Solid pharmaceutical dosage forms such as tablets and beads used in capsules are currently coated by liquid coating technology, which incurs high environmental risk and high capital and operation costs. Prof. Zhu's research group has developed an ultratine powder coating technology for the auto industry. Our previous studies have shown that the same technology can […]

A new film coating that can respond appropriately to different pH conditions of the stomach and small intestine (GI tract) was successfully prepared by combining pH-responsive nanoparticles with ethylcellulose polymer. However, the performance of the composite membrane has not been optimized for controlling drug release in the GI tract. Therefore, improvements are to be made […]