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Evolocumab

Published: July 26, 2026Updated: July 26, 2026

Evolocumab is a monoclonal antibody medication used to lower LDL (bad) cholesterol levels in patients with cardiovascular disease or familial hypercholesterolemia who have not achieved adequate control with statins or who cannot tolerate statin therapy. It works by blocking the PCSK9 protein, which normally breaks down LDL receptors in the liver, allowing the liver to remove more cholesterol from the bloodstream. This medication is administered as a subcutaneous injection typically every 2 or 4 weeks.

Quick summary

Evolocumab is a PCSK9 inhibitor monoclonal antibody that lowers LDL cholesterol by preventing the degradation of liver LDL receptors.

Medically reviewed by WellAlly Editorial TeamLast reviewed July 26, 2026Editorial policy

Key facts at a glance

ATC
C10AX13
RxNorm
1665684
Generic
Evolocumab
Class
atc-c10
Brands
Repatha
Availability
rx
Lactation
unknown
Routes
—
Forms
prefilled syringe
Regions
US, EU, CN, JP
Monitoring
—

This page is for informational purposes only.

Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.

Dosage and administration

adult (standard)subcutaneous injection
Usual dose
140mg every 2 weeks or 420mg once monthly
Maximum
consult physician
Frequency
every 2 weeks or once monthly
Instructions
Follow physician instructions
Duration limits
as prescribed
Monitoring
standard
pediatric (age 10 and older with familial hypercholesterolemia)subcutaneous injection
Usual dose
140mg every 2 weeks or 420mg once monthly
Maximum
consult physician
Frequency
every 2 weeks or once monthly
Instructions
Follow physician instructions
Duration limits
as prescribed
Monitoring
standard
geriatric (standard)subcutaneous injection
Usual dose
140mg every 2 weeks or 420mg once monthly
Maximum
consult physician
Frequency
every 2 weeks or once monthly
Instructions
Follow physician instructions
Duration limits
as prescribed
Monitoring
standard

Overdose information

Important overdose information
Toxic dose: Single dose that may cause serious toxicity
Chronic overdose: Prolonged high-dose exposure may lead to immune system dysfunction and increased risk of infections
Immediate actions
Monitor vital signs, provide supportive care, observe for allergic reactions
Antidote
No specific antidote available(Supportive care is the primary treatment approach)
Poison Control: 1-800-222-1222

Special Populations

13 groups
⚠

pregnancy

first trimester
caution
FDA Category
C
Dose Adjustment

avoid if possible

Key Recommendations

use only if benefits outweigh potential risks to fetus; consider discontinue therapy if pregnancy occurs

Monitor

regular prenatal monitoring

Use with caution and monitor for adverse effects.

⚠

pregnancy

second trimester
caution
FDA Category
C
Dose Adjustment

avoid if possible

Key Recommendations

use only if benefits outweigh potential risks; consider discontinue therapy

Monitor

regular fetal monitoring

Use with caution and monitor for adverse effects.

⚠

pregnancy

third trimester
caution
FDA Category
C
Dose Adjustment

avoid if possible

Key Recommendations

use only if benefits outweigh potential risks

Monitor

regular fetal monitoring

Use with caution and monitor for adverse effects.

?

lactation

breastfeeding
unknown
FDA Category
N
Dose Adjustment

no adjustment needed

Key Recommendations

decide whether to discontinue breastfeeding or discontinue drug; unknown if excreted in human milk

Monitor

monitor infant for any adverse effects

?

pediatric_age

under 12 years
unknown
FDA Category
N
Dose Adjustment

not established

Key Recommendations

safety and efficacy not established in pediatric patients; use not recommended

Monitor

not applicable

✓

pediatric_age

12 to 17 years
safe
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

approved for homozygous familial hypercholesterolemia in pediatric patients 12 years and older

Monitor

standard lipid monitoring

✓

geriatric

elderly over 65
safe
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

no dose adjustment required based on age; monitor renal function

Monitor

standard monitoring

✓

renal_impairment

mild renal impairment
safe
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

no dose adjustment needed for mild renal impairment

Monitor

standard monitoring

✓

renal_impairment

moderate renal impairment
safe
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

no dose adjustment needed for moderate renal impairment

Monitor

standard monitoring

⚠

renal_impairment

severe renal impairment
caution
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

use with caution; limited data in severe renal impairment

Monitor

close monitoring

Use with caution and monitor for adverse effects.

✓

hepatic_impairment

mild hepatic impairment
safe
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

no dose adjustment needed for mild hepatic impairment

Monitor

standard monitoring

⚠

hepatic_impairment

moderate hepatic impairment
caution
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

use with caution; limited data in moderate hepatic impairment

Monitor

close monitoring of liver function

Use with caution and monitor for adverse effects.

✓

alcohol_users

moderate alcohol use
safe
FDA Category
N
Dose Adjustment

no adjustment

Key Recommendations

no specific interaction; continue evolocumab as prescribed

Monitor

standard lipid monitoring

Statistics and clinical data

drug_classWHO
2023

Drug class

Value:PCSK9 inhibitor

Monoclonal antibody that inhibits PCSK9 enzyme

prescribingFDA
2023

FDA approval year

Value:2015

FDA approved Evolocumab under brand name Repatha

usageFDA
2023

Primary indication

Value:Lowering LDL cholesterol

Treatment for hyperlipidemia and cardiovascular risk reduction

mechanismFDA
2023

Mechanism of action

Value:Inhibits PCSK9 protein

Increases LDL receptor recycling leading to reduced LDL levels

Evolocumab is indicated for heterozygous familial hypercholesterolemia (HeFH), homozygous familial hypercholesterolemia (HoFH), and atherosclerotic cardiovascular disease (ASCVD) in patients who need additional LDL lowering despite being on maximally tolerated statin therapy.

Evolocumab binds to and inhibits proprotein convertase subtilisin kexin type 9 (PCSK9), preventing it from binding to low-density lipoprotein receptors (LDLR) on hepatocytes. This prevents LDLR degradation and allows more receptors to remain on the cell surface to remove LDL cholesterol from the blood.

Common side effects include nasopharyngitis, upper respiratory tract infections, and injection site reactions. Patients should continue taking statins as prescribed unless otherwise directed by their healthcare provider. The medication is administered via subcutaneous injection and requires refrigeration storage. Safety in pregnancy and breastfeeding has not been established.

Contraindications

Conditions and patient states where this medication should be avoided or used with caution.

Do not use (1)

ABSOLUTEhypersensitivity

Known allergy to this medication or its components

Use caution (1)

RELATIVEpregnancy

Consult healthcare provider for benefits vs risks assessment

Official drug label

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy