Hydroxyethyl Cellulose * Controlled Release Products

As a common pharmaceutical excipient, hydroxyethyl cellulose plays an important role in pharmaceutical controlled release products. Its main functions include increasing the stability of the preparation, improving solubility and bioavailability, and prolonging the release time.

1. Hydroxyethyl cellulose can increase the stability of the preparation. During the preparation process, it can form a network structure and cross-link with other ingredients, thereby improving the stability and uniformity of the entire preparation.

2. Adding hydroxyethyl cellulose can improve solubility and bioavailability. Due to its good water solubility and swellability, it can be absorbed by water more quickly in the body and help improve the bioavailability of drugs in the body.

3. Hydroxyethyl cellulose can also prolong the release time. By adjusting its adhesion and swelling rate, it can achieve slow and sustained release of drugs, reduce the frequency of administration to a certain extent, and improve patient compliance.