CA2818068C - Formulations comprising methylthioninium chloride - Google Patents

Formulations comprising methylthioninium chloride Download PDF

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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
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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
Application number
CA2818068A
Other languages
English (en)
French (fr)
Other versions
CA2818068A1 (en
Inventor
Karrar Ahmad Khan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wista Laboratories Ltd
Original Assignee
Wista Laboratories Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wista Laboratories Ltd filed Critical Wista Laboratories Ltd
Publication of CA2818068A1 publication Critical patent/CA2818068A1/en
Application granted granted Critical
Publication of CA2818068C publication Critical patent/CA2818068C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/54Heterocyclic 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
    • A61K31/5415Heterocyclic 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605Excipients; Inactive ingredients
    • A61K9/1629Organic macromolecular compounds
    • A61K9/1652Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2004Excipients; Inactive ingredients
    • A61K9/2022Organic macromolecular compounds
    • A61K9/205Polysaccharides, e.g. alginate, gums; Cyclodextrin
    • A61K9/2054Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2095Tabletting processes; Dosage units made by direct compression of powders or specially processed granules, by eliminating solvents, by melt-extrusion, by injection molding, by 3D printing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/4841Filling excipients; Inactive ingredients
    • A61K9/4866Organic macromolecular compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P21/00Drugs for disorders of the muscular or neuromuscular system
    • A61P21/02Muscle relaxants, e.g. for tetanus or cramps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P25/00Drugs for disorders of the nervous system
    • A61P25/28Drugs 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D279/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/101,4-Thiazines; Hydrogenated 1,4-thiazines
    • C07D279/141,4-Thiazines; Hydrogenated 1,4-thiazines condensed with carbocyclic rings or ring systems
    • C07D279/18[b, e]-condensed with two six-membered rings
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against 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)
CA2818068A 2010-11-30 2011-11-30 Formulations comprising methylthioninium chloride Active CA2818068C (en)

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) SG10201602111VA (enExample)
WO (1) WO2012072977A2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
AU2017301966B2 (en) 2016-07-25 2022-09-22 TauRx Therapeutics Management Ltd Administration and dosage of diaminophenothiazines
FR3104438B1 (fr) * 2019-12-12 2021-11-19 Univ Bordeaux Formulation pour le bleu de methylene et procede
EP4531863A1 (en) 2022-05-31 2025-04-09 WisTa Laboratories Ltd. Treatment of neurodegenerative disorders utilising methylthioninium (mt)-containing compounds
EP4590306A1 (en) 2022-09-21 2025-07-30 Yin Sze Loh Oral formulation of diaminophenothiazines and methods of making and using the same in the treatment and/or prevention of diseases

Family Cites Families (16)

* Cited by examiner, † Cited by third party
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
PT1799662E (pt) 2004-09-23 2013-07-09 Wista Lab Ltd Métodos de síntese química e purificação de compostos de diaminofenotiazínio incluindo cloreto de metiltionínio (mtc)
US7790881B2 (en) * 2004-09-23 2010-09-07 Wista Laboratories Ltd. Methods of chemical synthesis and purification of diaminophenothiazinium compounds including methylthioninium chloride (MTC)
EP2283811A1 (en) * 2004-10-19 2011-02-16 Krka Tovarna Zdravil, D.D., Novo Mesto Solid pharmaceutical composition comprising donepezil hydrochloride
EP1919456A2 (en) * 2005-08-24 2008-05-14 Wyeth a Corporation of the State of Delaware Bazedoxifene acetate formulations and manufacturing process thereof
EP1808165B1 (en) * 2006-01-05 2009-04-29 Teva Pharmaceutical Industries Ltd Dry formulations of aripiprazole
CN109384741B (zh) 2006-03-29 2023-01-06 维斯塔实验室有限公司 3,7-二氨基-10h-吩噻嗪化合物盐及其用途
US20080317678A1 (en) * 2007-06-22 2008-12-25 Szymczak Christopher E Laser Marked Dosage Forms
SI2205245T1 (sl) 2007-10-03 2015-10-30 Wista Laboratories Ltd. Terapevtska uporaba diaminofenotiazinov
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
PL2480540T3 (pl) * 2009-09-24 2018-05-30 Wista Laboratories Ltd. Pentahydrat chlorku metylotioninowego, jego wytwarzanie i zastosowanie farmaceutyczne

Also Published As

Publication number Publication date
MY163074A (en) 2017-08-15
AU2011334679B2 (en) 2016-12-15
ES2655492T3 (es) 2018-02-20
WO2012072977A8 (en) 2012-09-20
SG10201602111VA (en) 2016-04-28
US20130243858A1 (en) 2013-09-19
WO2012072977A2 (en) 2012-06-07
JP6093707B2 (ja) 2017-03-08
CA2818068A1 (en) 2012-06-07
JP2013544272A (ja) 2013-12-12
CN103379901A (zh) 2013-10-30
CN103379901B (zh) 2018-04-03
EP2645994B1 (en) 2017-11-01
US9192611B2 (en) 2015-11-24
EP2645994A2 (en) 2013-10-09
WO2012072977A3 (en) 2012-08-16
AU2011334679A1 (en) 2013-07-18
SG190406A1 (en) 2013-06-28

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Effective date: 20161129