Solid Microneedles from Poly(3-hydroxybutyrate-co-3-hydroxyvalerate-co-3-hydroxyhexanoate): A Solvent-Free, Biodegradable Platform for Drug Delivery.

Background: Solid microneedles (MNs) are effective transdermal delivery devices but are commonly fabricated from metallic or non-biodegradable materials, raising concerns related to sustainability, waste management, and processing constraints. This s…

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