Cetrorelix Nose-to-Brain Delivery Study Published in AAPS PharmSciTech

A study on cetrorelix delivery was published on June 4, 2026, in AAPS PharmSciTech. The publication is titled "Comparison of Chitosan-Poloxamer Nanoparticles and Poloxamer-based In-Situ Forming Gel for Nose-to-Brain Delivery of Cetrorelix: In Vitro and Pharmacokinetic Studies in Rats." The paper reports in vitro and pharmacokinetic studies conducted in rats. It compares two formulation approaches, chitosan-poloxamer nanoparticles and a poloxamer-based in-situ forming gel, for delivering cetrorelix via a nose-to-brain route. The listing identifies this as a new addition to the scientific literature on cetrorelix formulation research. No specific findings, efficacy outcomes, or safety conclusions from the study are included in this brief beyond the publication details provided. Researchers interested in the full methodology and results can consult the original article through PubMed. This publication adds to the body of pharmacokinetic research examining alternative delivery routes for cetrorelix, a compound currently used in approved clinical settings. For more background on cetrorelix, its approved uses, and general compound information, readers can refer to the compound overview.