WO2007119486A1 - 皮膚潰瘍治療のための外用液状組成物および外用製剤 - Google Patents
皮膚潰瘍治療のための外用液状組成物および外用製剤 Download PDFInfo
- Publication number
- WO2007119486A1 WO2007119486A1 PCT/JP2007/055883 JP2007055883W WO2007119486A1 WO 2007119486 A1 WO2007119486 A1 WO 2007119486A1 JP 2007055883 W JP2007055883 W JP 2007055883W WO 2007119486 A1 WO2007119486 A1 WO 2007119486A1
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- WO
- WIPO (PCT)
- Prior art keywords
- liquid composition
- csf
- concentration
- preparation
- external application
- Prior art date
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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
- A61K31/70—Carbohydrates; Sugars; Derivatives thereof
- A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
- A61K31/734—Alginic acid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
- A61K38/19—Cytokines; Lymphokines; Interferons
- A61K38/193—Colony stimulating factors [CSF]
-
- 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
- A61K9/0014—Skin, i.e. galenical aspects of topical compositions
-
- 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
- A61K9/08—Solutions
-
- 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
- A61K9/7007—Drug-containing films, membranes or sheets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P17/00—Drugs for dermatological disorders
- A61P17/02—Drugs for dermatological disorders for treating wounds, ulcers, burns, scars, keloids, or the like
Definitions
- the present invention relates to a liquid composition for external use and a preparation for external use which are excellent in healing effect against skin ulcers such as ulcers (bed sores), diabetic skin ulcers, ischemic skin ulcers and other intractable skin ulcers.
- skin ulcers such as ulcers (bed sores), diabetic skin ulcers, ischemic skin ulcers and other intractable skin ulcers.
- Non-patent Document 1 G-CSF (granulocyte colony stimulating factor)
- GM-CSF granulocyte macrophage colony stimulating factor
- CSF granulocyte macrophage colony stimulating factor
- Patent Document 1 does not describe data showing the wound healing effect of an external preparation containing G-CSF as an active ingredient in the first place.
- Reference 1 describes data indicating the wound healing effect of topical administration on the surface of the cut. It turns out that GM-CSF has no effect on intractable skin ulcers!
- Patent Document 1 Japanese Patent Publication No. 5-506673
- Non-Patent Literature 1 Eroglu E, et al. Effects of granulocyte- colony stimulating factor on wo und healing in a mouse model of burn trauma.Tohoku J. Med. 204, 11-16 (2004) Disclosure of the Invention
- the present invention provides a liquid composition for external use and a preparation for external use that have an excellent healing effect on skin ulcers including intractable skin ulcers such as pressure ulcers (bed sores), diabetic skin ulcers, and ischemic skin ulcers.
- the purpose is to provide.
- a low-concentration alginic acid solution itself exerts an effect of increasing blood flow in the affected area by application to the surface of an intractable skin ulcer.
- G-CSF is mixed and applied to increase the amount of blood present in G-CSF for a certain period of time or to suppress the amount of blood attenuation. It has been found that it contributes to improving the healing effect of intractable skin ulcers by increasing the flow rate and can be made into a highly transparent liquid composition without causing cloudiness even when mixed with G-CSF. did.
- Alginic acid is a substance that has already been used as a moisturizing / protecting ingredient in cosmetics and pharmaceuticals. However, there has been no report on the above properties of low-concentration alginic acid solutions. It was first discovered by the inventors.
- liquid composition for external use of the present invention made on the basis of the above findings is characterized in that, as described in claim 1, it comprises G-CSF as an active ingredient and at least 0.001% to 5% alginic acid. To do.
- the liquid composition for external use according to claim 2 is characterized in that the concentration of G-CSF is 10 g / mL to 2 mg / mL in the liquid composition for external use according to claim 1.
- the liquid composition for external use according to claim 3 is characterized in that, in the liquid composition for external use according to claim 1, the concentration of alginic acid is 0.01% to 3%.
- the external liquid composition according to claim 4 is the same as the external liquid composition according to claim 1.
- the turbidity is 0.04 to 0.06.
- the external preparation for skin ulcer treatment of the present invention is characterized in that, as described in claim 5, it comprises the liquid composition for external use according to any one of claims 1 to 4 as a medicinal component.
- the external preparation described in claim 6 is the same as the external preparation described in claim 5, but is a formulation form force agent.
- the external preparation according to claim 7 is the external preparation according to claim 5, characterized in that the form of the preparation is a sheet.
- a liquid composition for external use and a preparation for external use having an excellent curative effect on skin ulcers including intractable skin ulcers such as pressure ulcers (bed sores), diabetic skin ulcers, and ischemic skin ulcers Is provided.
- FIG. 1 Intractable liquid composition containing rhG-CSF and various concentrations of alginic acid in the example. Graph showing the time course of the peripheral blood concentration of rhG-CSF by application to the surface of skin ulcer It is.
- FIG. 2 is a graph showing the relationship between alginic acid concentration and turbidity.
- G-CSF which is an active ingredient of the external liquid composition of the present invention, has a known amino acid sequence as long as it can be recognized by those skilled in the art as G-CSF, such as having an action of differentiating and proliferating granulocytes.
- G-CSF a known amino acid sequence as long as it can be recognized by those skilled in the art as G-CSF, such as having an action of differentiating and proliferating granulocytes.
- human-derived natural products that have the same, but also products produced by genetic engineering techniques, analogs in which one or more amino acids have been substituted, deleted, or added, and their chemical modifications. It may be a body.
- the main effect of G-CSF in wound healing is to help mobilize all tissue repair cells such as neutrophils, fibrocytes, megakaryocytes from the bone marrow.
- G-CSF vascular endothelial cell growth factors
- FGF fibroblast growth factor
- administration of G-CSF increases the number of bone marrow-derived cells necessary for tissue repair in the blood for intractable skin ulcers with reduced ability to heal wounds.
- maximizing the potential healing ability in the wound site will promote a fundamental response for healing refractory skin ulcers.
- topical administration of G-CSF by application or spraying to the skin ulcer area also includes the effect of promoting wound healing by promoting the differentiation of bone marrow-derived cells with low differentiation such as stem cells infiltrated in the vicinity of the skin ulcer area Conceivable.
- the concentration of G-CSF contained in the external liquid composition is preferably 10 g / mL to 2 mg / mL, more preferably 25 ⁇ g / mL to lmg / mL, 50 ⁇ g / mL to 500 ⁇ g / mL Is more desirable. If the concentration is too low, the action of G-CSF will not be demonstrated, but if the concentration is too high, the action will not improve much.
- the liquid composition for external use of the present invention is characterized by containing alginic acid at a low concentration, and the concentration is 0.001% to 5% (weight% concentration).
- the concentration is preferably 0.01% to 3%, more preferably 0.05% to 1%, and more preferably 0.1% to 0.5%.
- alginic acid has no effect on increasing blood flow in the affected area when administered to the surface of a skin ulcer, whether the concentration is too low or too high.
- the concentration is too high, white turbidity may occur, and high transparency (for example, turbidity of 0.04 to 0.06) cannot be made into a liquid composition, and the viscosity becomes so high that spraying becomes difficult.
- the viscosity becomes so low that G-CSF cannot be sufficiently retained on the surface of the skin ulcer (thus, the viscosity is about 1.5 mPa's to 20 mPa ⁇ s). Hope! /,).
- the liquid composition for external use of the present invention includes, for example, G-CSF and alginic acid or a salt thereof (such as sodium salt potassium salt or ammonium salt) in the above concentration at purified water or physiological saline. It may be prepared by dissolving in a solvent such as phosphate buffer or hydrochloric acid solution. If necessary, a surfactant such as polysorbate or a stabilizer such as mannitol may be added as an additive.
- the pH of the external liquid composition of the present invention is preferably 2.5 to 5.0 in order to keep G-CSF stable in the composition. The pH may be adjusted using an inorganic acid such as hydrochloric acid or an organic acid such as taenoic acid as necessary.
- the liquid composition for external use of the present invention can be formulated into a liquid agent, a lotion agent, a spray agent (spray agent) or the like according to a commonly performed method.
- various components such as stabilizers, thickeners, solubilizers, preservatives, extenders, tonicity agents, bactericides, preservatives, gelling agents, etc., known per se may be added. Needless to say.
- the liquid composition for external use of the present invention is, for example, 1 to several times a day or once / 1 to G-CSF at a rate of 0.1 ⁇ g / cm 2 to 500 ⁇ g / cm 2 and more preferably 0.5 ⁇ g / cm 2 to 100 ⁇ g / cm 2 for 7 days to 1 week to 1 month
- a base sheet such as a collagen sheet (collagen spun into a cotton fiber) or an alginate sheet (a non-woven fabric made of alginate fiber).
- Example 1 Evaluation of healing effect of liquid composition for intractable skin ulcer (Part 1)
- Recombinant human G-CSF preparation (trade name: Gran Injection, manufactured by Soba Co., Ltd.
- liquid composition was prepared using “rhG-CSF”), sodium alginate, and physiological saline. Table 1 shows the pH and viscosity of each liquid composition.
- Liquid composition PH viscosity (mPa-s)
- a delayed wound healing type ulcer model which is an intractable skin ulcer model, was prepared. Specifically, the entire back skin tissue of 578 and / 6 mice was peeled off at a size of 2 1.5 cm, and the fascia was exposed with almost no bleeding. Next, the wound was completely covered with cotton soaked in 70% ethanol for 30 seconds, 60 seconds, 300 seconds and 600 seconds of ethanol exposure. Then, the wound part was air-dried and the wound area was measured (Day 0). Seven days after the end of the experiment, the area of the wound was measured, and the change in the area of the wound was examined in comparison with the wound area on day 0.
- the blood decay amount of rhG-CSF with time was suppressed in the liquid composition (c) application group and the liquid composition (d) application group as compared to the liquid composition (a) application group. From the above results, it was found that low concentrations of alginic acid have the effect of increasing the amount of G-CSF in the blood for a certain period and suppressing the amount of blood attenuation.
- liquid composition (a), liquid composition (b), liquid composition (c), and liquid composition (e) on the affected part of the above-mentioned skin wound healing delayed ulcer model (60-second ethanol exposure model).
- Apply 100 ⁇ L of the liquid composition! / Of the liquid composition ( ⁇ 2 in each group), and after 3 days under ether anesthesia, the blood flow of the affected area was visualized as a razor plastic blood flow imaging device (Monte System Co., Ltd.). : MoorLD12-IR).
- a slight increase in blood flow was observed in the liquid composition (a) application group as compared to the physiological saline application group as the control group.
- the liquid composition (c) application group, and the liquid composition (e) application group clear increase in blood flow was observed throughout the affected area. The effect was remarkable in the composition (c) coating group.
- a diabetic intractable skin ulcer model which is an intractable skin ulcer model
- streptozotocin (STZ) was administered to C57BL / 6 mice intraperitoneally at a dose of 4 mg / 20 g body weight using 0.2 ⁇ citrate buffer solution of ⁇ ⁇ 4.8 as a solvent to create a diabetes model with hyperglycemia. did. Bone marrow formation was temporarily suppressed by STZ administration, but recovered after 2 weeks. Three weeks after administration of STZ, the entire back skin tissue layer of the mouse was exfoliated to a size of 2 X 1.5 cm, and 70% ethanol exposure was performed for 60 seconds to obtain a diabetic intractable skin ulcer model.
- atelocollagen solution (3 mg / mL hydrochloric acid solution) was applied to the wound and allowed to coagulate, and then recombinant human G-CSF manufactured by Chugai Pharmaceutical Co., Ltd.
- Recombinant human G-CSF manufactured by Soba) Co., Ltd. (trade name: Gran Injection, “rhG-CSF”), sodium alginate and purified water, each with a rhG-CSF concentration of 85 ⁇ g / mL
- rhG-CSF Gran Injection, sodium alginate and purified water
- Figure 2 shows the resulting graph. As is clear from FIG. 2, it was found that when the alginic acid concentration was up to 1%, the obtained liquid composition was highly transparent with a turbidity of 0.06 or less.
- Example 1 and Example 2 and Example 3 above the concentration range in which the pharmacological effect by including alginic acid in the liquid composition containing rhG-CSF as an active ingredient is exhibited, It has been found that the concentration range in which the composition can maintain high transparency is almost consistent with the convenience.
- Reference Example 1 Evaluation of the effect of increasing the blood flow in the affected area by applying a low-concentration alginate solution to the surface of intractable skin ulcers
- a sodium alginate and physiological saline were used to prepare an alginate solution having a concentration power of 0%, 0.125%, 0.25%, 0.5%, 1% and evaluated in the same manner as in Example 1-4. 0.125%, 0.25%, and 0.5% alginate solutions showed a significant increase in blood flow in the affected area.
- Reference Example 2 Evaluation of healing effect of low concentration alginate solution on diabetic refractory skin ulcer model
- Reference Example 3 Evaluation of the cytotoxic effect of alginic acid on cultured cells GU based on flow cytometry after adding alginic acid to culture medium (RPMI16 40 + 10% FBS) of histiocytic cultured cells (U937) and promyelocytic cultured cells (HL60) As a result of measuring the ratio of viable cells with AVA ViaCount, both cells were strong in the presence of 0.5% alginate-added medium.
- a mouse-derived recombinant (R & D System) was used as the GM-CSF, and this was dissolved in the atelocollagen solution at a concentration of 20 g / 100 L.
- the above-mentioned skin wound healing delayed ulcer model (ethanol exposure for 60 seconds) It was applied to the affected area of the model), allowed to solidify, and evaluated over a 7-day healing process.
- a control was applied when only the atelocollagen solution (3 mg / mL hydrochloric acid solution) was applied to the affected area and allowed to coagulate.
- a lotion preparation for treating skin ulcer having the above component composition was produced by a method for producing a lotion preparation known per se.
- a lotion preparation for treating skin ulcer having the above component composition was produced by a method for producing a lotion preparation known per se.
- a medicinal stock solution having the above component composition is applied to a low antigenic collagen sheet (Nippon Organ Pharmaceutical Co., Ltd .: INTEGRAN) obtained by spinning atelocollagen (collagen from which antigenic expression sites have been removed by proteolytic enzymes) into a cotton fiber shape. By infiltration, a sheet for treating skin ulcer was produced.
- a low antigenic collagen sheet Nippon Organ Pharmaceutical Co., Ltd .: INTEGRAN
- atelocollagen collagen from which antigenic expression sites have been removed by proteolytic enzymes
- the present invention provides a liquid composition for external use and a preparation for external use having an excellent curative effect on skin ulcers including intractable skin ulcers such as pressure sores (bed sores), diabetic skin ulcers, and ischemic skin ulcers. It has industrial applicability in that it can be done.
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- Animal Behavior & Ethology (AREA)
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Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/293,622 US20100137190A1 (en) | 2006-03-22 | 2007-03-22 | Liquid composition for external application and preparation for external application for treatment of skin ulcer |
CA002650998A CA2650998A1 (en) | 2006-03-22 | 2007-03-22 | Liquid composition for external application and preparation for external application for treatment of skin ulcer |
JP2008510842A JPWO2007119486A1 (ja) | 2006-03-22 | 2007-03-22 | 皮膚潰瘍治療のための外用液状組成物および外用製剤 |
EP07739326A EP2008663A4 (en) | 2006-03-22 | 2007-03-22 | LIQUID COMPOSITION FOR EXTERNAL ADMINISTRATION AND PREPARATION FOR EXTERNAL ADMINISTRATION FOR THE TREATMENT OF SKIN DISEASES |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-079614 | 2006-03-22 | ||
JP2006079614 | 2006-03-22 |
Publications (1)
Publication Number | Publication Date |
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WO2007119486A1 true WO2007119486A1 (ja) | 2007-10-25 |
Family
ID=38609271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2007/055883 WO2007119486A1 (ja) | 2006-03-22 | 2007-03-22 | 皮膚潰瘍治療のための外用液状組成物および外用製剤 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20100137190A1 (ja) |
EP (1) | EP2008663A4 (ja) |
JP (1) | JPWO2007119486A1 (ja) |
CA (1) | CA2650998A1 (ja) |
WO (1) | WO2007119486A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009179571A (ja) * | 2008-01-29 | 2009-08-13 | Cellgentech Inc | G−csfの外用での創傷治療効果の増強剤 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4393048A (en) * | 1980-02-15 | 1983-07-12 | The United States Of America As Represented By The Secretary Of The Army | Protective gel composition for wounds |
JPH05506673A (ja) | 1991-02-22 | 1993-09-30 | アムジエン・インコーポレーテツド | 迅速な創傷の治癒を促進するためのgm―csf及びg―csfの使用 |
JPH07267876A (ja) * | 1994-03-30 | 1995-10-17 | Sunstar Inc | 細胞成長因子安定化組成物 |
JPH08187280A (ja) * | 1994-07-18 | 1996-07-23 | Johnson & Johnson Medical Inc | 創傷の手当てをするための無菌ゲル組成物およびゲルの製造方法 |
WO2004011032A1 (ja) * | 2002-07-26 | 2004-02-05 | Mikasa Seiyaku Co., Ltd. | 外用剤 |
WO2005039621A1 (ja) * | 2003-10-27 | 2005-05-06 | Keio University | G-csfを含む線維芽細胞動員剤及び創傷治療剤 |
WO2006030887A1 (ja) * | 2004-09-17 | 2006-03-23 | Cellgentech, Inc. | 外用皮膚潰瘍治療剤 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7709439B2 (en) * | 2004-02-20 | 2010-05-04 | Boston Scientific Scimed, Inc. | Biomaterials for enhanced healing |
US20050281806A1 (en) * | 2004-06-16 | 2005-12-22 | Collegium Pharmaceutical, Inc., Delaware | Compositions for topical enzymatic debridement |
-
2007
- 2007-03-22 EP EP07739326A patent/EP2008663A4/en not_active Withdrawn
- 2007-03-22 US US12/293,622 patent/US20100137190A1/en not_active Abandoned
- 2007-03-22 WO PCT/JP2007/055883 patent/WO2007119486A1/ja active Application Filing
- 2007-03-22 JP JP2008510842A patent/JPWO2007119486A1/ja active Pending
- 2007-03-22 CA CA002650998A patent/CA2650998A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4393048A (en) * | 1980-02-15 | 1983-07-12 | The United States Of America As Represented By The Secretary Of The Army | Protective gel composition for wounds |
JPH05506673A (ja) | 1991-02-22 | 1993-09-30 | アムジエン・インコーポレーテツド | 迅速な創傷の治癒を促進するためのgm―csf及びg―csfの使用 |
JPH07267876A (ja) * | 1994-03-30 | 1995-10-17 | Sunstar Inc | 細胞成長因子安定化組成物 |
JPH08187280A (ja) * | 1994-07-18 | 1996-07-23 | Johnson & Johnson Medical Inc | 創傷の手当てをするための無菌ゲル組成物およびゲルの製造方法 |
WO2004011032A1 (ja) * | 2002-07-26 | 2004-02-05 | Mikasa Seiyaku Co., Ltd. | 外用剤 |
WO2005039621A1 (ja) * | 2003-10-27 | 2005-05-06 | Keio University | G-csfを含む線維芽細胞動員剤及び創傷治療剤 |
WO2006030887A1 (ja) * | 2004-09-17 | 2006-03-23 | Cellgentech, Inc. | 外用皮膚潰瘍治療剤 |
Non-Patent Citations (2)
Title |
---|
EROGLU E ET AL.: "Effects of granulocyte-colony stimulating factor on wound healing in a mouse model of burn trauma", TOHOKU J. MED., vol. 204, 2004, pages 11 - 16 |
See also references of EP2008663A4 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009179571A (ja) * | 2008-01-29 | 2009-08-13 | Cellgentech Inc | G−csfの外用での創傷治療効果の増強剤 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2007119486A1 (ja) | 2009-08-27 |
EP2008663A1 (en) | 2008-12-31 |
CA2650998A1 (en) | 2007-10-25 |
EP2008663A4 (en) | 2010-03-31 |
US20100137190A1 (en) | 2010-06-03 |
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