Hydroxypropyl Methylcellulose (HPMC) for medical use is a high - quality, pharmaceutical - grade polymer with excellent biocompatibility and versatility. As a key excipient, it plays multiple crucial roles in the medical field. In pharmaceutical formulations, HPMC can act as a binder, ensuring the proper shaping and cohesion of tablets and capsules, thus improving the stability and uniformity of drug products. It also functions as a film - former, forming protective coatings on dosage forms to control drug release rates, whether for immediate - release, sustained - release, or delayed - release applications. Additionally, HPMC serves as a thickening agent in topical medications and ophthalmic preparations, enhancing the viscosity and extending the residence time of the formulation on the target area, which improves the therapeutic effect. With strict quality control and compliance with international pharmacopoeia standards, medical - grade HPMC provides reliable performance, safety, and efficacy, making it an essential component in modern pharmaceutical and medical applications.