Industrial Technology Research Institute

Yu-Wen Lo

Chih-Peng Liu

Tsan-Lin Hu

Maggie J M Lu

Chia-Mu Tu

Maggie Lu

Felice Cheng

Min-Ying Lin

Shuen-Hsiang Chou

Po-Hung Lai

Ya-Ling Chiu

Wen-Hsuan Chiang

Chia-Wen Huang

A hydrogel composition is provided. The hydrogel composition includes polyglutamic acid (PGA) containing maleimide groups, and polyethylene glycol (PEG) containing terminal thiol groups, wherein the hydrogel composition has a pH value ranging from 4.0 to 6.5. A drug delivery system is also provided. The drug delivery system includes the above-mentioned hydrogel composition, and a pharmaceutically active ingredient encapsulated in the hydrogel composition.

Hydrogel compositions and drug delivery systems comprising the same

The disclosure provides a pharmaceutical composition. The pharmaceutical composition includes a chitosan with palmitoyl groups and an active agent. According to another embodiment, the pharmaceutical composition can further include a gelling accelerating agent. According to an embodiment of the disclosure, the active agent of the disclosure can be administered in the form of a nano-drug, liposome, micelle, or microparticle.

Pharmaceutical composition

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Taipei, Taiwan

Yu-Wen Lo