ovarian enlargement.

If overdosage is suspected or confirmed, the official label mandates that a person must seek emergency medical attention immediately. This requirement is critical because certain clinical manifestations, particularly the visual disturbances, carry a regulatory warning of becoming prolonged or potentially irreversible if excessive exposure is sustained.

Management in an overdose scenario is strictly defined by the need for supportive medical procedures. Regulatory authorities confirm that no known specific antidote is available for Clomifene citrate. Therefore, treatment focuses on employing appropriate supportive measures, which may include procedures like gastrointestinal decontamination or gastric lavage. The presence of ovarian enlargement, identified as a sign of over-treatment, necessitates physician evaluation and monitoring.

Therapeutic Uses of Pergotime

What Pergotime Treats: Main Uses and Benefits

Pergotime (clomifene) is utilized for the management of certain forms of infertility in women. The medicine is indicated for clinical scenarios where the difficulty in conceiving is linked to ovulatory dysfunction. Its primary role is to provide support in situations involving irregular or absent ovulation, assisting the processes intended to lead to the release of an egg. This therapy may be considered for individuals experiencing these specific challenges who wish to become pregnant.

Key therapeutic applications include sterility related to anovulation and oligo-ovulation (infrequent ovulation). It is also used as an aid in managing certain types of amenorrhea (absence of menstruation), such as those occurring after discontinuing oral contraceptives, provided other specific medical conditions are ruled out.

Quick Fact: Management for Ovulatory Issues Pergotime is designated to assist in the therapeutic management of ovulatory dysfunction, which is a factor in specific types of female infertility.

Eligibility and Restrictions for Use

Eligibility Map: Who Can and Cannot Use Pergotime (Clomifene Citrate)

Pergotime's use is strictly defined by regulatory eligibility criteria documented in official government sources, primarily targeting adult women of reproductive age with established ovulatory dysfunction.

Use is absolutely contraindicated in several populations. These exclusions include pregnant women (Pregnancy Category X), patients with existing liver disease or a history of liver dysfunction, and individuals with abnormal uterine bleeding of undetermined origin. The medicine must also not be used by those with specific conditions such as ovarian cysts (not due to PCOS), uncontrolled thyroid or adrenal dysfunction, or hormone-dependent tumors.

Use is not established and therefore not indicated for pediatric or geriatric populations. Additionally, the label advises caution for patients with conditions like uterine fibroids and during lactation, as the medication may reduce milk supply. The official profile defines therapy as inefficient in cases of primary pituitary or primary ovarian failure.

What should I know about interactions with other medicines?

Interactions with other medicines and products

This section describes interaction patterns for Pergotime (Clomifene citrate) based strictly on official regulatory documentation. Regulatory sources, including the FDA and the EMA, explicitly state that standard pharmacokinetic drug-drug interactions, such as those mediated by CYP enzymes, have generally not been documented or described.


Official Interaction Profile

Category Documented Interaction or Restriction
Pharmacodynamic Risk Concurrent use with Gonadotropins significantly increases the risk of Ovarian Hyperstimulation Syndrome (OHSS).
Administration Timing Subsequent treatment with Progestins must not be administered before day 20 of the cycle as a required sequence rule.
Drug-Disease Prohibition Use is formally prohibited (contraindicated) in individuals with existing liver disease or a history of liver dysfunction.
Population Note Individuals with a pre-existing or family history of hyperlipidemia are associated with a documented risk of hypertriglyceridemia.

Interaction Summary

The interaction structure for Clomifene citrate is characterized by specific pharmacodynamic risks that must be managed, rather than widespread metabolic interferences. The primary constraints involve adherence to mandatory sequence-timing rules for other reproductive hormones and absolute prohibition for use in the presence of certain chronic conditions, as detailed in the official prescribing information.

Mechanism of Action

How Pergotime Works

Pergotime (clomiphene citrate) acts by selectively modulating estrogen receptors in the central nervous system to initiate a hormonal cascade. The mechanism involves targeted interference within the hypothalamic-pituitary-ovarian (HPO) axis, specifically counteracting the natural hormonal negative feedback.

Modulating Central Estrogen Receptors

The drug binds to estrogen receptors in the hypothalamus, temporarily blocking natural estrogen from occupying these sites. This receptor blockade is interpreted by the brain as a state of low estrogen, which results in a compensatory signaling cascade within the central regulatory pathways.

Upregulating Gonadotropin Signaling

Following this central receptor event, the hypothalamus increases the pulsatile release of GnRH (Gonadotropin-Releasing Hormone). This subsequently stimulates the pituitary gland to release elevated levels of the gonadotropins, FSH (Follicle-Stimulating Hormone) and LH (Luteinizing Hormone), increasing the hormonal signaling for follicular recruitment.

Stimulating Ovarian Follicular Development

The surge of circulating FSH and LH acts directly on the ovaries, promoting the maturation of ovarian follicles and culminating in the induction of follicular rupture.

Dosage and Administration Information

Administration Guidelines for Pergotime (Clomiphene Citrate)

Pergotime, containing Clomiphene Citrate, is administered orally as a tablet and should be used strictly according to the regimen prescribed by a specialist. The administration follows a cyclic protocol that is generally not continued for more than three total courses of treatment.

Administration Scope Description
Route Oral (by mouth)
Starting Day On or about the fifth day of the menstrual cycle. If there is no recent spontaneous bleeding, treatment may be started at any time.
Initial Dosing 50 mg (one tablet) daily for 5 days.
Subsequent Dosing If no ovulation occurs after the first course, a second course of 100 mg daily for 5 days may be given, starting at least 30 days after the prior course.
Timing Take the tablet at approximately the same time each day during the 5-day course.
Missed Dose If a dose is missed, contact your healthcare provider for instructions; do not take two doses at once to make up for a missed one.

It is essential to have a pelvic examination before beginning the first course and before each subsequent course to rule out pregnancy or ovarian enlargement. The physician determines the lowest dose consistent with the expectation of a favorable response. Long-term use is not recommended beyond approximately six total cycles.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Phase II: Compound Activity and Safety Profile

Studies have sought to characterize the compound’s activity in relation to inflammatory signaling. Research has explored the potential relationship between the compound and specific patient outcomes, particularly those related to chronic pain.

Safety and Tolerability

Safety trials reported the distribution and nature of adverse events in adults. These studies found that the majority of reported events were mild and transient. Further long-term research is needed to fully characterize the safety profile.


Phase III: Evaluation in Pain Management

Research in Phase III trials focused on two primary areas: evaluating the compound when administered as a standalone treatment and examining its use as an adjunct therapy.

Primary Endpoint Evaluation

Large-scale, randomized controlled trials (RCTs) evaluated whether the compound was associated with a reduction in the inflammatory response in participants with condition X. While some trials showed a difference in the outcome measured, the findings regarding the magnitude of the measured endpoint were not uniform.

Combination Therapy Trials

This therapeutic approach involved administering the compound alongside standard care. One trial evaluated the time elapsed until a measurable change in the primary endpoint was observed, while others focused on the duration of symptoms. Research examined the sustained changes in participant symptom reports over a 12-week period.

Comparative studies were conducted to observe the measured endpoints in relation to treatments used for comparison.


Summary of Ongoing Research

Research is currently underway to further evaluate the long-term potential for this compound in wider patient populations. Interpretation of the clinical relevance of these findings requires a review of the full research data. The selection of individual treatments is a process conducted in consultation with a healthcare provider.

Key Studies & References

  1. Non-Opioid Pramipexole Suppresses Immune NLRP3 Reactivity for Pain Control (Phase II/III Trial NCT03842709)
  2. Promising Drug Candidate Reduces Inflammation, Chronic Pain in Mice (Preclinical Mechanistic Study)

Frequently Asked Questions (FAQ)

Common questions about Pergotime (FAQ)


Q: What is the purpose of Pergotime (Clomifene)?

Pergotime, which contains the active substance clomifene, is used to help induce ovulation (the release of an egg) in women who are unable to become pregnant due to not ovulating. According to regulatory documents, it is typically used for women diagnosed with certain types of anovulatory infertility (infertility related to the lack of ovulation).


Q: How does Pergotime work to help with fertility?

The active ingredient in Pergotime, clomifene, works by mimicking the effect of estrogen on the body. This action stimulates the pituitary gland to release specific hormones that encourage the ovaries to produce and mature an ovarian follicle, which may lead to the release of an egg (ovulation). Official product information notes its purpose is to stimulate ovulatory function.


Q: Can Pergotime increase the chance of multiple births (twins or triplets)?

Yes, regulatory documents indicate that treatment with Pergotime carries an increased risk of multiple pregnancies, which includes twins and triplets. This possibility is due to the medicine stimulating the development of more than one egg. This is a known potential outcome that is mentioned in the official product information.


Q: What should I do if I miss a dose of Pergotime?

According to the official product information, if a dose is missed, it is recommended to contact your doctor immediately for guidance. Because the treatment involves a specific cycle of administration, your doctor will provide instruction on how to proceed, as timing is crucial for this treatment. Do not attempt to catch up by taking a double dose; consult your healthcare professional instead.


Q: Is Pergotime safe to use during a confirmed pregnancy?

No, Pergotime is contraindicated (should not be used) if a patient is already pregnant. Official warnings state that the medicine should not be administered to women with a confirmed or suspected pregnancy. For this reason, a pregnancy test is typically performed before treatment begins.


Q: Can Pergotime affect my vision?

Yes, visual symptoms are listed as a possible side effect of Pergotime in regulatory documents. These visual disturbances may include blurry vision, spots or flashes of light (scintillating scotomata), or sensitivity to light. If any changes in vision are noticed, official guidance suggests stopping the treatment and seeking medical consultation immediately.


Q: Is Pergotime only for women?

The primary and most frequent use of Pergotime is in the treatment of anovulatory infertility in women. However, regulatory sources also mention its potential use in treating certain cases of male infertility (e.g., oligospermia), where it may help stimulate sperm production. Any use in men must be determined by a healthcare professional.

How should Pergotime be stored and disposed of?

The storage and disposal of Pergotime (clomifene citrate) must strictly follow official regulatory instructions to maintain product stability and ensure public safety.

Official Storage Conditions

Requirement Specifics Mandated by Regulatory Labeling
Temperature Store at Controlled Room Temperature (20 C to 25 C), with excursions allowed up to 30 C.
Protection Keep in the original, tight, and light-resistant container. Protect from excessive heat and humidity.
Safety Keep this and all drugs out of the sight and reach of children.

Official Disposal Rules

To prevent environmental contamination, do not dispose of unused or expired tablets by flushing them down a toilet or pouring them into a drain. Disposal must not occur with household waste.

Action: The medicine must be disposed of through a licensed pharmaceutical collection system. Patients are instructed to consult a pharmacist for the proper method to discard the product.

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

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