CA2818068C - Formulations comprising methylthioninium chloride - Google Patents
Formulations comprising methylthioninium chloride Download PDFInfo
- Publication number
- CA2818068C CA2818068C CA2818068A CA2818068A CA2818068C CA 2818068 C CA2818068 C CA 2818068C CA 2818068 A CA2818068 A CA 2818068A CA 2818068 A CA2818068 A CA 2818068A CA 2818068 C CA2818068 C CA 2818068C
- Authority
- CA
- Canada
- Prior art keywords
- mtc
- composition
- diluent
- composition according
- tablets
- 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.)
- Active
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
- A61K31/5415—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame ortho- or peri-condensed with carbocyclic ring systems, e.g. phenothiazine, chlorpromazine, piroxicam
-
- 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
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
-
- 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
- A61K9/20—Pills, tablets, discs, rods
-
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
- A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
-
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2095—Tabletting processes
-
- 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
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/4841—Filling excipients; Inactive ingredients
- A61K9/4866—Organic macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P21/00—Drugs for disorders of the muscular or neuromuscular system
- A61P21/02—Muscle relaxants, e.g. for tetanus or cramps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D279/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
- C07D279/10—1,4-Thiazines; Hydrogenated 1,4-thiazines
- C07D279/14—1,4-Thiazines; Hydrogenated 1,4-thiazines condensed with carbocyclic rings or ring systems
- C07D279/18—[b, e]-condensed with two six-membered rings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Neurology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Neurosurgery (AREA)
- Hospice & Palliative Care (AREA)
- Psychiatry (AREA)
- Pain & Pain Management (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Physical Education & Sports Medicine (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US41816410P | 2010-11-30 | 2010-11-30 | |
| US61/418,164 | 2010-11-30 | ||
| PCT/GB2011/001662 WO2012072977A2 (en) | 2010-11-30 | 2011-11-30 | Compound formulations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2818068A1 CA2818068A1 (en) | 2012-06-07 |
| CA2818068C true CA2818068C (en) | 2019-06-11 |
Family
ID=45418703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2818068A Active CA2818068C (en) | 2010-11-30 | 2011-11-30 | Formulations comprising methylthioninium chloride |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US9192611B2 (enExample) |
| EP (1) | EP2645994B1 (enExample) |
| JP (1) | JP6093707B2 (enExample) |
| CN (1) | CN103379901B (enExample) |
| AU (1) | AU2011334679B2 (enExample) |
| CA (1) | CA2818068C (enExample) |
| ES (1) | ES2655492T3 (enExample) |
| MY (1) | MY163074A (enExample) |
| SG (2) | SG190406A1 (enExample) |
| WO (1) | WO2012072977A2 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014153444A (ja) * | 2013-02-06 | 2014-08-25 | Konica Minolta Inc | 位相差フィルム、偏光板及び液晶表示装置 |
| PL3487505T3 (pl) | 2016-07-25 | 2023-10-09 | Wista Laboratories Ltd. | Podawanie i dawkowanie diaminofenotiazyn |
| FR3104438B1 (fr) | 2019-12-12 | 2021-11-19 | Univ Bordeaux | Formulation pour le bleu de methylene et procede |
| CA3257856A1 (en) | 2022-05-31 | 2023-12-07 | Wista Laboratories Ltd. | TREATMENT OF NEURODEGENERATIVE DISORDERS USING COMPOUNDS CONTAINING METHYLTHIONINIUM (MT) |
| WO2024063700A1 (en) | 2022-09-21 | 2024-03-28 | Yin Sze Loh | Oral formulation of diaminophenothiazines and methods of making and using the same in the treatment and/or prevention of diseases |
| GB202500018D0 (en) | 2025-01-02 | 2025-02-19 | Wista Lab Ltd | Long term dosing of neurodegenerative disorders utilising methylthioninium (mt) containing compounds |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4880373A (en) | 1988-04-28 | 1989-11-14 | The Upjohn Company | Tablet press |
| JPH0840942A (ja) * | 1994-07-29 | 1996-02-13 | Kanegafuchi Chem Ind Co Ltd | 薬物放出制御製剤 |
| GB9506197D0 (en) | 1995-03-27 | 1995-05-17 | Hoffmann La Roche | Inhibition of tau-tau association. |
| GB0101049D0 (en) | 2001-01-15 | 2001-02-28 | Univ Aberdeen | Materials and methods relating to protein aggregation in neurodegenerative disease |
| GB0106953D0 (en) | 2001-03-20 | 2001-05-09 | Univ Aberdeen | Neufofibrillary labels |
| GB0322756D0 (en) | 2003-09-29 | 2003-10-29 | Univ Aberdeen | Methods of chemical synthesis |
| WO2006032879A2 (en) | 2004-09-23 | 2006-03-30 | Wista Laboratories Ltd. | Methods of chemical synthesis and purification of diaminophenothiazinium compounds including methylthioninium chloride (mtc) |
| JP5186212B2 (ja) * | 2004-09-23 | 2013-04-17 | ウィスタ ラボラトリーズ リミテッド | メチルチオニニウム塩化物（ｍｔｃ）などのジアミノフェノチアジニウム化合物を化学合成および精製する方法 |
| EP2039349A1 (en) * | 2004-10-19 | 2009-03-25 | KRKA, tovarna zdravil, d.d., Novo mesto | Solid pharmaceutical composition comprising donepezil hydrochloride |
| CN101304731B (zh) * | 2005-08-24 | 2012-06-20 | 惠氏公司 | 醋酸苯卓昔芬制剂及其生产方法 |
| WO2007081367A1 (en) * | 2006-01-05 | 2007-07-19 | Teva Pharmaceutical Industries Ltd. | Dry formulations of aripiprazole |
| CN104119294B (zh) | 2006-03-29 | 2018-10-30 | 维斯塔实验室有限公司 | 3,7-二氨基-10h-吩噻嗪化合物的制备方法 |
| US20080317678A1 (en) * | 2007-06-22 | 2008-12-25 | Szymczak Christopher E | Laser Marked Dosage Forms |
| PT2954932T (pt) | 2007-10-03 | 2018-12-12 | Wista Lab Ltd | Utilização terapêutica de diaminofenotiazinas |
| CN101911081A (zh) | 2007-11-05 | 2010-12-08 | 维斯塔实验室有限公司 | 用于临床试验的体系 |
| WO2011036561A2 (en) * | 2009-09-24 | 2011-03-31 | Wis Ta Laboratories Ltd. | Process |
-
2011
- 2011-11-30 ES ES11802119.5T patent/ES2655492T3/es active Active
- 2011-11-30 SG SG2013040357A patent/SG190406A1/en unknown
- 2011-11-30 US US13/989,953 patent/US9192611B2/en active Active
- 2011-11-30 JP JP2013541414A patent/JP6093707B2/ja active Active
- 2011-11-30 SG SG10201602111VA patent/SG10201602111VA/en unknown
- 2011-11-30 EP EP11802119.5A patent/EP2645994B1/en active Active
- 2011-11-30 CN CN201180057700.9A patent/CN103379901B/zh active Active
- 2011-11-30 MY MYPI2013001934A patent/MY163074A/en unknown
- 2011-11-30 WO PCT/GB2011/001662 patent/WO2012072977A2/en not_active Ceased
- 2011-11-30 AU AU2011334679A patent/AU2011334679B2/en not_active Ceased
- 2011-11-30 CA CA2818068A patent/CA2818068C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| AU2011334679B2 (en) | 2016-12-15 |
| US9192611B2 (en) | 2015-11-24 |
| SG190406A1 (en) | 2013-06-28 |
| CN103379901B (zh) | 2018-04-03 |
| WO2012072977A8 (en) | 2012-09-20 |
| WO2012072977A2 (en) | 2012-06-07 |
| EP2645994B1 (en) | 2017-11-01 |
| JP6093707B2 (ja) | 2017-03-08 |
| AU2011334679A1 (en) | 2013-07-18 |
| EP2645994A2 (en) | 2013-10-09 |
| US20130243858A1 (en) | 2013-09-19 |
| CA2818068A1 (en) | 2012-06-07 |
| SG10201602111VA (en) | 2016-04-28 |
| ES2655492T3 (es) | 2018-02-20 |
| JP2013544272A (ja) | 2013-12-12 |
| MY163074A (en) | 2017-08-15 |
| WO2012072977A3 (en) | 2012-08-16 |
| CN103379901A (zh) | 2013-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20161129 |
|
| MPN | Maintenance fee for patent paid |
Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 13TH ANNIV.) - STANDARD Year of fee payment: 13 |
|
| U00 | Fee paid |
Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED Effective date: 20241119 |
|
| U11 | Full renewal or maintenance fee paid |
Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT Effective date: 20241119 Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL Effective date: 20241119 |
|
| W00 | Other event occurred |
Free format text: ST27 STATUS EVENT CODE: A-4-4-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT Effective date: 20260112 |
|
| H13 | Ip right lapsed |
Free format text: ST27 STATUS EVENT CODE: N-4-6-H10-H13-H100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE AND LATE FEE NOT PAID BY DEADLINE OF NOTICE Effective date: 20260713 |
|
| W00 | Other event occurred |
Free format text: ST27 STATUS EVENT CODE: N-6-6-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT Effective date: 20260713 |