Patents by Inventor Nagesh R. Palepu

Nagesh R. Palepu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10376559
    Abstract: Liquid vancomycin containing compositions having extended shelf life are disclosed. The compositions contain vancomycin or a pharmaceutically acceptable salt thereof, a polyol such as glycerol, and lactic acid or a lactate. The compositions are ready to use and easily transferred into larger parenteral solutions prior to administration to patients in need thereof.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: August 13, 2019
    Assignee: SCIDOSE, LLC
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20180296535
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Application
    Filed: June 22, 2018
    Publication date: October 18, 2018
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20180296536
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Application
    Filed: June 22, 2018
    Publication date: October 18, 2018
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Patent number: 10010533
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: July 3, 2018
    Assignee: EAGLE PHARMACEUTICALS, INC.
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20180000789
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Application
    Filed: February 14, 2017
    Publication date: January 4, 2018
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20170232015
    Abstract: Cyclophosphamide containing compositions preferably in the form of solutions having extended stability are disclosed. The compositions contain cyclophosphamide, ethanol and an ethanol soluble acidifying agent such as citric acid. Ready to dilute or ready to use cyclophosphamide containing compositions of the invention maintain high levels cyclophosphamide content after about 18 or 24 months at a temperature of about 5° C.
    Type: Application
    Filed: April 28, 2017
    Publication date: August 17, 2017
    Inventors: Nagesh R. Palepu, Philip Christopher BUXTON
  • Publication number: 20170224767
    Abstract: Liquid vancomycin containing compositions having extended shelf life are disclosed. The compositions contain vancomycin or a pharmaceutically acceptable salt thereof, a polyol such as glycerol, and lactic acid or a lactate. The compositions are ready to use and easily transferred into larger parenteral solutions prior to administration to patients in need thereof.
    Type: Application
    Filed: January 13, 2017
    Publication date: August 10, 2017
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Patent number: 9662342
    Abstract: Cyclophosphamide containing compositions preferably in the form of solutions having extended stability are disclosed. The compositions contain cyclophosphamide, ethanol and an ethanol soluble acidifying agent such as citric acid. Ready to dilute or ready to use cyclophosphamide containing composition of the invention maintain high levels cyclophosphamide content after about 18 or 24 months at a temperature of about 5° C.
    Type: Grant
    Filed: May 1, 2015
    Date of Patent: May 30, 2017
    Assignee: AUROMEDICS PHARMA LLC
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Patent number: 9655898
    Abstract: Long term storage stable pemetrexed-containing liquid pharmaceutical compositions are disclosed. The compositions can include pemetrexed or pharmaceutically acceptable salts thereof; an antioxidant selected from lipoic acid, dihydrolipoic acid, methionine and mixtures thereof; a chelating agent selected from lactobionic acid, sodium citrate, tribasic and mixtures thereof; and a pharmaceutically acceptable fluid. The pH of the compositions is in a range of about 8 to about 9.5. The pemetrexed-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 227 nm, after at least about 18 months of storage at a temperature of from about 5° C. to about 25° C. Methods of preparing the formulation as well as methods of treatment of pemetrexed-susceptible diseases using the same are also disclosed.
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: May 23, 2017
    Assignee: EAGLE PHARMACEUTICALS, INC.
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Patent number: 9616098
    Abstract: Vancomycin-containing compositions substantially free of precipitation after at least about 12 months of storage at refrigerated or ambient conditions are disclosed. The compositions include vancomycin or a pharmaceutically acceptable salt thereof; a polar solvent including propylene glycol, polyethylene glycol and mixtures thereof; lactic acid, a lactate salt, or mixtures thereof; and optionally, a pH adjuster in an amount sufficient to maintain a pH of the compositions at from about 3 to about 8.
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: April 11, 2017
    Assignee: SciDose, LLC
    Inventor: Nagesh R. Palepu
  • Patent number: 9572797
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: February 21, 2017
    Assignee: EAGLE PHARMACEUTICALS, INC.
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Patent number: 9572796
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: February 21, 2017
    Assignee: EAGLE PHARMACEUTICALS, INC.
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20160143887
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Application
    Filed: February 2, 2016
    Publication date: May 26, 2016
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20160143888
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Application
    Filed: February 2, 2016
    Publication date: May 26, 2016
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20160101147
    Abstract: Vancomycin-containing compositions substantially free of precipitation after at least about 12 months of storage at refrigerated or ambient conditions are disclosed. The compositions include vancomycin or a pharmaceutically acceptable salt thereof; a polar solvent including propylene glycol, polyethylene glycol and mixtures thereof; lactic acid, a lactate salt, or mixtures thereof; and optionally, a pH adjuster in an amount sufficient to maintain a pH of the compositions at from about 3 to about 8.
    Type: Application
    Filed: May 30, 2014
    Publication date: April 14, 2016
    Inventor: Nagesh R. PALEPU
  • Patent number: 9265831
    Abstract: Long term storage stable bendamustine-containing compositions are disclosed. The compositions can include bendamustine or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable fluid which can include in some embodiments PEG, PG or mixtures thereof and an antioxidant or chloride ion source. The bendamustine-containing compositions have less than about 5% total impurities, on a normalized peak area response (“PAR”) basis as determined by high performance liquid chromatography (“HPLC”) at a wavelength of 223 nm, after at least about 15 months of storage at a temperature of from about 5° C. to about 25° C.
    Type: Grant
    Filed: September 19, 2013
    Date of Patent: February 23, 2016
    Assignee: Eagle Pharmaceuticals, Inc.
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Patent number: 9238037
    Abstract: Long term storage stable budesonide-containing solutions are disclosed. The solutions can include budesonide or a pharmaceutically acceptable salt thereof, cromolyn sodium, antioxidizing agent, benzoic acid, and a pharmaceutically acceptable fluid including propylene glycol and water. Kits including the long term storage stable budesonide-containing solutions and methods of treating ulcerative colitis are also disclosed.
    Type: Grant
    Filed: July 8, 2014
    Date of Patent: January 19, 2016
    Assignee: SciDose, LLC
    Inventors: Nagesh R. Palepu, Philip Christopher Buxton
  • Publication number: 20150320775
    Abstract: Cyclophosphamide containing compositions preferably in the form of solutions having extended stability are disclosed. The compositions contain cyclophosphamide, ethanol and an ethanol soluble acidifying agent such as citric acid. Ready to dilute or ready to use cyclophosphamide containing composition of the invention maintain high levels cyclophosphamide content after about 18 or 24 months at a temperature of about 5° C.
    Type: Application
    Filed: May 1, 2015
    Publication date: November 12, 2015
    Inventors: Nagesh R. PALEPU, Philip Christopher BUXTON
  • Publication number: 20150320774
    Abstract: Cyclophosphamide containing compositions preferably in the form of solutions having extended stability are disclosed. The compositions contain cyclophosphamide, ethanol and an ethanol soluble acidifying agent such as citric acid. Ready to dilute or ready to use cyclophosphamide containing composition of the invention maintain high levels cyclophosphamide content after about 18 or 24 months at a temperature of about 5° C.
    Type: Application
    Filed: May 1, 2015
    Publication date: November 12, 2015
    Inventors: Nagesh R. PALEPU, Philip Christopher BUXTON
  • Publication number: 20140323449
    Abstract: Long term storage stable budesonide-containing solutions are disclosed. The solutions can include budesonide or a pharmaceutically acceptable salt thereof, cromolyn sodium, antioxidizing agent, benzoic acid, and a pharmaceutically acceptable fluid including propylene glycol and water. Kits including the long term storage stable budesonide-containing solutions and methods of treating ulcerative colitis are also disclosed.
    Type: Application
    Filed: July 8, 2014
    Publication date: October 30, 2014
    Inventors: Nagesh R. PALEPU, Philip Christopher BUXTON