Cellulose hydrogen phthalate. A coating polymer in controlled release dosage forms.
Dor
P
P
Benita
S
S
Levesque
G
G
D002482:Cellulose / Q000031:analogs & derivatives* / Q000032:analysis; D002626:Chemistry, Pharmaceutical; D003692:Delayed-Action Preparations; D005079:Excipients; D013806:Theophylline / Q000493:pharmacokinetics
D003692:Delayed-Action Preparations; D005079:Excipients; D002482:Cellulose; C054416:cellulose, hydrogen phthalate; D013806:Theophylline