Pharmacodynamic Evaluation of Intramuscular Nalmefene Autoinjector 1.5 mg Compared to Intranasal Narcan 4 mg

Completed · Phase 1

Conditions studied: Opioid Overdose

In brief

The purpose of this study is to determine the pharmacodynamics (change in minute ventilation) of nalmefene when given as an autoinjector intramuscularly (IM; into the thigh) compared to naloxone when given intranasally (IN; into the nose) to healthy subjects with prior opioid exposure under steady state fentanyl concentrations (opioid agonism).

Key facts

Study ID
NCT06719986
Run by
Purdue Pharma LP
People needed
24
Starts
2022-10-03
Expected to finish
2022-12-23
Last updated by the study team
2025-07-03

Who can join

Age: 18 and older, up to 55. Sex: any. Healthy volunteers: accepted.

Where it is running

Full record on ClinicalTrials.gov

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