Patents Assigned to Romark Laboratories, L.C.
  • Publication number: 20140341850
    Abstract: A new class of haloalkyl heteroaryl benzamides is described. These compounds show strong activity against hepatitis viruses.
    Type: Application
    Filed: August 5, 2014
    Publication date: November 20, 2014
    Applicant: Romark Laboratories, L.C.
    Inventors: Jean-Francois Rossignol, J. Edward Semple
  • Patent number: 8846727
    Abstract: A new class of haloalkyl heteroaryl benzamides is described. These compounds show strong activity against hepatitis viruses.
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: September 30, 2014
    Assignee: Romark Laboratories, L.C.
    Inventors: Jean-Francois Rossignol, J. Edward Semple
  • Patent number: 8772502
    Abstract: A new class of alkylsulfinyl thiazolides is described. These compounds show strong activity against hepatitis viruses.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: July 8, 2014
    Assignee: Romark Laboratories, L.C.
    Inventors: J. Edward Semple, Jean-Francois Rossignol
  • Publication number: 20140112888
    Abstract: The present disclosure relates to methods for treating viral hepatitis, compounds useful in the treatment of viral hepatitis, and pharmaceutical compositions comprising such compounds. In one embodiment, pharmaceutical compositions comprising nitazoxanide, tizoxanide, or derivatives and/or mixtures thereof are provided, as well as methods of treating hepatitis C using such compositions.
    Type: Application
    Filed: December 20, 2013
    Publication date: April 24, 2014
    Applicant: Romark Laboratories, L.C.
    Inventor: Jean-Francois Rossignol
  • Publication number: 20140065215
    Abstract: Solid dosage formulations of nitazoxanide or a nitazoxanide analogue are provided that comprise a controlled release portion and an immediate release portion. The pharmaceutical composition is typically in the form of a bilayer solid oral dosage form comprising (a) a first layer comprising a first quantity of nitazoxanide or analogue thereof in a controlled release formulation; and (b) a second layer comprising a second quantity of nitazoxanide or analogue thereof in an immediate release formulation. Method of using the formulations in the treatment of hepatitis C are also provided.
    Type: Application
    Filed: July 30, 2013
    Publication date: March 6, 2014
    Applicant: Romark Laboratories L.C.
    Inventors: Jean-Francois Rossignol, Marc Ayers
  • Patent number: 8524278
    Abstract: Solid dosage formulations of nitazoxanide or a nitazoxanide analogue are provided that comprise a controlled release portion and an immediate release portion. The pharmaceutical composition is typically in the form of a bilayer solid oral dosage form comprising (a) a first layer comprising a first quantity of nitazoxanide or analogue thereof in a controlled release formulation; and (b) a second layer comprising a second quantity of nitazoxanide or analogue thereof in an immediate release formulation. Method of using the formulations in the treatment of hepatitis C are also provided.
    Type: Grant
    Filed: February 12, 2010
    Date of Patent: September 3, 2013
    Assignee: Romark Laboratories L.C.
    Inventors: Jean-Francois Rossignol, Marc Ayers
  • Patent number: 8124632
    Abstract: A new class of alkylsulfonyl-substituted thiazolide compounds is described. These compounds show strong activity against hepatitis virus.
    Type: Grant
    Filed: August 1, 2008
    Date of Patent: February 28, 2012
    Assignee: Romark Laboratories, L.C.
    Inventors: Jean-Francois Rossignol, J. Edward Semple
  • Patent number: 7645783
    Abstract: A method of treating viral infections by the administration of a halogenated benzamide derivative according to formula (III): in which R1 is a halogen atom, and R2-R6 are independently hydrogen, hydroxyl, C1-C4 alkyl, —C1-C4 alkoxy, acyloxy, nitro, halogen, —C(O)R7 where R7 is —C1-C4 alkyl, or, aromatic including salts and hydrates of these compounds.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: January 12, 2010
    Assignee: Romark Laboratories L.C.
    Inventor: Jean Francois Rossignol
  • Publication number: 20080096941
    Abstract: A method of treating viral infections by the administration of a halogenated benzamide derivative according to formula (III): in which R1 is a halogen atom, and R2-R6 are independently hydrogen, hydroxyl, C1-C4 alkyl, —C1-C4 alkoxy, acyloxy, nitro, halogen, —C(O)R7 where R7 is —C1-C4 alkyl, or, aromatic including salts and hydrates of these compounds.
    Type: Application
    Filed: October 1, 2007
    Publication date: April 24, 2008
    Applicant: ROMARK LABORATORIES L.C.
    Inventor: Jean Rossignol
  • Publication number: 20080097106
    Abstract: A halogenated benzamide derivative characterized by greater specificity for viral pathogens and less disruptive to beneficial gut microflora, according to formula (III): in which R1 is a halogen atom, and R2-R6 are independently hydrogen, hydroxyl, C1-C4 alkyl, —C1-C4 alkoxy, acyloxy, nitro, halogen, —C(O)R7 where R7 is —C1-C4 alkyl, or, aromatic including salts and hydrates of these compounds and where at least two of R2-R6 are not hydrogen and where at least one of R2-R6 are hydroxy or acyloxy.
    Type: Application
    Filed: October 1, 2007
    Publication date: April 24, 2008
    Applicant: ROMARK LABORATORIES L.C. .
    Inventor: Jean Rossignol
  • Patent number: 7285567
    Abstract: A halogenated benzamide derivative characterized by greater specificity for viral pathogens and less disruptive to beneficial gut microflora, according to formula (III): in which R1 is a halogen atom, and R2-R6 are independently hydrogen, hydroxyl, C1-C4 alkyl, —C1-C4 alkoxy, acyloxy, nitro, halogen, —C(O)R7 where R7 is —C1-C4 alkyl, or, aromatic including salts and hydrates of these compounds.
    Type: Grant
    Filed: September 6, 2005
    Date of Patent: October 23, 2007
    Assignee: Romark Laboratories, L.C.
    Inventor: Jean Francois Rossignol
  • Patent number: 6117894
    Abstract: The present invention relates to a pharmaceutical composition containing as active agent, solid particles of a compound selected from the group consisting of:compound of formula I: ##STR1## compound of formula II: ##STR2## and mixtures thereof. said particles having a particle size smaller than 200 .mu.m, the mean particle size of the said active solid particles being greater than 10 .mu.m.It also relates to a pharmaceutical composition which contains at least one pharmaceutically acceptable acid.
    Type: Grant
    Filed: May 6, 1998
    Date of Patent: September 12, 2000
    Assignee: Romark Laboratories, L.C.
    Inventor: Jean-Fran.cedilla.ois Rossignol
  • Patent number: 6020353
    Abstract: The present invention relates to a pharmaceutical composition containing a compound of formula I ##STR1## with one of the symbols R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 representing OH, whereas the remaining symbols represent H as antiviral agent.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: February 1, 2000
    Assignee: Romark Laboratories, L.C.
    Inventor: Jean-Francois Rossignol
  • Patent number: 5968961
    Abstract: The present invention relates to a pharmaceutical composition containing as active agent, solid particles of a compound selected from the group consisting of:compound of formula I ##STR1## and mixtures thereof, said particles having a particle size smaller than 200 .mu.m, the mean particle size of the said active solid particles being greater than 10 .mu.m.It also relates to a pharmaceutical composition which contains at least one pharmaceutically acceptable acid.
    Type: Grant
    Filed: May 7, 1997
    Date of Patent: October 19, 1999
    Assignee: Romark Laboratories, L.C.
    Inventor: Jean-Fran.cedilla.ois Rossignol
  • Patent number: 5935591
    Abstract: A method for treatment or prevention of equine protozoal myeloencephalitis, a condition for which there is presently no effective treatment. The method comprises administering to the infected horse an amount of one or more 2-benzamido-5-nitro-thiazole compounds sufficient to eradicate Sarcocystis spp.
    Type: Grant
    Filed: January 15, 1998
    Date of Patent: August 10, 1999
    Assignee: Romark Laboratories, L.C.
    Inventors: Jean-Fran.cedilla.ois Rossignol, Marc S. Ayers
  • Patent number: 5925622
    Abstract: An aryl glucuronide of 2-hydroxy-N-(5-nitro-2-thiazolyl)benzamide, preferably an O-aryl glucuronide, as well as methods for the convenient synthesis of these aryl glucuronides, highly stable and low toxicity pharmaceutical composition containing these aryl glucuronides, and methods for use of these pharmaceutical compositions, for example, for treatment of inflammation, infections, etc.
    Type: Grant
    Filed: July 13, 1998
    Date of Patent: July 20, 1999
    Assignee: Romark Laboratories, L.C.
    Inventors: Jean-Fran.cedilla.ois Rossignol, Marc S. Ayers
  • Patent number: 5886013
    Abstract: The present invention relates to a pharmaceutical composition containing a compound of formula I ##STR1## with one of the symbols R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 representing OH, whereas the remaining symbols represent H as antiviral agent.
    Type: Grant
    Filed: May 1, 1997
    Date of Patent: March 23, 1999
    Assignee: Romark Laboratories, L.C.
    Inventor: Jean-Francois Rossignol
  • Patent number: 5859038
    Abstract: The present invention relates to a method for treating helicobacter pylori bacteria or for preventing troubles or diseases or infections due to helicobacter pylori bacteria, said method comprising administering to a subject an effective amount of a compound selected in the group consisting of:compound A of formula ##STR1## compound B of formula ##STR2## and mixture of said compounds A and B.
    Type: Grant
    Filed: May 10, 1996
    Date of Patent: January 12, 1999
    Assignee: Romark Laboratories, L.C.
    Inventor: Jean-Fran.cedilla.ois Rossignol
  • Patent number: 5856348
    Abstract: Methods for treatment of a parasitic infection of a trematode selected from the group consisting of Schistosoma such as Schistosoma mansoni, Schistosoma haematobium, Schistosoma mekongi, Schistosoma japonicum, and Schistosoma intercalatum, Fasciola such as Fasciola hepatica and Fasciola gigantica, Fasciolopsis buski, Dicrocoelium dendriticun, Heterophyes heterophyes, and Metagonimus yokogawa, the methods comprising administration of a pharmaceutical composition containing as active agent at least one compound selected the group consisting of a compound of formula I: ##STR1## and a compound of formula II: ##STR2##
    Type: Grant
    Filed: July 3, 1997
    Date of Patent: January 5, 1999
    Assignee: Romark Laboratories, L.C.
    Inventor: Jean-Francois Rossignol