EP0544657A4 - Method for making uniformly-sized particles from insoluble compounds - Google Patents
Method for making uniformly-sized particles from insoluble compoundsInfo
- Publication number
- EP0544657A4 EP0544657A4 EP19900912514 EP90912514A EP0544657A4 EP 0544657 A4 EP0544657 A4 EP 0544657A4 EP 19900912514 EP19900912514 EP 19900912514 EP 90912514 A EP90912514 A EP 90912514A EP 0544657 A4 EP0544657 A4 EP 0544657A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- sized particles
- insoluble compounds
- making uniformly
- uniformly
- making
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/04—X-ray contrast preparations
- A61K49/0433—X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
- A61K49/0447—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is a halogenated organic compound
- A61K49/0476—Particles, beads, capsules, spheres
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/34—Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1682—Processes
- A61K9/1688—Processes resulting in pure drug agglomerate optionally containing up to 5% of excipient
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61272584A | 1984-05-21 | 1984-05-21 | |
CA002089075A CA2089075A1 (en) | 1984-05-21 | 1990-08-21 | Method for making uniformly-sized particles from insoluble compounds |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0544657A1 EP0544657A1 (en) | 1993-06-09 |
EP0544657A4 true EP0544657A4 (en) | 1993-08-04 |
Family
ID=25675878
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP85201206A Expired - Lifetime EP0169618B2 (en) | 1984-05-21 | 1985-05-21 | Method for making uniformly sized particles from water-insoluble organic compounds |
EP19900912514 Withdrawn EP0544657A4 (en) | 1984-05-21 | 1990-08-21 | Method for making uniformly-sized particles from insoluble compounds |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP85201206A Expired - Lifetime EP0169618B2 (en) | 1984-05-21 | 1985-05-21 | Method for making uniformly sized particles from water-insoluble organic compounds |
Country Status (7)
Country | Link |
---|---|
EP (2) | EP0169618B2 (en) |
JP (1) | JPH072209B2 (en) |
KR (1) | KR930701346A (en) |
AU (1) | AU579166B2 (en) |
CA (2) | CA1282405C (en) |
PT (1) | PT80494B (en) |
WO (1) | WO1992003380A1 (en) |
Families Citing this family (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4606939A (en) * | 1983-06-22 | 1986-08-19 | The Ohio State University Research Foundation | Small particle formation |
US4826689A (en) * | 1984-05-21 | 1989-05-02 | University Of Rochester | Method for making uniformly sized particles from water-insoluble organic compounds |
US4783484A (en) * | 1984-10-05 | 1988-11-08 | University Of Rochester | Particulate composition and use thereof as antimicrobial agent |
NL194638C (en) * | 1986-12-19 | 2002-10-04 | Novartis Ag | Hydrosol containing solid particles of a pharmaceutically active substance and pharmaceutical preparation containing this hydrosol. |
DK181988A (en) * | 1988-03-30 | 1989-10-01 | Dumex Ltd As | THIOCARBAMIC ACID RESIDUES FOR USE AS A THERAPEUTIC AND PREPARATION FOR THE TREATMENT OF ALCOHOL ABUSE |
SE464743B (en) * | 1989-06-21 | 1991-06-10 | Ytkemiska Inst | PROCEDURE FOR PREPARATION OF MEDICINAL PARTICLES |
DE3936053A1 (en) * | 1989-10-28 | 1991-05-02 | Basf Ag | METHOD FOR IMPROVING THE BIODEGRADABILITY OF PHARMACEUTICAL AGENTS WITH PEPTIDE BINDINGS |
US6350462B1 (en) * | 1990-12-26 | 2002-02-26 | Olympus Optical Co., Ltd. | Hollow porous ceramic carrier for embedding in patient for sustained medicament release and method of preparation thereof |
US5399363A (en) * | 1991-01-25 | 1995-03-21 | Eastman Kodak Company | Surface modified anticancer nanoparticles |
MX9201782A (en) * | 1991-04-19 | 1992-10-01 | Sandoz Ag | PARTICLES OF BIOLOGICALLY ACTIVE SUBSTANCES, SUBSTANTIALLY INSOLUBLE IN WATER, PROCESS FOR THEIR PRODUCTION AND PHARMACEUTICAL COMPOSITION THAT CONTAINS THEM. |
AU2317592A (en) * | 1991-07-05 | 1993-02-11 | University Of Rochester | Ultrasmall non-aggregated porous particles entrapping gas-bubbles |
DK0644755T3 (en) * | 1992-06-10 | 1997-09-22 | Nanosystems Llc | Surface Modified NSAID Nanoparticles |
DE4329446A1 (en) * | 1993-09-01 | 1995-03-02 | Basf Ag | Process for the production of finely divided color or active substance preparations |
SE9403846D0 (en) * | 1994-11-09 | 1994-11-09 | Univ Ohio State Res Found | Small particle formation |
SE9501384D0 (en) * | 1995-04-13 | 1995-04-13 | Astra Ab | Process for the preparation of respirable particles |
ES2212083T3 (en) * | 1996-10-03 | 2004-07-16 | Hermes Biosciences, Inc. | HYDROPHILE MICROPARTICLES AND PROCEDURE TO PREPARE THEM. |
EP1369111A1 (en) * | 1996-10-03 | 2003-12-10 | Hermes Biosciences, Inc. | Hydrophilic microparticles and methods to prepare same |
US5965729A (en) | 1997-02-05 | 1999-10-12 | Merck & Co., Inc. | Process for the crystallization of a reverse transcriptase inhibitor using an anti-solvent |
PL197740B1 (en) * | 1997-02-05 | 2008-04-30 | Merck & Co Inc | Method of crystallising and inhibitor of reverse hiv transcriptase using an antisolvent |
SE9701956D0 (en) | 1997-05-23 | 1997-05-23 | Astra Ab | New composition of matter |
DE19856432A1 (en) | 1998-12-08 | 2000-06-15 | Basf Ag | Nanoparticulate core-shell systems and their use in pharmaceutical and cosmetic preparations |
US6447806B1 (en) | 1999-02-25 | 2002-09-10 | Novartis Ag | Pharmaceutical compositions comprised of stabilized peptide particles |
GB9925934D0 (en) * | 1999-11-03 | 1999-12-29 | Glaxo Group Ltd | Novel apparatus and process |
US8067032B2 (en) | 2000-12-22 | 2011-11-29 | Baxter International Inc. | Method for preparing submicron particles of antineoplastic agents |
US20050048126A1 (en) | 2000-12-22 | 2005-03-03 | Barrett Rabinow | Formulation to render an antimicrobial drug potent against organisms normally considered to be resistant to the drug |
DK1347747T3 (en) * | 2000-12-22 | 2006-04-10 | Baxter Int | Process for treating submicroparticle suspensions of pharmaceutical agents |
US20040022862A1 (en) * | 2000-12-22 | 2004-02-05 | Kipp James E. | Method for preparing small particles |
US9700866B2 (en) | 2000-12-22 | 2017-07-11 | Baxter International Inc. | Surfactant systems for delivery of organic compounds |
US20060003012A9 (en) | 2001-09-26 | 2006-01-05 | Sean Brynjelsen | Preparation of submicron solid particle suspensions by sonication of multiphase systems |
CA2461349C (en) | 2001-09-26 | 2011-11-29 | Baxter International Inc. | Preparation of submicron sized nanoparticles via dispersion and solvent or liquid phase removal |
US6864373B2 (en) * | 2002-05-13 | 2005-03-08 | Pharmacia Corporation | Stable amorphous celecoxib composite and process therefor |
GB0216700D0 (en) * | 2002-07-18 | 2002-08-28 | Astrazeneca Ab | Process |
JP4326197B2 (en) * | 2002-08-30 | 2009-09-02 | 独立行政法人科学技術振興機構 | Novel process for producing pigment nanoparticles |
US7511079B2 (en) | 2003-03-24 | 2009-03-31 | Baxter International Inc. | Methods and apparatuses for the comminution and stabilization of small particles |
EA017290B1 (en) | 2005-11-28 | 2012-11-30 | Домейн Раша Инвестментс Лимитед | Ganaxolone-based formulations |
JP2010510988A (en) | 2006-11-28 | 2010-04-08 | マリナス ファーマシューティカルズ | Nanoparticle formulation, method for producing the same and use thereof |
US8722736B2 (en) | 2007-05-22 | 2014-05-13 | Baxter International Inc. | Multi-dose concentrate esmolol with benzyl alcohol |
US8426467B2 (en) | 2007-05-22 | 2013-04-23 | Baxter International Inc. | Colored esmolol concentrate |
CN105147594A (en) * | 2007-11-30 | 2015-12-16 | 恩德制药解决方案公司 | Compositions and methods for the treatment of bladder cancer |
CN106068319A (en) * | 2014-03-10 | 2016-11-02 | 国立大学法人东京大学 | Water dispersible noncrystalline particle and preparation method thereof |
KR20180082457A (en) | 2015-10-16 | 2018-07-18 | 마리누스 파마슈티컬스 인코포레이티드 | Injectable neuro-steroid agents containing nanoparticles |
JP2019524816A (en) | 2016-08-11 | 2019-09-05 | オービッド・セラピューティクス・インコーポレイテッドOvid Therapeutics, Inc. | Methods and compositions for the treatment of epileptic disorders |
US10391105B2 (en) | 2016-09-09 | 2019-08-27 | Marinus Pharmaceuticals Inc. | Methods of treating certain depressive disorders and delirium tremens |
WO2020118142A1 (en) | 2018-12-07 | 2020-06-11 | Marinus Pharmaceuticals, Inc. | Ganaxolone for use in prophylaxis and treatment of pospartum depression |
WO2021026124A1 (en) | 2019-08-05 | 2021-02-11 | Marinus Pharmaceuticals, Inc. | Ganaxolone for use in treatment of status epilepticus |
KR20220134529A (en) | 2019-12-06 | 2022-10-05 | 마리누스 파마슈티컬스 인코포레이티드 | Ganaxolone for use in the treatment of complex tuberous sclerosis |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB899667A (en) * | 1960-04-19 | 1962-06-27 | Glaxo Lab Ltd | Crystalline griseofulvin |
EP0147767A2 (en) * | 1983-12-30 | 1985-07-10 | Hoechst Aktiengesellschaft | Preparations of poorly water soluble anthelmintics, and process for making them |
US4997454A (en) * | 1984-05-21 | 1991-03-05 | The University Of Rochester | Method for making uniformly-sized particles from insoluble compounds |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3887692A (en) * | 1972-07-10 | 1975-06-03 | Armour Pharma | Microspherical basic aluminum halides and method of making same |
DE2348334C2 (en) * | 1973-09-26 | 1982-11-11 | Boehringer Mannheim Gmbh, 6800 Mannheim | New form of preparation of N-4- [2- (5-chloro-2-methoxybenzamido) ethyl] -phenyl-sulfonyl-N'-cyclohexylurea |
US4606939A (en) * | 1983-06-22 | 1986-08-19 | The Ohio State University Research Foundation | Small particle formation |
US4670461A (en) * | 1984-04-26 | 1987-06-02 | The United States Of America As Represented By The Department Of Health And Human Services | Formaldehyde derivatives of mitindomide |
US4783484A (en) * | 1984-10-05 | 1988-11-08 | University Of Rochester | Particulate composition and use thereof as antimicrobial agent |
-
1985
- 1985-05-17 CA CA000481799A patent/CA1282405C/en not_active Expired - Lifetime
- 1985-05-20 PT PT80494A patent/PT80494B/en not_active IP Right Cessation
- 1985-05-21 EP EP85201206A patent/EP0169618B2/en not_active Expired - Lifetime
- 1985-07-15 AU AU45012/85A patent/AU579166B2/en not_active Ceased
- 1985-07-22 JP JP60160414A patent/JPH072209B2/en not_active Expired - Lifetime
-
1990
- 1990-08-21 CA CA002089075A patent/CA2089075A1/en not_active Abandoned
- 1990-08-21 WO PCT/US1990/004735 patent/WO1992003380A1/en not_active Application Discontinuation
- 1990-08-21 KR KR1019930700500A patent/KR930701346A/en not_active Application Discontinuation
- 1990-08-21 EP EP19900912514 patent/EP0544657A4/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB899667A (en) * | 1960-04-19 | 1962-06-27 | Glaxo Lab Ltd | Crystalline griseofulvin |
EP0147767A2 (en) * | 1983-12-30 | 1985-07-10 | Hoechst Aktiengesellschaft | Preparations of poorly water soluble anthelmintics, and process for making them |
US4997454A (en) * | 1984-05-21 | 1991-03-05 | The University Of Rochester | Method for making uniformly-sized particles from insoluble compounds |
Non-Patent Citations (1)
Title |
---|
See also references of WO9203380A1 * |
Also Published As
Publication number | Publication date |
---|---|
AU4501285A (en) | 1987-01-22 |
KR930701346A (en) | 1993-06-11 |
EP0169618B1 (en) | 1990-08-29 |
EP0169618B2 (en) | 1993-11-10 |
EP0544657A1 (en) | 1993-06-09 |
WO1992003380A1 (en) | 1992-03-05 |
PT80494A (en) | 1985-11-22 |
CA2089075A1 (en) | 1992-02-22 |
PT80494B (en) | 1987-08-19 |
EP0169618A2 (en) | 1986-01-29 |
AU579166B2 (en) | 1988-11-17 |
CA1282405C (en) | 1991-04-02 |
JPS6227032A (en) | 1987-02-05 |
EP0169618A3 (en) | 1988-07-27 |
JPH072209B2 (en) | 1995-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19930206 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FR GB IT LI LU NL SE |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 19930611 |
|
AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): AT BE CH DE DK ES FR GB IT LI LU NL SE |
|
17Q | First examination report despatched |
Effective date: 19940214 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19940625 |