IT1178041B - New hyaluronic acid fractions - Google Patents

New hyaluronic acid fractions

Info

Publication number
IT1178041B
IT1178041B IT48979/84A IT4897984A IT1178041B IT 1178041 B IT1178041 B IT 1178041B IT 48979/84 A IT48979/84 A IT 48979/84A IT 4897984 A IT4897984 A IT 4897984A IT 1178041 B IT1178041 B IT 1178041B
Authority
IT
Italy
Prior art keywords
hyaluronic acid
acid fractions
new
new hyaluronic
fractions
Prior art date
Application number
IT48979/84A
Other languages
Italian (it)
Other versions
IT8448979A0 (en
IT8448979A1 (en
Inventor
Valle Francesco Della
Silvana Lorenzi
Original Assignee
Fidia Farmaceutici
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 Fidia Farmaceutici filed Critical Fidia Farmaceutici
Publication of IT8448979A0 publication Critical patent/IT8448979A0/en
Priority to IT48979/84A priority Critical patent/IT1178041B/en
Priority to IL96943A priority patent/IL96943A/en
Priority to AT84306914T priority patent/ATE54921T1/en
Priority to LU85582A priority patent/LU85582A1/en
Priority to NO844054A priority patent/NO169637C/en
Priority to IE2596/84A priority patent/IE57931B1/en
Priority to EP84306914A priority patent/EP0138572B1/en
Priority to FR848415547A priority patent/FR2553099B1/en
Priority to DE8484306914T priority patent/DE3482812D1/en
Priority to IN711/CAL/84A priority patent/IN163192B/en
Priority to CH4866/84A priority patent/CH666897A5/en
Priority to DK485384A priority patent/DK171029B1/en
Priority to AR298247A priority patent/AR231992A1/en
Priority to PT79339A priority patent/PT79339B/en
Priority to NZ209850A priority patent/NZ209850A/en
Priority to CA000465231A priority patent/CA1205031A/en
Priority to AU34148/84A priority patent/AU575861B2/en
Priority to ES536675A priority patent/ES536675A0/en
Priority to HU843811A priority patent/HU195523B/en
Priority to BE0/213822A priority patent/BE900810A/en
Priority to FI843990A priority patent/FI79554C/en
Priority to KR1019840006280A priority patent/KR860001148B1/en
Priority to PH32103A priority patent/PH23149A/en
Publication of IT8448979A1 publication Critical patent/IT8448979A1/en
Application granted granted Critical
Publication of IT1178041B publication Critical patent/IT1178041B/en
Priority to US07/452,681 priority patent/US5166331A/en
Priority to IL96943A priority patent/IL96943A0/en
Priority to SG594/91A priority patent/SG59491G/en
Priority to HK660/91A priority patent/HK66091A/en
Priority to US07/931,949 priority patent/US5442053A/en
Priority to US08/426,905 priority patent/US5631241A/en

Links

Landscapes

  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

Pure non-inflammatory hyaluronic acid fractions (I) with an av. molecular wt. of 30,000-730,000 and their Na and K salts are new. The fractions have molecular wts. of 50,000-100,000 (Ia), 250,000-350,000 (Ib) and 500,000-730,000 (Ic).
IT48979/84A 1982-09-28 1984-10-09 New hyaluronic acid fractions IT1178041B (en)

Priority Applications (29)

Application Number Priority Date Filing Date Title
IT48979/84A IT1178041B (en) 1984-10-09 1984-10-09 New hyaluronic acid fractions
IL96943A IL96943A (en) 1984-10-09 1984-10-10 Pharmaceutical compositions for ophthalmic administration comprising a combination of hyaluronic acid fractions and ophthalmic drugs
AT84306914T ATE54921T1 (en) 1983-10-11 1984-10-10 HYALURONIC ACID FRACTIONS WITH PHARMACEUTICAL ACTIVITY, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM.
LU85582A LU85582A1 (en) 1983-10-11 1984-10-10 HYALURONIC ACID FRACTIONS HAVING PHARMACEUTICAL ACTIVITY, METHODS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM
NO844054A NO169637C (en) 1983-10-11 1984-10-10 PROCEDURE FOR THE PREPARATION OF THERAPEUTIC ACTIVE HYALURONIC ACID FRACTIONS
IE2596/84A IE57931B1 (en) 1983-10-11 1984-10-10 Hyaluronic acid fractions having pharmaceutical activity,methods for preparation thereof,and pharmaceutical compositions containing the same
EP84306914A EP0138572B1 (en) 1983-10-11 1984-10-10 Hyaluronic acid fractions having pharmaceutical activity, methods for preparation thereof, and pharmaceutical compositions containing the same
FR848415547A FR2553099B1 (en) 1983-10-11 1984-10-10 HYALURONIC ACID FRACTIONS HAVING PHARMACEUTICAL ACTIVITY, METHODS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM
DE8484306914T DE3482812D1 (en) 1983-10-11 1984-10-10 FRACTIONS OF HYALURONIC ACID WITH PHARMACEUTICAL ACTIVITY, METHOD FOR THE PRODUCTION THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME.
IN711/CAL/84A IN163192B (en) 1983-10-11 1984-10-10
CH4866/84A CH666897A5 (en) 1983-10-11 1984-10-10 NON-INFLAMMATORY HYALURONIC ACID FRACTIONS, PHARMACEUTICAL METHODS AND COMPOSITIONS.
DK485384A DK171029B1 (en) 1983-10-11 1984-10-10 Hyaluronic Acid Fraction, Process for Preparation thereof, and Ophthalmic Preparations Containing Hyaluronic Acid Fraction
NZ209850A NZ209850A (en) 1984-10-09 1984-10-11 Preparing pure hyaluronic acid fractions and pharmaceutical compositions
KR1019840006280A KR860001148B1 (en) 1983-10-11 1984-10-11 Method for preparing hyaluronic acid having pharmaceutical activity
AR298247A AR231992A1 (en) 1983-10-11 1984-10-11 PROCEDURE FOR THE MANUFACTURE OF HYALURONIC ACID FRACTIONS
CA000465231A CA1205031A (en) 1983-10-11 1984-10-11 Hyaluronic acid fractions having pharmaceutical activity, and processes for the preparation thereof
AU34148/84A AU575861B2 (en) 1983-10-11 1984-10-11 Compositions and extraction of hyaluronic acid
ES536675A ES536675A0 (en) 1983-10-11 1984-10-11 PROCEDURE FOR THE MANUFACTURE OF HYALURONIC ACID FRACTIONS
HU843811A HU195523B (en) 1983-10-11 1984-10-11 Process for producing fractions of hyaluronic acid and pharmaceutical compositions containing them
BE0/213822A BE900810A (en) 1983-10-11 1984-10-11 FRACTIONS D'ACIDE HYALURONIQUE AYANT UNE ACTIVITE PHARMACEUTIQUE, PROCEDES POUR LEUR PREPARATION ET COMPOSITIONS PHARMACEUTIQUES LES CONTENANT.
FI843990A FI79554C (en) 1983-10-11 1984-10-11 FOERFARANDE FOER FRAMSTAELLNING AV HYALURONSYRAFRAKTIONER MED FARMACEUTISK AKTIVITET.
PT79339A PT79339B (en) 1983-10-11 1984-10-11 Process for the preparation of hyaluronic acid fractions with pharmaceutical activity
PH32103A PH23149A (en) 1984-10-09 1985-04-08 Hyaluronic acid fractions having pharmaceutical activity,pharmaceutical compositions containing the same and method of use thereof
US07/452,681 US5166331A (en) 1983-10-10 1989-12-19 Hyaluronics acid fractions, methods for the preparation thereof, and pharmaceutical compositions containing same
IL96943A IL96943A0 (en) 1984-10-09 1991-01-14 Pharmaceutical compositions for ophthalmic administration comprising a combination of hyaluronic acid fractions and ophthalmic drugs
SG594/91A SG59491G (en) 1983-10-11 1991-07-25 Hyaluronic acid fractions having pharmaceutical activity,methods for preparation thereof,and pharmaceutical compositions containing the same
HK660/91A HK66091A (en) 1983-10-11 1991-08-22 Hyaluronic acid fractions having pharmaceutical activity,methods for preparation thereof,and pharmaceutical compositions containing the same
US07/931,949 US5442053A (en) 1982-09-28 1992-08-19 Salts and mixtures of hyaluronic acid with pharmaceutically active substances, pharmaceutical compositions containing the same and methods for administration of such compositions
US08/426,905 US5631241A (en) 1983-10-10 1995-04-21 Pharmaceutical compositions containing hyaluronic acid fractions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48979/84A IT1178041B (en) 1984-10-09 1984-10-09 New hyaluronic acid fractions

Publications (3)

Publication Number Publication Date
IT8448979A0 IT8448979A0 (en) 1984-10-09
IT8448979A1 IT8448979A1 (en) 1986-04-09
IT1178041B true IT1178041B (en) 1987-09-03

Family

ID=11269258

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48979/84A IT1178041B (en) 1982-09-28 1984-10-09 New hyaluronic acid fractions

Country Status (3)

Country Link
IT (1) IT1178041B (en)
NZ (1) NZ209850A (en)
PH (1) PH23149A (en)

Also Published As

Publication number Publication date
IT8448979A0 (en) 1984-10-09
IT8448979A1 (en) 1986-04-09
NZ209850A (en) 1987-11-27
PH23149A (en) 1989-05-11

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