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OnabotulinumtoxinA

Published: July 26, 2026Updated: September 3, 2026

Botox Cosmetic is an injectable prescription medicine containing botulinum toxin type A, used to temporarily improve the appearance of moderate to severe facial wrinkles and lines in adults. It is primarily administered by healthcare professionals to smooth frown lines, crow's feet, and forehead wrinkles for a more youthful appearance.

Quick summary

Botox Cosmetic is an FDA-approved injectable treatment that temporarily reduces facial wrinkles by relaxing underlying muscles.

Medically reviewed by WellAlly Editorial TeamLast reviewed September 3, 2026Editorial policy

Key facts at a glance

RxNorm
604010
Generic
Botox Cosmetic
Class
brand-name
Brands
—
Availability
rx
Lactation
unknown
Routes
—
Forms
—
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.

Temporary improvement in the appearance of moderate to severe glabellar lines (frown lines between eyebrows), lateral canthal lines (crow's feet), and forehead lines in adults. It is used for cosmetic purposes only and requires a prescription from a licensed healthcare provider.

Botox Cosmetic contains purified botulinum toxin type A, which works by blocking nerve signals to specific muscles, causing temporary muscle relaxation. This relaxation smooths the overlying skin and reduces the appearance of wrinkles caused by repeated muscle contractions.

Botox Cosmetic must be administered by a licensed healthcare professional. Effects typically last 3-4 months and may vary by individual. Common side effects include injection site pain, bruising, or headache. It should not be used by individuals with known allergies to botulinum toxin or infections at the injection site. Patients should inform their provider of all medical conditions and medications before treatment.

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 September 3, 2026. · Read our editorial policy