Active Ingredient(s):Hydroxypropyl Cellulose FDA Approved: * June 1, 1981 Pharm Company: *MERCK Category:Vision / Eye Health
Hydroxypropyl cellulose (HPC) is a derivative of cellulose with both water solubility and organic solubility. It is used as an excipient, and topical ophthalmic protectant and lubricant.
3 See also
4 Notes and references
HPC is an ether of cellulose in which some of the hydroxyl groups in the repeating glucose units have been hydroxypropylated forming -OCH2CH(OH)CH3 groups using propylene oxide. The average number of substituted hydroxyl groups p...
* May have multiple approval dates, manufacturers, or labelers.