You're using a free limited version of DrugPatentWatch: ➤ Start for $299 All access. No Commitment.

Last Updated: March 26, 2026

Details for New Drug Application (NDA): 205787

✉ Email this page to a colleague

NDA 205787 describes EVZIO, which is a drug marketed by Kaleo Inc and is included in two NDAs. There are twenty-two patents protecting this drug. Additional details are available on the EVZIO profile page.

The generic ingredient in EVZIO is naloxone hydrochloride. There are twelve drug master file entries for this compound. Fifty suppliers are listed for this compound. Additional details are available on the naloxone hydrochloride profile page.

Summary for 205787

Tradename:	EVZIO
Applicant:	Kaleo Inc
Ingredient:	naloxone hydrochloride
Patents:	21

Medical Subject Heading (MeSH) Categories for 205787

Narcotic Antagonists

Profile for product number 001

Active Rx/OTC/Discontinued:	DISCN	Dosage:	SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS			Strength	0.4MG/0.4ML (0.4MG/0.4ML)
Approval Date:	Apr 3, 2014	TE:		RLD:	Yes
Patent:	⤷ Start Trial	Patent Expiration:	May 24, 2031	Product Flag?		Substance Flag?		Delist Request?
Patented Use:	USE OF A DELIVERY DEVICE TO DELIVER A DOSE OF NALOXONE
Patent:	⤷ Start Trial	Patent Expiration:	Mar 20, 2035	Product Flag?	Y	Substance Flag?		Delist Request?
Patented Use:	USE OF A DELIVERY DEVICE TO DELIVER A BIOEQUIVALENT DOSE OF A NALOXONE COMPOSITION VIA A NEEDLE
Patent:	⤷ Start Trial	Patent Expiration:	Feb 28, 2031	Product Flag?		Substance Flag?		Delist Request?
Patented Use:	USE OF A DELIVERY DEVICE TO ADMINISTER A DOSE OF NALOXONE

Expired US Patents for NDA 205787

Subscribe to access the full database, or Start Trial
Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Kaleo Inc	EVZIO	naloxone hydrochloride	SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS	205787-001	Apr 3, 2014	⤷ Start Trial	⤷ Start Trial
Kaleo Inc	EVZIO	naloxone hydrochloride	SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS	205787-001	Apr 3, 2014	⤷ Start Trial	⤷ Start Trial
Kaleo Inc	EVZIO	naloxone hydrochloride	SOLUTION;INTRAMUSCULAR, SUBCUTANEOUS	205787-001	Apr 3, 2014	⤷ Start Trial	⤷ Start Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

Complete Access Available with Subscription

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.