Kaléo
Kaléo is a global leader in drug-device combinations and auto-injector innovation.
Last updated September 10, 2026
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Overview
Kaléo describes itself as a global leader in drug-delivery technology and auto-injector innovation, providing patients and emergency responders with security and peace of mind. Its name is derived from the Greek word for "a calling" or "purpose." The company states its journey began 25 years ago, inspired by the personal passion of its founders to address the limitations of anaphylaxis rescue medications. It performs both drug and device development, and its Aerio™ Auto-Injector Platform is offered to pharmaceutical and government agency partners. Its marketed products include AUVI-Q® (epinephrine injection, USP) and a Naloxone Auto-Injector 10 mg.
History
Kaléo states that its name is derived from the Greek word for "a calling" or "purpose," reflecting the shared mission of the Kaléo team. According to the company, its journey began 25 years ago, inspired by the personal passion of its founders to address the limitations of anaphylaxis rescue medications, and their personal experiences inspired them to commit to research and innovation. The company says it performs both drug and device development because it believes both are critical internal competencies, and that it has been a trusted partner to those who rely on its auto-injector technology for more than two decades.
Products and positioning
Global leader in drug-device combinations and auto-injector innovation; "Built to Trust."
Aerio™ Auto-Injector Platform
A drug-device platform offering flexibility across disease categories and environments, with human factors engineering, approximately 155 issued or pending patents, and fully automated manufacturing.
AUVI-Q® (epinephrine injection, USP)
A marketed product listed on Kaléo's products page; the product page is intended for residents of the United States of America.
Naloxone Auto-Injector 10 mg (naloxone hydrochloride injection, USP)
A marketed product listed on Kaléo's products page; the product page is intended for military personnel and chemical incident responders.
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