GB2292887B - Drug delivery system - Google Patents

Drug delivery system

Info

Publication number
GB2292887B
GB2292887B GB9523475A GB9523475A GB2292887B GB 2292887 B GB2292887 B GB 2292887B GB 9523475 A GB9523475 A GB 9523475A GB 9523475 A GB9523475 A GB 9523475A GB 2292887 B GB2292887 B GB 2292887B
Authority
GB
United Kingdom
Prior art keywords
delivery system
drug delivery
drug
delivery
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.)
Expired - Fee Related
Application number
GB9523475A
Other versions
GB2292887A (en
GB9523475D0 (en
Inventor
John David Smart
David John Rogers
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.)
PORTSMOUTH ENTERPRISE, University of
Original Assignee
PORTSMOUTH ENTERPRISE, University of
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
Priority claimed from GB939307904A external-priority patent/GB9307904D0/en
Priority claimed from GB939324682A external-priority patent/GB9324682D0/en
Application filed by PORTSMOUTH ENTERPRISE, University of filed Critical PORTSMOUTH ENTERPRISE, University of
Priority to GB9523475A priority Critical patent/GB2292887B/en
Publication of GB9523475D0 publication Critical patent/GB9523475D0/en
Publication of GB2292887A publication Critical patent/GB2292887A/en
Application granted granted Critical
Publication of GB2292887B publication Critical patent/GB2292887B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • A61K9/167Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/51Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
    • A61K47/62Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being a protein, peptide or polyamino acid
    • A61K47/64Drug-peptide, drug-protein or drug-polyamino acid conjugates, i.e. the modifying agent being a peptide, protein or polyamino acid which is covalently bonded or complexed to a therapeutically active agent
    • A61K47/6415Toxins or lectins, e.g. clostridial toxins or Pseudomonas exotoxins
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/50Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
    • A61K47/69Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit
    • A61K47/6921Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit the form being a particulate, a powder, an adsorbate, a bead or a sphere
    • A61K47/6927Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit the form being a particulate, a powder, an adsorbate, a bead or a sphere the form being a solid microparticle having no hollow or gas-filled cores
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/10Dispersions; Emulsions
    • A61K9/127Liposomes
    • A61K9/1271Non-conventional liposomes, e.g. PEGylated liposomes, liposomes coated with polymers
GB9523475A 1993-04-16 1994-04-15 Drug delivery system Expired - Fee Related GB2292887B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9523475A GB2292887B (en) 1993-04-16 1994-04-15 Drug delivery system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB939307904A GB9307904D0 (en) 1993-04-16 1993-04-16 Drug delivery system
GB939324682A GB9324682D0 (en) 1993-12-01 1993-12-01 Drug delivery system
PCT/GB1994/000806 WO1994023752A1 (en) 1993-04-16 1994-04-15 Drug delivery system
GB9523475A GB2292887B (en) 1993-04-16 1994-04-15 Drug delivery system

Publications (3)

Publication Number Publication Date
GB9523475D0 GB9523475D0 (en) 1996-01-17
GB2292887A GB2292887A (en) 1996-03-13
GB2292887B true GB2292887B (en) 1997-05-07

Family

ID=26302771

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9523475A Expired - Fee Related GB2292887B (en) 1993-04-16 1994-04-15 Drug delivery system

Country Status (3)

Country Link
AU (1) AU6510094A (en)
GB (1) GB2292887B (en)
WO (1) WO1994023752A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020001600A1 (en) * 1995-05-30 2002-01-03 Michael J. Oldham Method of using lectins for prevention and treatment of skin diseases and disorders
JPH11510164A (en) * 1995-07-26 1999-09-07 マキシム ファーマシューティカルズ Mucosal delivery of polynucleotides
GB0213383D0 (en) * 2002-06-11 2002-07-24 Cambridge Biotechnology Ltd Therapeutic conditions

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993000076A1 (en) * 1991-06-24 1993-01-07 Minnesota Mining And Manufacturing Company Carrier systems for drugs

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993000076A1 (en) * 1991-06-24 1993-01-07 Minnesota Mining And Manufacturing Company Carrier systems for drugs

Also Published As

Publication number Publication date
WO1994023752A1 (en) 1994-10-27
GB2292887A (en) 1996-03-13
GB9523475D0 (en) 1996-01-17
AU6510094A (en) 1994-11-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080415