GB2570113B - Ocular drug delivery system - Google Patents

Ocular drug delivery system Download PDF

Info

Publication number
GB2570113B
GB2570113B GB1800385.5A GB201800385A GB2570113B GB 2570113 B GB2570113 B GB 2570113B GB 201800385 A GB201800385 A GB 201800385A GB 2570113 B GB2570113 B GB 2570113B
Authority
GB
United Kingdom
Prior art keywords
delivery system
drug delivery
ocular drug
ocular
drug
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
GB1800385.5A
Other versions
GB2570113A (en
GB201800385D0 (en
Inventor
M El-Sherbiny Ibrahim
H Ali Isra
A Khalil Islam
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.)
Zewail City Of Science And Tech
Original Assignee
Zewail City Of Science And Tech
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 Zewail City Of Science And Tech filed Critical Zewail City Of Science And Tech
Priority to GB1800385.5A priority Critical patent/GB2570113B/en
Publication of GB201800385D0 publication Critical patent/GB201800385D0/en
Publication of GB2570113A publication Critical patent/GB2570113A/en
Application granted granted Critical
Publication of GB2570113B publication Critical patent/GB2570113B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • A61K9/70—Web, sheet or filament bases ; Films; Fibres of the matrix type containing drug
    • 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
    • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
    • A61K31/7042—Compounds having saccharide radicals and heterocyclic rings
    • A61K31/7052—Compounds having saccharide radicals and heterocyclic rings having nitrogen as a ring hetero atom, e.g. nucleosides, nucleotides
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K45/00—Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
    • A61K45/06—Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0048—Eye, e.g. artificial tears
    • 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0048—Eye, e.g. artificial tears
    • A61K9/0051—Ocular inserts, ocular implants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P27/00—Drugs for disorders of the senses
    • A61P27/02—Ophthalmic agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
    • 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
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A61K9/5146—Organic macromolecular compounds; Dendrimers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyamines, polyanhydrides
    • A61K9/5153—Polyesters, e.g. poly(lactide-co-glycolide)

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Organic Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB1800385.5A 2018-01-10 2018-01-10 Ocular drug delivery system Expired - Fee Related GB2570113B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1800385.5A GB2570113B (en) 2018-01-10 2018-01-10 Ocular drug delivery system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1800385.5A GB2570113B (en) 2018-01-10 2018-01-10 Ocular drug delivery system

Publications (3)

Publication Number Publication Date
GB201800385D0 GB201800385D0 (en) 2018-02-21
GB2570113A GB2570113A (en) 2019-07-17
GB2570113B true GB2570113B (en) 2022-03-16

Family

ID=61190424

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1800385.5A Expired - Fee Related GB2570113B (en) 2018-01-10 2018-01-10 Ocular drug delivery system

Country Status (1)

Country Link
GB (1) GB2570113B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111945302A (en) * 2019-05-17 2020-11-17 安徽伊尔思环境科技有限公司 Wastewater filtering fiber membrane

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1372604A2 (en) * 2001-03-22 2004-01-02 Battelle Memorial Institute Manufacturing dissolvable dosage forms
US20120148493A1 (en) * 2009-03-16 2012-06-14 Justus-Liebig-Universitat Giessen Composite Materials Loaded with Therapeutic and Diagnostic Agents Comprising Polymer Nanoparticles and Polymer Fibers
WO2014190038A2 (en) * 2013-05-22 2014-11-27 The Penn State Research Foundation Wound dressings and applications thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1372604A2 (en) * 2001-03-22 2004-01-02 Battelle Memorial Institute Manufacturing dissolvable dosage forms
US20120148493A1 (en) * 2009-03-16 2012-06-14 Justus-Liebig-Universitat Giessen Composite Materials Loaded with Therapeutic and Diagnostic Agents Comprising Polymer Nanoparticles and Polymer Fibers
WO2014190038A2 (en) * 2013-05-22 2014-11-27 The Penn State Research Foundation Wound dressings and applications thereof

Also Published As

Publication number Publication date
GB2570113A (en) 2019-07-17
GB201800385D0 (en) 2018-02-21

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Legal Events

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

Effective date: 20220616