Patents Assigned to Andrx Labs, LLC
  • Patent number: 8778395
    Abstract: A controlled release diltiazem dosage formulation comprising a plurality of diltiazem pellets and a gel-forming material where the time of maximum diltiazem blood plasma levels occurs more than 8 hours after administration and preferably more than 10 hours after administration.
    Type: Grant
    Filed: August 11, 2005
    Date of Patent: July 15, 2014
    Assignee: Andrx Labs, LLC
    Inventors: Xiu Xiu Cheng, Xiaohong Qi, Guohua Zhang, Manesh Dixit
  • Patent number: 8679534
    Abstract: Controlled release oral solid dosage form for the reduction of serum cholesterol levels in humans include a drug comprising an alkyl ester of hydroxy substituted naphthalenes (e.g., lovastatin) and a controlled release carrier, such that the dosage form provides a mean time to maximum plasma concentration (Tmax) of the drug which occurs at about 10 to about 32 hours after oral administration on a once-a-day basis to human patients. The dosage form provides a therapeutically effective reduction in serum cholesterol levels. Methods of reducing serum cholesterol levels in humans are also disclosed.
    Type: Grant
    Filed: February 16, 2006
    Date of Patent: March 25, 2014
    Assignee: Andrx Labs, LLC
    Inventors: Chih-Ming Chen, Joseph Chou, David Wong
  • Patent number: 8475841
    Abstract: Sustained release pharmaceutical formulations comprising an antihyperglycemic drug or a pharmaceutically acceptable salt thereof are disclosed. The formulations provide therapeutic plasma levels of the antihyperglycemic drug to a human patient over a 24 hour period after administration.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: July 2, 2013
    Assignee: Andrx Labs, LLC
    Inventors: Xiu Xiu Cheng, Steve Jan, Joseph Chou, Chih-Ming Chen
  • Patent number: 8039019
    Abstract: A pharmaceutical dosage form comprising a controlled release component comprising an antihyperglycemic drug in combination with a second component comprising a angiotensin antagonist is herein disclosed and described.
    Type: Grant
    Filed: August 5, 2009
    Date of Patent: October 18, 2011
    Assignee: Andrx Labs, LLC
    Inventor: Elliot F. Hahn
  • Patent number: 7919116
    Abstract: Sustained release pharmaceutical formulations comprising an antihyperglycemic drug or a pharmaceutically acceptable salt thereof are disclosed. The formulations provide therapeutic plasma levels of the antihyperglycemic drug to a human patient over a 24 hour period after administration.
    Type: Grant
    Filed: March 2, 2007
    Date of Patent: April 5, 2011
    Assignee: Andrx Labs, LLC
    Inventors: Chih-Ming Chen, Xiu Xiu Cheng, Steve Jan, Joseph Chou
  • Patent number: 7588779
    Abstract: A pharmaceutical dosage form comprising a controlled release component comprising an antihyperglycemic drug in combination with a second component comprising a angiotensin antagonist is herein disclosed and described.
    Type: Grant
    Filed: May 27, 2005
    Date of Patent: September 15, 2009
    Assignee: Andrx Labs, LLC
    Inventor: Elliot F. Hahn
  • Publication number: 20070231390
    Abstract: The invention is directed to dosage forms suitable for the administration of hygroscopic active agents.
    Type: Application
    Filed: March 29, 2006
    Publication date: October 4, 2007
    Applicant: Andrx Labs, LLC
    Inventors: Aaron Dely, Unchalee Lodin, Avinash Nangia
  • Publication number: 20070232697
    Abstract: Disclosed is a process for preparing a free base composition of a pharmaceutical compound comprising combining an acid addition salt of a pharmaceutical compound, at least one solvent and a sufficient amount of at least one base to convert the acid addition salt of the pharmaceutical to a free base of the pharmaceutical, to form a free base composition of the pharmaceutical compound.
    Type: Application
    Filed: March 29, 2006
    Publication date: October 4, 2007
    Applicant: Andrx Labs LLC
    Inventors: Jianbo Xie, David Barman, Mongkol Sriwongjanya, Sam Yuk
  • Publication number: 20070154548
    Abstract: Sustained release pharmaceutical formulations comprising an antihyperglycemic drug or a pharmaceutically acceptable salt thereof are disclosed. The formulations provide therapeutic plasma levels of the antihyperglycemic drug to a human patient over a 24 hour period after administration.
    Type: Application
    Filed: March 2, 2007
    Publication date: July 5, 2007
    Applicant: Andrx Labs, LLC
    Inventors: Xiu Cheng, Chih-Ming Chen, Steve Jan, Joseph Chou
  • Publication number: 20060141035
    Abstract: Controlled release oral solid dosage form for the reduction of serum cholesterol levels in humans include a drug comprising an alkyl ester of hydroxy substituted naphthalenes (e.g., lovastatin) and a controlled release carrier, such that the dosage form provides a mean time to maximum plasma concentration (Tmax) of the drug which occurs at about 10 to about 32 hours after oral administration on a once-a-day basis to human patients. The dosage form provides a therapeutically effective reduction in serum cholesterol levels. Methods of reducing serum cholesterol levels in humans are also disclosed.
    Type: Application
    Filed: February 16, 2006
    Publication date: June 29, 2006
    Applicant: Andrx Labs LLC
    Inventors: Chih-Ming Chen, Joseph Chou, David Wong
  • Publication number: 20060141036
    Abstract: Controlled release oral solid dosage form for the reduction of serum cholesterol levels in humans include a drug comprising an alkyl ester of hydroxy substituted naphthalenes (e.g., lovastatin) and a controlled release carrier, such that the dosage form provides a mean time to maximum plasma concentration (Tmax) of the drug which occurs at about 10 to about 32 hours after oral administration on a once-a-day basis to human patients. The dosage form provides a therapeutically effective reduction in serum cholesterol levels. Methods of reducing serum cholesterol levels in humans are also disclosed.
    Type: Application
    Filed: February 16, 2006
    Publication date: June 29, 2006
    Applicant: Andrx Labs LLC
    Inventors: Chih-Ming Chen, Joseph Chou, David Wong
  • Patent number: 7051606
    Abstract: The present invention comprises a device and methods for dissolution or immersion testing and, in particular, a device and methods that improve the consistency of test results by limiting the ability of pharmaceutical or other dosage forms to move or reorient during testing.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: May 30, 2006
    Assignee: Andrx Labs LLC
    Inventors: Dacheng Tian, Xiu Xiu Cheng, Jack Cardinal, Boyong Li, Avinash Nangia
  • Publication number: 20060034922
    Abstract: A method for treating a patient using an antidiabetic drug, said method comprising administering to the patient a high dose of the antidiabetic drug wherein said antidiabetic drug exhibits one or more dose proportional pharmacokinetic parameters is described.
    Type: Application
    Filed: April 29, 2005
    Publication date: February 16, 2006
    Applicant: Andrx Labs, LLC
    Inventors: Xiu-Xiu Cheng, Edward Cullen
  • Publication number: 20050215620
    Abstract: Methods for the treatment and prevention of APP processing disorders such as Alzheimer's disease and Down's Syndrome which are based on the administration of an effective amount of a HMG-CoA reductase inhibitor to a mammal are disclosed. Additionally, methods for the treatment and prevention of APP processing disorders such as Alzheimer's disease and Down's Syndrome which are based on the reduction of cellular cholesterol in a mammal are disclosed. These methods reduce the amount of A? peptides or decrease the formation of A? peptides or increase the clearance of A? peptides in a mammal suffering from Alzheimer's disease and Down's Syndrome.
    Type: Application
    Filed: March 4, 2005
    Publication date: September 29, 2005
    Applicant: Andrx Labs, LLC
    Inventor: Lawrence Friedhoff
  • Publication number: 20050215621
    Abstract: Methods for the treatment and prevention of APP processing disorders such as Alzheimer's disease and Down's Syndrome which are based on the administration of an effective amount of a HMG-CoA reductase inhibitor to a mammal are disclosed. Additionally, methods for the treatment and prevention of APP processing disorders such as Alzheimer's disease and Down's Syndrome which are based on the reduction of cellular cholesterol in a mammal are disclosed. These methods reduce the amount of A? peptides or decrease the formation of A? peptides or increase the clearance of A? peptides in a mammal suffering from Alzheimer's disease and Down's Syndrome.
    Type: Application
    Filed: March 4, 2005
    Publication date: September 29, 2005
    Applicant: Andrx Labs, LLC
    Inventors: Lawrence Friedhoff, Edward Cullen
  • Patent number: 6869615
    Abstract: An oral solid dosage form includes a therapeutically effective amount of an NSAID and a proton pump inhibitor in an amount effective to inhibit or prevent gastrointestinal side effects normally associated with the NSAID. Also disclosed is a method of treating a human patient in need of antiinflammatory, analgesic and/or antipyretic therapy, comprising orally administering to the patient an oral pharmaceutical dosage form which includes a therapeutically effective amount of an NSAID and an amount of a proton pump inhibitor effective to substantially inhibit gastrointestinal side effects of the NSAID. The invention is further related to a method of prophylactically treating a human patient who is on a therapy known to have significant gastrointestinal side effects or is about to begin such a therapy, via concurrent administration of an NSAID and a proton pump inhibitor in a combination (single) oral dosage form.
    Type: Grant
    Filed: October 28, 2002
    Date of Patent: March 22, 2005
    Assignee: Andrx Labs LLC
    Inventors: Chih-Ming Chen, Unchalee Kositprapa
  • Patent number: 6866866
    Abstract: A composition for treating patients having non-insulin-dependent diabetes mellitus (NIDDM) by administering a controlled release oral solid dosage form containing preferably a biguanide drug such as metformin, on a once-a-day basis. The dosage form provides a mean time to maximum plasma concentration (Tmax) of the drug which occurs at 5.5 to 7.5 hours after oral administration on a once-a-day basis to human patients. Preferably, the dose of drug is administered at dinnertime to a patient in the fed state.
    Type: Grant
    Filed: November 3, 2000
    Date of Patent: March 15, 2005
    Assignee: Andrx Labs, LLC
    Inventors: Chih-Ming Chen, Xiu-Xiu Cheng, Steve Jan, Joseph Chou
  • Patent number: 6790459
    Abstract: A method for treating patients having non-insulin-dependent diabetes mellitus (NIDDM) by administering a controlled release oral solid dosage form containing preferably a biguanide drug such as metformin, on a once-a-day basis. The dosage form provides a mean time to maximum plasma concentration (Tmax) of the drug which occurs at a 5.5 to 7.5 hours after oral administration on a once-a-day basis to human patients. Preferably, the dose of drug is administered at dinnertime to a patient in the fed state.
    Type: Grant
    Filed: November 3, 2000
    Date of Patent: September 14, 2004
    Assignee: Andrx Labs, LLC
    Inventors: Xiu Xiu Cheng, Chih-Ming Chen, Steve Jan, Joseph Chou