Advancing Transdermal Therapeutics: In-Vivo Assessment and Computational Insights into Porous Microneedle-Based Drug Delivery

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Porous microneedles (MN) offer the advantage of allowing for higher dosage delivery because of their larger surface area and broader diffusion spread compared to topical delivery. In this study, porous MNs were fabricated using two-photon polymerization. We simulated the diffusion of fluorescein isothiocyanate (FITC)-dextran as a pseudo drug through the skin with and without the porous MN and proved that at a depth of 100?m in the dermis, the porous MN delivers over 4 times the concentration of FITC-dextran compared to topical delivery. We also performed an in vivo study on mouse skin by delivering a fast green FCF stain through a 5 × 5 array of porous MNs. The dye was successfully delivered, and the array remained intact after insertion.

Original languageEnglish (US)
Title of host publication2023 IEEE SENSORS, SENSORS 2023 - Conference Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350303872
DOIs
StatePublished - 2023
Event2023 IEEE SENSORS, SENSORS 2023 - Vienna, Austria
Duration: Oct 29 2023Nov 1 2023

Publication series

NameProceedings of IEEE Sensors
ISSN (Print)1930-0395
ISSN (Electronic)2168-9229

Conference

Conference2023 IEEE SENSORS, SENSORS 2023
Country/TerritoryAustria
CityVienna
Period10/29/2311/1/23

Bibliographical note

Publisher Copyright:
© 2023 IEEE.

Keywords

  • drug delivery
  • in-vivo
  • microneedles
  • simulation

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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