A process for preparing solid microparticles having an average sizeranging from 0.1 to 40µM of hyaluronic acid or an inorganic salt thereof having encased therein protein or peptide drugs such as herein described, the process comprising the steps of : (1) preparing an aqueous solution containing the protein or peptide drug and hyaluronic acid or an inorganic salt thereof under conventional conditions; and (2) spray drying or freeze drying the aqueous solution of step (1) under conventional conditions, to obtain the microparticles.

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Application Documents

#	Name	Date
1	837-DEL-1998-Petition-Others.pdf	2011-08-20
2	837-DEL-1998-GPA.pdf	2011-08-20
3	837-DEL-1998-Form-6.pdf	2011-08-20
4	837-DEL-1998-Form-4.pdf	2011-08-20
5	837-DEL-1998-Form-3.pdf	2011-08-20
6	837-DEL-1998-Form-2.pdf	2011-08-20
7	837-DEL-1998-Form-1.pdf	2011-08-20
8	837-DEL-1998-Drawings.pdf	2011-08-20
9	837-DEL-1998-Description (Complete).pdf	2011-08-20
10	837-del-1998-correspondence-po.pdf	2011-08-20
11	837-DEL-1998-Correspondence-Others.pdf	2011-08-20
12	837-del-1998-complete specification (granted).pdf	2011-08-20
13	837-DEL-1998-Claims.pdf	2011-08-20
14	837-del-1998-abstract.pdf	2011-08-20
15	837-del-1998-Form-27-(18-03-2013).pdf	2013-03-18
16	837-del-1998-Correspondence Others-(18-03-2013).pdf	2013-03-18
17	Form 27 [16-03-2016(online)].pdf	2016-03-16
18	Form 27 [21-03-2017(online)].pdf	2017-03-21
19	837-DEL-1998-RELEVANT DOCUMENTS [31-03-2018(online)].pdf	2018-03-31
20	837-DEL-1998-RELEVANT DOCUMENTS [28-03-2019(online)].pdf	2019-03-28

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