04057619 is referenced by 71 patents and cites 7 patents.

An ocular therapeutic system for releasing a drug to the eye at a controlled and continuous rate for a prolonged period of time is disclosed. The system is shaped, sized and adapted for insertion and retention in the eye. The system contains an ophthalmically acceptable drug and it is formed of a polymeric material permeable to the passage of drug by diffusion. The material is an ethylene-vinyl ester copolymer of the general formula: ##STR1## WHEREIN R is hydrogen, alkyl of 2 to 7 carbons, or aryl, m is (4 to 80)% by weight and n is (100 - m)% by weight.

Title
Ocular therapeutic system with selected membranes for administering ophthalmic drug
Application Number
80531
Publication Number
4057619
Application Date
July 15, 1976
Publication Date
November 8, 1977
Inventor
Anwar Hussain
Lexington
KY, US
Takeru Higuchi
Lawrence
KS, US
Agent
Edward L Mandell
Thomas E Ciotti
Paul L Sabatine
Assignee
Alza Corporation
CA, US
IPC
A61K 9/22
A61K 9/00
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