Ivergot

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Ivergot

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 Ivergot

What is Ivergot?

Ivergot is a medication that contains ivermectin as its active pharmaceutical ingredient. It belongs to a class of drugs known as anthelmintics, which are primarily used to treat infections caused by various parasitic organisms.

Mechanism of Action

The active component in Ivergot works by interfering with the muscle and nerve functions of specific parasites. It binds to glutamate-gated chloride channels, which are common in invertebrate nerve and muscle cells. This binding increases the permeability of the cell membrane to chloride ions, leading to hyperpolarization of the nerve or muscle cell. The result is the paralysis and eventual death of the parasite.

Therapeutic Applications

Ivergot is utilized in the management of several parasitic conditions. Its applications generally include:

  • Strongyloidiasis: An infection of the intestinal tract caused by the roundworm Strongyloides stercoralis.
  • Onchocerciasis: Also known as river blindness, this condition is caused by the parasite Onchocerca volvulus.
  • Ectoparasitic Infestations: In certain clinical scenarios, it may be used to address infestations such as scabies or pediculosis (lice) when topical treatments are not effective or appropriate.

Characterization

As a systemic treatment, Ivergot is absorbed into the bloodstream to reach the site of infection. It is designed to target the nervous systems of parasites while having a low affinity for mammalian receptors, which is the basis for its selective toxicity against the infecting organisms.

What side effects are possible with Ivergot?

The safety profile of Ivergot (Ivermectin) is established by government regulatory agencies and based on clinical data categorized by frequency and the organ system affected. The most frequently reported adverse reactions are classified as Common.

Common Adverse Reactions

Reactions categorized as common in regulatory labeling often involve several body systems:

  • Gastrointestinal: Nausea, vomiting, diarrhea, abdominal pain, and constipation.
  • Nervous System: Dizziness, somnolence (drowsiness), and tremor.
  • Dermatological: Pruritus (itching) and rash.
  • Systemic: Fever, asthenia (weakness), malaise, and transient increases in liver enzyme levels.

Serious Adverse Reactions and Safety Constraints

Official labeling highlights the potential for rare but serious adverse reactions, which are largely tied to the patient's existing parasitic burden:

  • Mazzotti Reaction: A systemic reaction, including fever, swollen lymph nodes, and skin rash, that can occur in patients treated for Onchocerciasis (river blindness) due to the death of microfilariae.
  • Encephalopathy: A rare, severe neurological event documented in patients with Onchocerciasis who also have a high concomitant burden of Loa Loa microfilariae. The risk of severe neurological effects is directly correlated with the patient's microfilarial load.

Systemic reactions and fever are often noted to be transient and may occur shortly following the administration of the dose.

Regulatory Safety Summary

The safety classification establishes that the majority of adverse effects are common and non-serious. The risk of severe, clinically significant reactions is explicitly defined in regulatory documents as a constraint linked to the specific type and intensity of the parasitic infection.

Overdose and Emergency Response

Overdose and when to seek help

Official regulatory information describes a range of clinical manifestations associated with Ivermectin overdose, with symptoms varying in severity depending on the amount ingested.

Documented Overdose Manifestations Severe Outcomes and Systemic Effects
Rash, Hives, Headache, Dizziness Seizures, Coma, Altered Mental Status
Nausea, Vomiting, Diarrhea, Abdominal Pain Hypotension (low blood pressure)
Weakness, Loss of coordination (Ataxia) Respiratory Failure, Death
Tingling of hands or feet (Paresthesia) Tachycardia (fast heart rate)

When to Seek Urgent Medical Help (Official Instruction)

Immediate medical attention is required if an overdose is suspected or if symptoms occur after taking Ivermectin. Contact the poison control helpline immediately. Emergency services (e.g., 911) must be called if the individual has collapsed, had a seizure, has trouble breathing, or cannot be awakened.

Overdose Management

The official labeling notes that there is no specific antidote for Ivermectin overdose. Management is entirely supportive. Supportive procedures may include the use of parenteral fluids and electrolytes, respiratory support (including mechanical ventilation, if needed), and pressor agents to manage clinically significant hypotension. Procedures to minimize drug absorption, such as gastric lavage, may be considered if performed early following ingestion.

Therapeutic Uses of Ivergot

What Ivergot Treats: Main Uses and Benefits

Ivergot (Ivermectin) is a broad-spectrum anti-parasitic agent generally used to manage conditions and symptoms arising from specific internal and external parasitic infestations. The application of this medication is commonly used to provide support in parasite management and to support the management of disease progression and **ease symptoms related to physical discomfort.


Relief from Parasitic Symptoms and Infestations

This medication is relevant within clinical settings involving infections caused by nematode parasitic worms, notably Onchocerciasis (river blindness) and Strongyloidiasis (threadworms). It is also relevant for managing external parasitic infestations such as severe cases of Scabies (mite infestation) and head lice. It helps address symptom clusters that create noticeable physiological strain, such as chronic gastrointestinal distress, tissue inflammation, and widespread, intense pruritus (itching).

The therapeutic benefit supports symptomatic management and may assist with maintaining functional stability by helping to ease the impact of these diseases. The medication is commonly used in scenarios requiring short-term symptomatic assistance, such as in mass drug administration programs for endemic diseases or for outbreak control of contagious skin infestations.

Quick Fact: Relief for Pruritus
This medication is relevant for easing symptoms related to inflammatory or irritative states where severe itching (pruritus) and skin lesions are present, contributing to easing the overall symptom load.

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Ivergot — Official Regulatory Information

The eligibility profile for Ivergot (Ivermectin) oral tablets is strictly defined by regulatory health authorities and encompasses specific age, physiological, and medical status restrictions.


Eligibility Scope

Classification Population Status Rule as Defined in Labeling
Contraindicated Absolute Non-Eligibility Patients with a known hypersensitivity to Ivermectin or any component of the tablet formulation.
Pediatric Exclusion Not Established/Not Recommended Safety and effectiveness have not been established in children weighing less than 15 kilograms (33 pounds).
Maternal Status Not Recommended Use is not recommended during pregnancy or by women who are breastfeeding. Ivermectin is known to be excreted into human milk.
Conditional Use Caution Required Patients with hepatic or renal impairment require caution due to the drug’s metabolism and excretion.
Comorbidity Restriction High-Risk Use Patients with onchocerciasis who also have high Loa loa microfilaraemia are at increased risk for serious adverse events, including encephalopathy.

Connection to the overall eligibility profile

Official regulatory documents define the eligible population by establishing one absolute prohibition (hypersensitivity) and clear exclusions based on minimum body weight and maternal status. Use is further conditionally restricted in populations with impaired organ function or a specific co-endemic parasitic risk. This structure formally limits the eligible user base according to fixed clinical boundaries.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Official regulatory information highlights two primary concerns regarding drug interactions with Ivergot (ivermectin): a clinically significant interaction risk with certain blood-thinning medicines and a potential pharmacokinetic interaction involving metabolic enzymes.


Drug Categories and Specific Interactions

Ivermectin is associated with a potential for serious adverse reactions when taken with blood-thinners (anticoagulants). Post-marketing reports have indicated that coadministration with medicines like warfarin can increase the effects of the anticoagulant, potentially leading to an elevated risk of unwanted bleeding. Due to this potential for enhanced anticoagulant activity, caution is advised for this combination.

Ivermectin is also a substrate of the CYP450 3A4 enzyme, which is involved in its metabolism. Consequently, coadministration of Ivergot with potent inhibitors of this enzyme may result in increased plasma concentrations of ivermectin, which theoretically raises the risk of drug-related adverse effects. However, the clinical significance of this particular pharmacokinetic interaction is often stated as unknown in official documents.


Interaction Classification and Constraints

The most prominent interaction-related restriction pertains to the use of Ivergot with anticoagulants. While not a blanket contraindication in all regulatory documents, the potential for a dangerous interaction means that concurrent use requires careful monitoring, such as frequent checks of the International Normalized Ratio (INR) for patients taking warfarin.

In summary, the documented interaction profile centers on the potential for an increase in anticoagulant effects, and a theoretical risk based on the drug's metabolism by the CYP3A4 pathway.

Mechanism of Action

Mechanistic Overview: How Ivergot Works

Ivergot is a combination product that exerts two distinct, independent mechanisms of action on separate biological systems.


Serotonergic Modulation and Cranial Vasomotor Control

The Ergotamine component primarily acts as an agonist on Serotonin (5-HT1B/1D) and alpha-adrenergic receptors located on cranial blood vessels and trigeminal nerve endings. This mechanism initiates signaling sequences that lead to the contraction (vasoconstriction) of extracerebral arteries and the inhibition of pain-associated neuropeptide release (e.g., CGRP). This action influences signaling in the cranial vasculature and nerve pathways, contributing to the regulation of neurogenic output.


Targeted Parasite Neuromuscular Blockade

The Ivermectin component selectively targets Glutamate-gated Chloride (GluCl) channels unique to invertebrate nerve and muscle cells. By modulating these channels, Ivermectin causes an influx of chloride ions, leading to hyperpolarization and sustained electrical inhibition. This specific pathway interference results in the flaccid paralysis of the parasite. The irreversible nature of the paralysis leads to the death of the parasite, completing the mechanistic cascade.

Dosage and Administration Information

Ivergot is a brand name for products containing the active ingredient Ivermectin. Official administration guidelines for Ivermectin vary significantly depending on the approved dosage form, such as oral tablets or topical cream, and must be followed exactly as prescribed by a healthcare provider.

Administration Summary

Dosage Form Route Frequency/Timing Age Restriction Special Condition
Oral Tablet Oral Single dose (repeated for some conditions) Patients ge 15 kg body weight Must be taken on an empty stomach with water
Topical Cream Topical (Face) Once daily Generally ge 18 years Avoid contact with eyes and lips

Official Procedural Steps

For Oral Tablets (e.g., for Strongyloidiasis)

  • The dose is determined by the patient’s body weight and is typically a single oral dose.
  • Swallow the total number of prescribed tablets with water on an empty stomach.
  • For certain parasitic infections, patients may require follow-up stool examinations over the three months following treatment to verify the eradication of the infection. If the infection persists, retreatment may be necessary.

For Topical Cream (e.g., for Rosacea)

  • Apply the cream once daily to the affected areas of the face.
  • Use a pea-sized amount for each distinct area of the face (forehead, chin, nose, and each cheek).
  • Spread the cream smoothly and evenly as a thin layer.
  • The cream is intended strictly for topical application and is not for oral, ophthalmic (eye), or intravaginal use.

Recent Clinical Evidence

Research evidence / Overview of studies for Ivergot

The evidence for Ivergot (Ivermectin) is drawn from clinical evaluation, including Randomized Controlled Trials (RCTs), large-scale public health studies, and scientific reviews. This body of research informs regulatory assessments regarding its study in specific parasitic conditions.


Evidence for use in Intestinal Strongyloidiasis (Threadworm Infection)

What was studied: The research primarily involves comparative studies and systematic reviews examining Ivermectin against other anti-parasitic agents. The primary outcome measured is the parasitological cure rate, which is a measure that researchers used to track the absence of the parasite in samples (like stool or sputum) following treatment. Studies were conducted in both generally healthy adults and in patients whose immune systems were weakened.

What the studies suggest: Findings indicate that treatment was studied for its potential to clear the parasite, with many trials describing patterns related to the measured cure rates in the observed populations. Comparative research described that the measured clearance rates were often observed in studies examining this treatment against certain other antiparasitic medicines.

Evidence for use in Onchocerciasis (River Blindness)

What was studied: Studies were applied in research contexts involving endemic populations over defined time intervals. The key outcomes studied were related to the measured microfilarial load (the concentration of larval worms in the skin and eyes) and the overall change in the prevalence of infection across entire communities. Research has shown that the medication does not kill the adult parasite (macrofilaria) but was observed to affect its reproduction.

What remains uncertain: Due to the long life span of the adult parasite, the research for Onchocerciasis involved monitoring over many years—sometimes a decade or more. Long-term effects are not fully established, and studies are ongoing to track the parasite population for any signs of reduced responsiveness to the medication.

Evidence in Special Populations

The research is limited for children who weigh less than 15 kg. Most research in children in endemic settings has been conducted under the supervision of public health programs where the study goal is often population-wide control. Research has also included individuals with weakened immune systems who presented with severe or complicated threadworm infection.

Key Studies & References

  1. Efficacy and safety of oral ivermectin versus benzyl benzoate for the treatment of scabies: a systematic review and meta-analysis of randomized controlled trials
  2. Comparative Effectiveness of Ivermectin and Permethrin in the Treatment of Scabies Diagnosed in the Emergency Department
  3. Ivermectin for Parasitic Skin Infections of Scabies: A Review of Comparative Clinical Effectiveness, Cost-Effectiveness, and Guidelines

Frequently Asked Questions (FAQ)

Common questions about Ivergot (FAQ)

Q: What is the main medical condition that Ivergot is officially approved to treat?

Ivergot contains the active ingredient Ivermectin, which is officially approved for the treatment of certain parasitic infections, such as intestinal strongyloidiasis and onchocerciasis (river blindness). Topical forms containing Ivermectin are approved for conditions like rosacea. The specific approved uses for the combined Ivergot product are described in its regulatory documentation.

Q: Can Ivergot be taken with common over-the-counter pain relievers?

Regulatory information concerning the Ivermectin component does not report a known interaction with common over-the-counter pain relievers such as acetaminophen (Tylenol). Official guidance indicates that all potential interaction risks should be reviewed by a healthcare professional.

Q: What is the active ingredient in Ivergot?

According to the official product information, Ivergot is a combination medication that contains two distinct active ingredients: Ivermectin and Ergotamine. Both components contribute to the overall intended effects of the medicine.

Q: What are the official warnings about Ivergot and alcohol consumption?

Official information describes that using ethanol (alcohol) with the Ivermectin component is associated with potential increases in the drug's blood levels or intensification of side effects such as dizziness, nausea, and headache.

Q: Is Ivergot considered safe for older adults to use?

Regulatory documents include a 'Geriatric Use' section for the Ivermectin component, which generally indicates that safety is comparable to younger adults. Official documents note that caution may be warranted for older patients who are in poor overall general condition.

Q: Is Ivergot safe to use during pregnancy, according to regulatory documents?

The Ivermectin component is categorized by the FDA as Pregnancy Category C. Manufacturer warnings state that treatment during pregnancy is generally considered contraindicated due to potential risk. Official guidance indicates that the potential risks should be reviewed by a healthcare professional.

Q: How long does Ivergot stay in the body after the last use?

Pharmacokinetic studies for the Ivermectin component show that the plasma half-life generally ranges from 12 to 66 hours after a standard oral dose. The half-life refers to the time it takes for the drug concentration in the body to be reduced by half.

Q: Does Ivergot have a known potential for dependence or addiction?

The regulatory safety assessments for the Ivermectin component do not identify dependence or addiction potential as a known risk or safety signal.

Q: What if I take too much Ivergot by mistake?

Symptoms of overdose with the Ivermectin component are documented to include severe gastrointestinal effects (nausea, vomiting), hypotension (low blood pressure), and neurological issues. These neurological effects can involve confusion, loss of coordination, seizures, and in severe cases, coma.

Q: What specific laboratory tests are listed as being potentially affected by Ivergot?

The official interaction profile notes that concurrent use with blood-thinners, such as warfarin, is associated with a need for monitoring the International Normalized Ratio (INR). The INR is a specific laboratory test used to track blood clotting time.

Q: Is Ivergot classified as an antibiotic or an antiviral?

The Ivermectin component is classified by regulatory agencies as an antiparasitic and anthelmintic agent. It is not classified as an antibiotic for bacterial infections or an antiviral drug.

Q: Are there any restrictions on driving or operating machinery while using Ivergot?

Common adverse reactions for the Ivermectin component, such as dizziness and somnolence (drowsiness), are described in official documents as potentially impairing the ability to operate machinery.

Q: What conditions or diseases might prevent someone from using Ivergot?

Regulatory documents describe warnings associated with certain pre-existing conditions, including known hypersensitivity or allergy to the components, significant liver or kidney disease. A serious constraint applies to patients with a high burden of Loa loa microfilariae.

Q: Does Ivergot interact with medications used for high blood pressure or heart conditions?

Official regulatory information documents a potential for serious adverse reactions when the Ivermectin component is taken with blood-thinners (anticoagulants) like warfarin, which is used for heart conditions. This is due to the documented potential for increased risk of bleeding.

Q: Can Ivergot be dissolved in liquid or crushed before taking it?

Regulatory guidance, particularly in a public health setting, notes that Ivermectin tablets may be crushed for administration to patients who have difficulty swallowing, such as small children. The usual method for administration described in the label is to swallow the tablets whole with water.

Q: What should be done with unused Ivergot after the treatment is finished?

FDA guidelines recommend two primary disposal methods: utilizing community drug take-back programs or following official instructions for disposal in household trash. This often involves mixing the medicine with an undesirable substance, such as used coffee grounds, and sealing it before placing it in the trash.

Q: Does Ivergot have any known psychological side effects, like anxiety or mood changes?

Official documentation lists rare or uncommon side effects for the Ivermectin component that can affect the nervous system. These documented effects include 'mood or mental changes,' 'agitation,' 'confusion,' and 'hallucinations'.

Q: Is there a maximum period of time Ivergot is typically used for?

The duration of treatment is conditional on the indication. For example, some parasitic infections require only a single oral dose, while chronic conditions like rosacea may involve daily topical application over periods studied up to 12 weeks.

Q: Does Ivergot contain any common allergens like gluten or lactose?

Official documents list the inactive ingredients for the Ivermectin component, such as croscarmellose sodium and pregelatinized starch. However, regulatory documents do not contain an explicit statement certifying the final formulation as gluten-free or lactose-free.

Q: What are the official research conclusions about Ivergot and breastfeeding?

Official information describes that the Ivermectin component is excreted into human milk in low concentrations. The manufacturer’s guidance indicates that the clinical benefit of treatment should be carefully weighed against the potential risk to the infant.

Q: What is the most important warning associated with Ivergot?

Regulatory documents explicitly emphasize the risk of serious or fatal encephalopathy (a severe neurological event). This risk is most significantly highlighted in patients being treated for onchocerciasis who are also co-infected with high microfilarial loads of Loa loa.

Q: Why is Ivergot sometimes referred to by a different name?

Ivergot is a specific brand name for this medication. It is common for medicines to also be referred to by the name of their active ingredients, Ivermectin and Ergotamine, or by different brand names used in other countries.

How should Ivergot be stored and disposed of?

Storage Requirements for Ivergot (Ivermectin) Tablets

Ivergot tablets must be stored at Controlled Room Temperature, specifically between 20 C and 25 C (68 F and 77 F). The medication should be kept in the original container to maintain its stability and be protected from environmental excursions outside of 15 C to 30 C. It is a mandatory requirement to store the tablets out of the reach and sight of children.

Storage Classification Requirement
Temperature Controlled Room Temperature
Container Store in original container
Child Safety Keep out of the reach of children

Official Disposal Instructions

Unused or expired Ivergot should be disposed of via a drug take-back program. If a take-back program is unavailable, the medication should be mixed with an unpalatable substance (such as dirt or used coffee grounds) and placed in a sealed bag before being thrown in the household trash. The FDA does not list this medication for disposal by flushing.

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

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