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Oritavancin

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

Orbactiv (oritavancin) is a lipoglycopeptide antibiotic used to treat acute bacterial skin and skin structure infections (ABSSSI) caused by susceptible gram-positive bacteria. It is administered as a single intravenous dose, which can be advantageous for patients who may have difficulty completing multi-day antibiotic regimens. This medication is designed for adults and works by targeting the bacterial cell wall.

Quick summary

Orbactiv is an IV antibiotic for skin infections that works with just a single dose.

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

Key facts at a glance

RxNorm
1547616
Generic
Orbactiv
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.

Orbactiv is indicated for the treatment of acute bacterial skin and skin structure infections (ABSSSI) caused by susceptible gram-positive bacteria, including methicillin-resistant Staphylococcus aureus (MRSA). It is approved for use in adult patients.

Orbactiv is a lipoglycopeptide antibiotic that works through multiple mechanisms, including inhibition of bacterial cell wall synthesis and disruption of bacterial cell membrane integrity, leading to bacterial death.

Orbactiv is administered as a single 3-hour intravenous infusion. It should not be given to patients with known hypersensitivity to the drug. Common side effects may include headache, nausea, and infusion-related reactions. Blood tests measuring coagulation parameters may be affected for up to 48 hours after dosing.

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