Polyesters containing alkylene oxide blocks as drug delivery systems

The invention is a slow release drug delivery system comprising a drug and an ABA or AB block copolymer wherein one block (B) is a poly(alkylene oxide) and the other blocks (A) are comprised of degradable random copolymers of (1) the cyclic ester of an alpha-hydroxy acid and (2) a second cyclic este...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ROSATI, LOUIS, CASEY, DONALD J
Format:	Patent
Sprache:	eng
Schlagworte:	HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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