Репата

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Репата

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 Репата

Property Description
Active ingredient Evolocumab (INN)
Form Sterile solution for injection
Pharmacological class PCSK9 inhibitor
Origin/Type Biologic, fully human monoclonal antibody
Common purpose Intensive reduction of low-density lipoprotein cholesterol (LDL-C)

What Type of Medicine is Репата (Evolocumab)?

Репата is a specialized, prescription-only biologic medicine used for advanced lipid management, belonging to the pharmacological class known as PCSK9 inhibitors (Proprotein Convertase Subtilisin/Kexin type 9 inhibitor). Its active ingredient is Evolocumab, a complex therapeutic protein that places it in this class. The medication is specifically a fully human monoclonal antibody (IgG2 isotype), meaning it is manufactured using biotechnology to precisely target a single component in the cholesterol regulation pathway. This status as a high-affinity antibody differentiates it structurally from older, synthetic small-molecule cholesterol therapies.

Composition and Delivery Form

The product is a single-ingredient formulation provided as a sterile solution for injection, typically supplied in a pre-filled pen or syringe. The composition consists of the active substance, Evolocumab, dissolved in an aqueous vehicle, which includes stabilizing components. Репата requires subcutaneous administration—injection into the fatty tissue beneath the skin—which is necessary because its complex protein structure would be destroyed if taken orally. This design supports the controlled systemic absorption required for its mechanism.

Primary Goal and Purpose of the Therapy

The fundamental purpose of Репата therapy is to achieve a substantial and sustained reduction in low-density lipoprotein cholesterol (LDL-C), supporting the management of severe hypercholesterolemia. This action is clinically recognized for its benefit, as it works by blocking the PCSK9 protein, which enhances the liver's capacity to clear LDL-C from the bloodstream. By providing this powerful cholesterol clearance mechanism, the therapy aims to reduce the overall lipid burden on the vascular system, a goal supported by extensive pharmacological studies.

Regulatory References

  1. Evolocumab (Repatha) - NCBI Bookshelf

What side effects are possible with Репата?

Possible Side Effects and Safety Information

The safety profile for Repatha (Evolocumab) is formally documented in government regulatory sources, classifying potential adverse reactions by frequency and the physiological system affected. This section is strictly descriptive of the information found in official prescribing labels.

Most reported adverse reactions are classified as Common (occurring in ge 1 in 100 patients). These frequently involve the Infections and Infestations system (such as nasopharyngitis and upper respiratory tract infection) and the Musculoskeletal and Connective Tissue Disorders system, including back pain, arthralgia (joint pain), and myalgia (muscle aches). Localized injection site reactions (erythema, pain, and bruising) are also documented as common .


Serious Adverse Reactions and Key Constraints

The official labeling notes the potential for serious hypersensitivity reactions (allergic reactions), including Angioedema (severe swelling). A history of serious hypersensitivity to Evolocumab or its excipients is listed as an absolute contraindication (should not be used). Additionally, the needle cover of the pre-filled device may contain dry natural rubber, which is documented as a specific allergy risk for sensitive individuals.


Population-Specific Safety Notes

Specific regulatory cautions apply to certain groups. Use in individuals with severe hepatic impairment has not been studied, and caution is advised. Furthermore, safety and effectiveness are not established for most pediatric patients under 10 years of age. For pregnant or lactating women, use is constrained due to limited or unknown data regarding potential risks to the fetus or infant, as detailed in official regulatory documents.

Overdose and Emergency Response

The official regulatory profile for Repatha (Evolocumab) overdose indicates that no specific clinical presentation or distinct symptom profile is documented as a result of a dose-dependent overdose. Non-clinical studies available in regulatory records have reported no adverse effects even at exposures significantly exceeding the human therapeutic dose. Furthermore, official product labeling states explicitly that no specific treatment or antidote is known or available to reverse the effects of an Evolocumab overdose.

In the event an overdose is suspected, regulatory guidance mandates that management be symptomatic and consist of supportive measures instituted as required.

The circumstances requiring the most urgent attention are associated with the documented risk of serious hypersensitivity reactions. These reactions are considered life-threatening and trigger the official instruction to seek immediate medical help right away. Signs of this emergency include trouble breathing or swallowing, swelling of the face, lips, tongue, or throat, raised bumps (hives), rash, or itching. Should signs of serious hypersensitivity occur, treatment must be discontinued, and the patient requires monitoring until signs and symptoms resolve.

Therapeutic Uses of Репата

What Репата Treats: Main Uses and Benefits

The therapeutic use of Repatha (Evolocumab) is relevant for managing lipid disorders to support the reduction of serious cardiovascular events.

This therapy is applied to individuals with established atherosclerotic cardiovascular disease (ASCVD) who are at severe risk for future acute events, such as a prior heart attack or stroke. The medication is commonly used to address severe forms of hypercholesterolemia (high cholesterol) when the Low-Density Lipoprotein Cholesterol (LDL-C) levels remain critically elevated despite patients being on standard oral lipid-lowering drugs. Furthermore, it is commonly used for managing the genetic conditions Heterozygous (HeFH) and Homozygous (HoFH) Familial Hypercholesterolemia in adults and pediatric patients (age 10 and older).

The primary benefit is that this treatment contributes to reducing the risk of a recurrent acute cardiovascular episode and the need for emergency revascularization procedures. The medication offers supportive relief to help high-risk patients reach appropriate lipid goals and assists with maintaining functional stability.

“This application is considered relevant when genetically-driven cholesterol levels are highly elevated and difficult to control, supporting patients during episodes of heightened discomfort.”

Quick Fact: Support for Silent Cardiovascular Risk
This medication is applied in clinical settings that involve acute or unstable symptom patterns and when supportive symptom management is appropriate. It supports general well-being when the underlying systemic imbalance of cholesterol creates noticeable physiological strain.

Regulatory References

  1. European Medicines Agency (EMA) overview

Eligibility and Restrictions for Use

Who can and cannot use Репата?

Eligibility for Репата (Evolocumab) is defined by official regulatory documentation and focuses on patient age, the specific cholesterol disorder being treated, and pre-existing conditions. This information outlines the populations for whom use is officially established, restricted, or contraindicated.


Approved Use by Age and Condition

Age Group Approved Indications (Established Use)
Adults (18+ years) Established Atherosclerotic Cardiovascular Disease (ASCVD), Primary Hyperlipidemia (including HeFH), and HoFH.
Pediatric Patients (10+ years) Heterozygous Familial Hypercholesterolemia (HeFH) and Homozygous Familial Hypercholesterolemia (HoFH).

Safety and effectiveness are not established for pediatric patients younger than 10 years old.

Formal Contraindications and Restrictions

The primary absolute exclusion is a history of a serious hypersensitivity reaction (e.g., angioedema) to evolocumab or any component of the drug. Patients with this history must not use the medicine.

Conditional Use

  • Severe Organ Impairment: Patients with severe hepatic impairment (Child-Pugh Class C) or severe renal impairment are recommended for use with caution as these populations have not been sufficiently studied in clinical trials.
  • Pregnancy and Lactation: Use during pregnancy is generally restricted and not recommended unless clinically necessary. It is unknown if the drug is excreted in human milk, and a risk to the infant cannot be excluded.

What should I know about interactions with other medicines?

The official regulatory profile for Repatha (Evolocumab) documents a focused set of interaction considerations, primarily related to its co-administration with other lipid-lowering agents and specific administration requirements.


Documented Pharmacokinetic Interactions

  • Statins: Co-administration with statins results in an officially documented increase in Evolocumab clearance by approximately 20% [EMA SmPC]. This pharmacokinetic change leads to a modest reduction in Evolocumab exposure, specifically a 20–30% decrease in C max and a 40–50% decrease in AUC [FDA Prescribing Information].
  • Ezetimibe: No clinically significant pharmacokinetic interaction was observed when Evolocumab was co-administered with ezetimibe [EMA SmPC].
  • Metabolic Pathways: Evolocumab is a monoclonal antibody and is not expected to interact via Cytochrome P450 (CYP450) enzymes or drug transporters, simplifying its interaction profile [FDA Prescribing Information].

Administration and Product Constraints

  • Injectable Drugs: Repatha must not be co-administered with other injectable drugs at the same injection site [FDA Prescribing Information].
  • Excipient Restriction: The needle cover of the pre-filled device may contain dry natural rubber (latex), which requires consideration for patients with a known latex sensitivity [EMA SmPC].
  • Food, Alcohol, Supplements: No formal interaction studies are documented for food, alcohol, herbal products, or dietary supplements [EMA SmPC].
  • Population Note: A reduction in total Evolocumab exposure has been observed in patients with moderate hepatic impairment [EMA SmPC].

Mechanism of Action

How Repatha Works: Mechanism of Action

Repatha (evolocumab) is a selective monoclonal antibody that acts upon the body's cholesterol regulation system. Its mechanism initiates by binding to and functionally neutralizing the PCSK9 (Proprotein Convertase Subtilisin/Kexin Type 9) protein.

This molecular interaction prevents PCSK9 from mediating the degradation of the Low-Density Lipoprotein Receptors (LDLRs) on the surface of liver cells. The resulting preservation and increased recycling of functional LDLRs on the hepatocyte surface represent the drug's core cellular pathway modulation.

The downstream cascade is a resultant increased systemic clearance rate of Low-Density Lipoprotein Cholesterol (LDL-C) particles from the plasma. This process facilitates the continuous reduction of the plasma concentration of LDL-C, directly influencing overall lipid homeostasis in the bloodstream.

Dosage and Administration Information

Repatha (evolocumab) is administered by subcutaneous injection into the abdomen, thigh, or upper arm. Patients or caregivers must receive proper training from a healthcare professional on preparation and injection technique before use.

Dosage Regimens

The recommended dosage depends on the patient's condition and includes two primary options for adults with established cardiovascular disease or primary hyperlipidemia, including Heterozygous Familial Hypercholesterolemia (HeFH):

Indication (Adults) Recommended Dosing
Established CVD or Primary Hyperlipidemia (including HeFH) 140 mg every 2 weeks OR 420 mg once monthly
Homozygous Familial Hypercholesterolemia (HoFH) 420 mg once monthly (may be increased to every 2 weeks)

For pediatric patients (aged 10 years and older) with HoFH, the initial dose is also 420 mg once monthly.

Administration Notes

  • Site Rotation: The injection site should be rotated with each dose, avoiding areas that are tender, bruised, scarred, or otherwise compromised. Do not inject other medications at the same site.
  • Warming: Prior to administration, the medicine must be allowed to warm naturally to room temperature. This process takes at least 30 minutes for the prefilled syringe or autoinjector. The solution must be inspected for clarity and should be colorless to pale yellow, without particles or discoloration.
  • 420 mg Dose: The 420 mg dose is typically administered either as three consecutive 140 mg injections within 30 minutes (using the prefilled syringe or autoinjector) or using a single-use on-body infusor system.
  • Missed Dose: If a scheduled dose is missed, patients should consult their healthcare provider for specific instructions. Generally, if an every-2-week dose is missed by more than seven days, the missed dose should be skipped, and the original schedule resumed.

Recent Clinical Evidence

Репата: Recent Clinical Evidence


Evidence for Use in Reducing Major Cardiovascular Events

Research has examined the use of this therapy in people who have existing cardiovascular conditions, such as those who have experienced a heart attack or stroke. These studies were designed as randomized controlled trials, where patient groups were monitored over defined time intervals. Researchers studied whether use was associated with changes in serious outcomes related to the heart and blood vessels. Studies reported measurements of these major event outcomes during the study period. The long-term effects are not fully established, and research is ongoing to describe what the research is exploring regarding longer-term outcomes related to systemic or functional imbalance.


Evidence for Use in Primary Hyperlipidemia and Mixed Dyslipidemia

This research explored the use of the therapy in individuals with high cholesterol and other abnormal fat levels. The studies examined the outcomes related to systemic imbalance of fats in the blood. Findings contribute to understanding the short-term patterns on these outcomes. However, follow-up durations were limited, and evidence remains limited regarding the measured outcomes over very long periods. Certainty remains low for some subgroup findings, and comparative evidence is lacking for many potential treatment combinations.


Evidence for Use in Homozygous Familial Hypercholesterolemia (HoFH)

Therapy was studied for the rare, inherited condition HoFH, which is associated with highly elevated cholesterol levels. Researchers examined how the therapy was associated with changes in specific, high-risk cholesterol measurements. Evidence is limited because the patient population is inherently small, and long-term effects are not fully established regarding the progression of the condition over decades.


What is Still Uncertain about Репата

Research describes what has been observed so far, but several areas remain uncertain. Evidence quality varies across studies, and findings were mixed regarding how much change was measured. Key gaps include the fact that long-term effects are not fully established, particularly the measured patterns of cardiovascular outcomes spanning many years. The use of this therapy was evaluated in pediatric patients (ages 10 and older) with specific inherited forms of high cholesterol. Subgroup findings are uncertain or based on small numbers. This evidence provides context but not individual predictions, as study results reflect the specific conditions under which they were conducted.

Frequently Asked Questions (FAQ)

Common questions about Репата (FAQ)

Q: What health conditions are officially approved for the use of Репата?

A: Official information indicates that Repatha is approved to lower LDL-C (bad cholesterol) in adults and children (10 years and older) who have primary hyperlipidemia, including specific inherited forms like Heterozygous or Homozygous Familial Hypercholesterolemia (HeFH or HoFH). It is also approved for use in adults with established cardiovascular disease (such as a previous heart attack or stroke) to help reduce the risk of future major cardiovascular events.

Q: How quickly can a person expect to see changes in their cholesterol levels after starting Репата?

A: Reductions in LDL-C levels can be measured relatively quickly, often as early as four weeks after starting treatment. Official clinical data suggests that the maximum cholesterol-lowering effect is typically reached after approximately 12 weeks of continuous use.

Q: Is Репата meant to be a long-term treatment, or is it only for a set period?

A: Repatha is generally intended for long-term use because it treats chronic, ongoing conditions like high cholesterol and established cardiovascular disease. If the medication is stopped, the cholesterol-lowering effect will eventually cease, and LDL-C levels will typically return toward pre-treatment levels.

Q: What happens if a person misses a dose of Репата?

A: Regulatory instructions for a missed dose vary based on the schedule. For a missed monthly dose, regulatory instructions state that it should typically be taken as soon as it is remembered, and a new monthly schedule should be initiated from that new date. Specific guidance is also provided for the every-two-week dose, including when a dose should be skipped to resume the original schedule.

Q: Are there any specific foods or drinks that should be avoided while using Репата?

A: Official regulatory labeling indicates that no formal studies have documented interactions between Repatha and food, alcohol, or dietary supplements. Patients are typically advised to discuss their diet, including alcohol consumption, with their healthcare provider.

Q: Can elderly patients safely use Репата?

A: Clinical studies have included a substantial number of patients aged 65 years and older, and official prescribing information states that no specific dose adjustment is considered necessary for patients in this age group.

Q: Do studies suggest Репата reduces the risk of major cardiovascular events like heart attack or stroke?

A: Studies examining the use of Repatha in patients with existing heart and blood vessel disease demonstrated that its use was associated with a reduction in the rate of serious events. This included a lower chance of experiencing a heart attack, stroke, or needing coronary revascularization procedures when the drug was added to standard statin therapy.

Q: Can Репата be prescribed to children and adolescents?

A: Official product information states that Repatha is approved for use in pediatric patients aged 10 years and older. Its approved use in this population is specifically for children with inherited forms of high cholesterol, namely Heterozygous Familial Hypercholesterolemia (HeFH) and Homozygous Familial Hypercholesterolemia (HoFH).

Q: Can people who have liver problems or kidney problems take Репата?

A: Official information indicates that no dosage adjustment is typically needed for people with mild to moderate kidney impairment or mild to moderate liver impairment. However, official information advises caution for use in patients with severe liver impairment, as safety data is limited.

Q: What kind of monitoring or blood tests are generally recommended while on Репата?

A: Regulatory documents recommend that LDL-C levels be assessed when clinically appropriate to monitor the drug's effectiveness. For patients on a monthly dosing schedule, the guidance recommends measuring LDL-C levels just before the next scheduled injection.

Q: What is the main purpose of taking Репата?

A: The main purpose of Repatha is to significantly reduce the levels of Low-Density Lipoprotein Cholesterol (often called LDL-C or 'bad cholesterol') in the blood. For patients at high risk, it is also used as part of a treatment plan to reduce the risk of major heart and blood vessel events, such as a heart attack or stroke.

Q: Does Репата only work on LDL cholesterol, or does it affect other types of fat in the blood?

A: While Repatha's primary and most significant effect is the reduction of LDL-C, clinical data also reported that its use was associated with changes in other measures of fats in the blood. These include non-HDL cholesterol, Apolipoprotein B (ApoB), and triglycerides.

Q: Are flu-like symptoms, such as a runny nose or sore throat, typical after taking a dose of Репата?

A: Yes, symptoms that can feel similar to a cold or the flu are among the commonly reported side effects in official documents. Nasopharyngitis (which includes symptoms like a runny nose, stuffy nose, or sore throat) and other upper respiratory tract infections are documented as common adverse reactions.

Q: What are the official recommendations about using Репата during pregnancy?

A: Official prescribing information states that it is currently unknown if Repatha will cause harm to an unborn baby. The decision to use the medication during pregnancy should be made by the patient and their healthcare provider, carefully weighing the potential benefits against any possible risks.

Q: Are there official statements about using Репата while breastfeeding?

A: It is not known if the active ingredient in Repatha passes into human breast milk. Due to this lack of data, official guidance advises that the patient and their healthcare provider must decide whether to continue the drug or continue breastfeeding, considering the potential risks to the infant.

Q: How does the price or cost of Репата compare to traditional cholesterol medicines?

A: Repatha is a biologic medication, and regulatory bodies typically classify it as a high-cost therapy relative to traditional, orally administered cholesterol-lowering drugs like generic statins. Patient cost is variable and often depends on insurance coverage and patient assistance programs.

Q: If a person feels their cholesterol is at goal, should they stop taking Репата?

A: Repatha is designed to be a continuous, long-term treatment for chronic conditions. If treatment is stopped, the effect on cholesterol levels will cease, and LDL-C levels will return toward baseline. The decision to discontinue treatment should only be made in consultation with a healthcare professional.

Q: Is it known if Репата causes weight changes?

A: Based on the data gathered during the main clinical trials for Repatha, changes in body weight, such as weight gain or weight loss, were not reported as a common side effect when compared to a placebo group.

Q: What does official information say about the relationship between Репата and new-onset diabetes?

A: In large clinical trials involving patients without diabetes at the start, the incidence of new-onset diabetes mellitus was observed to be slightly higher in the group taking Repatha compared to those taking a placebo. Patients should discuss their individual risk factors with their doctor.

Q: Is Репата available in a generic version or a biosimilar?

A: As a monoclonal antibody with patent protection, no generic or biosimilar version of the medication is currently approved or widely available on the market for patient use.

Q: Is there any information on how long Репата remains in the system after the last dose?

A: Official pharmacological data indicates that the effective half-life (the time it takes for half of the drug to be eliminated) of the active ingredient is approximately 11 to 17 days. This means the medicine’s cholesterol-lowering action will continue for some time after the last dose.

Q: Has hair loss been reported as a side effect of Репата?

A: Hair loss, or alopecia, is not listed among the common or frequent side effects documented in the official regulatory prescribing information for Repatha.

Q: How is the long-term safety profile described in the official documents?

A: Long-term follow-up studies, which have extended over five years in some cases, have been conducted to monitor safety. These studies did not identify any new safety signals or concerns related to the drug beyond what had already been observed in shorter clinical trials.

Q: What are the reasons someone might be ineligible to use Репата?

A: The primary contraindication (reason not to use the drug) is a known history of a serious hypersensitivity reaction (a severe allergic reaction) to the active ingredient, evolocumab, or to any of the other non-active ingredients used in the product.

Q: Does the effect of Репата wear off quickly if the treatment is stopped?

A: If treatment is discontinued, the cholesterol-lowering effect will gradually wear off as the drug is naturally eliminated from the body. As official data indicates the half-life is around 11 to 17 days, the effects will start to diminish, and cholesterol levels will generally return to pre-treatment levels over several weeks.

Q: Are there patient support programs related to Репата mentioned in official literature?

A: Official regulatory patient information leaflets often include contact details for the manufacturer. The patient information often provides details for reporting adverse events and seeking information regarding specific safety monitoring programs, such as those related to pregnancy safety.

How should Репата be stored and disposed of?

How to Store and Dispose of Репата

Storage and disposal instructions for Repatha (Evolocumab) are mandatory due to its nature as a temperature-sensitive sterile solution, as defined by regulatory labeling.

Condition Requirement
Primary Storage Store in a refrigerator at 2 C to 8 C (36 F to 46 F).
Stability Limit If removed from refrigeration, it must be used within 30 days when stored at room temperature (up to 25 C / 77 F).
Protection Keep in the original carton to protect from light. Do not freeze or shake the medicine.
Child Safety Keep the medicine and the sharps container out of the sight and reach of children.
Disposal (Used) Used pens/syringes must be immediately placed in an FDA-cleared sharps disposal container. Do not dispose of them in household trash.
Disposal (Unused) Discard unused or expired product according to local pharmaceutical waste regulations, avoiding wastewater disposal.

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

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