Patents Assigned to Camurus AB
  • Patent number: 12653819
    Abstract: A lipid controlled-release formulation comprising: a) about 30 to about 50 wt % of at least one diacyl glycerol; b) about 30 to about 50 wt % of at least one phosphatidylcholine; c) about 5 to about 15 wt % ethanol; d) about 0.05 to about 0.5 wt % buprenorphine. A method for the treatment of neonatal abstinence syndrome (NAS) in a human infant in need thereof, said treatment involving the steps of: administering a controlled-release formulation containing a dose of at least one opioid to said infant; wherein said controlled-release formulation provides a therapeutically effective amount of the at least one opioid for at least 4 days following administration.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: June 16, 2026
    Assignee: Camurus AB
    Inventor: Fredrik Tiberg
  • Publication number: 20260000730
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: a) 20-50 wt. % of at least one diacyl glycerol; b) 20-54 wt. % of at least one phosphatidyl choline (PC); c) 5-15 wt. % of at least one biocompatible, organic mono-alcoholic solvent; d) 1 to 20 wt. % polar solvent e) 5 to 150 mg/ml of at least one peptide somatostatin receptor agonist comprising pasireotide; f) optionally at least one antioxidant; wherein the ratio of components a:b is in the range 40:60 to 54:46; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. The invention further relates to methods of treatment comprising administration of such compositions, and to pre-filled administration devices and kits containing the formulations.
    Type: Application
    Filed: January 17, 2025
    Publication date: January 1, 2026
    Applicant: CAMURUS AB
    Inventors: Catalin NISTOR, Markus JOHNSSON, Fredrik TIBERG
  • Publication number: 20250325626
    Abstract: The disclosure provides a glass syringe or a glass cartridge, for parenterally administering, containing a lipid-based pre-formulation suitable for refrigerated storage, wherein the lipid-based pre-formulation includes 20-80 wt % of a diacyl glycerol having a fatty acid composition of at least 98% oleic acid (18:1), as determined in accordance with method C, 2.4.22 (Composition of fatty acids by gas chromatography), European Pharmacopoeia 9.0; 20-80 wt % of a phospholipid; 1-30 wt % of a solvent; and a bioactive agent.
    Type: Application
    Filed: January 17, 2025
    Publication date: October 23, 2025
    Applicant: CAMURUS AB
    Inventors: Fredrik TIBERG, Catalin NISTOR, Markus JOHNSSON, David HEMMERLIN, Johannes KLUGE, Priyanga WICKRAMANAYAKE
  • Publication number: 20250319097
    Abstract: The present invention relates to an injectable pre-formulation comprising: a) at least one of a mono-, di- or tri-acyl lipid and/or a tocopherol; b) optionally at least one phospholipid; c) at least one biocompatible, organic solvent; and d) at least one prostacyclin analogue or a salt thereof; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. Such compositions may additionally comprise polar co-solvents. Methods of treatment, particularly for management of pulmonary artery hypertension (PAH), severe PAH, Raynaud's disease, ischemia and related conditions are provided, as well as corresponding uses of the compositions. Administration devices comprising the formulations and kits comprising the devices are also provided.
    Type: Application
    Filed: November 12, 2024
    Publication date: October 16, 2025
    Applicant: CAMURUS AB
    Inventors: Fredrik TIBERG, Justas BARAUSKAS, Catalin NISTOR, Markus JOHNSSON
  • Patent number: 12396944
    Abstract: The present invention provides an injectable liquid formulation comprising: a) a lipid controlled-release matrix comprising at least 50% triacyl lipids; b) at least one oxygen containing organic solvent; c) at least 16% by weight of at least one active agent selected from buprenorphine and salts thereof, calculated as buprenorphine free base. The invention further provides a controlled-release composition formed by administration of such an injectable liquid composition to a, preferably human, subject. The invention also provides a method of administration of buprenorphine to a subject comprising injecting such a liquid composition and a method for the treatment of pain, for opioid maintenance therapy or for the treatment of opioid dependence by detoxification and/or maintenance or for the treatment or prophylaxis of the symptoms of opioid withdrawal and/or cocaine withdrawal by injecting such a liquid composition.
    Type: Grant
    Filed: May 21, 2024
    Date of Patent: August 26, 2025
    Assignee: CAMURUS AB
    Inventors: Fredrik Tiberg, Markus Johnsson, Ian Harwigsson
  • Patent number: 12318379
    Abstract: A depot precursor formulation comprising: a) a controlled-release matrix; b) at least oxygen containing organic solvent; c) at least 12% by weigh of at least one active agent selected from buprenorphine and salts thereof, calculated as buprenorphine free base. Corresponding depot compositions and methods of treatment in pain management, by opioid maintenance and related methods are provided.
    Type: Grant
    Filed: October 28, 2024
    Date of Patent: June 3, 2025
    Assignee: Camurus AB
    Inventors: Fredrik Tiberg, Ian Harwigsson, Markus Johnsson
  • Publication number: 20250121035
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: a) 20-80 wt. % of at least one diacyl glycerol and/or a tocopherol; b) 20-80 wt. % of at least one phosphatidyl choline (PC); c) 5-20 wt. % of at least one biocompatible, organic mono-alcoholic solvent; d) up to 20 wt. % polar solvent e) at least one peptide active agent; f) optionally at least one antioxidant; wherein the ratio of components a:b is in the range 40:60 to 54:46; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. The invention further relates to methods of treatment comprising administration of such compositions, and to pre-filled administration devices and kits containing the formulations.
    Type: Application
    Filed: September 18, 2024
    Publication date: April 17, 2025
    Applicant: CAMURUS AB
    Inventors: Fredrik TIBERG, Catalin Nistor, Markus Johnsson
  • Patent number: 12246055
    Abstract: The disclosure provides a glass syringe or a glass cartridge, for parenterally administering, containing a lipid-based pre-formulation suitable for refrigerated storage, wherein the lipid-based pre-formulation includes 20-80 wt % of a diacyl glycerol having a fatty acid composition of at least 98% oleic acid (18:1), as determined in accordance with method C, 2.4.22 (Composition of fatty acids by gas chromatography), European Pharmacopoeia 9.0; 20-80 wt % of a phospholipid; 1-30 wt % of a solvent; and a bioactive agent.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: March 11, 2025
    Assignee: CAMURUS AB
    Inventors: Fredrik Tiberg, Catalin Nistor, Markus Johnsson, David Hemmerlin, Johannes Kluge, Priyanga Wickramanayake
  • Publication number: 20250041205
    Abstract: The present invention provides an injectable liquid formulation comprising: a) a lipid controlled-release matrix comprising at least 50% triacyl lipids; b) at least one oxygen containing organic solvent; c) at least 16% by weight of at least one active agent selected from buprenorphine and salts thereof, calculated as buprenorphine free base. The invention further provides a controlled-release composition formed by administration of such an injectable liquid composition to a, preferably human, subject. The invention also provides a method of administration of buprenorphine to a subject comprising injecting such a liquid composition and a method for the treatment of pain, for opioid maintenance therapy or for the treatment of opioid dependence by detoxification and/or maintenance or for the treatment or prophylaxis of the symptoms of opioid withdrawal and/or cocaine withdrawal by injecting such a liquid composition.
    Type: Application
    Filed: May 21, 2024
    Publication date: February 6, 2025
    Applicant: CAMURUS AB
    Inventors: Fredrik TIBERG, Markus Johnsson, Ian Harwigsson
  • Publication number: 20250000982
    Abstract: A composition for the delayed delivery of a peptide active agent comprising; i) a salt of said peptide active agent comprising at least one positively charged peptide ion and at least one negatively charged counter-ion ii) a sustained-release delivery vehicle, wherein the at least one negatively charged counter-ion is a halide ion, preferably a chloride or bromide ion.
    Type: Application
    Filed: May 15, 2024
    Publication date: January 2, 2025
    Applicant: CAMURUS AB
    Inventors: Markus JOHNSSON, Fredrik JOABSSON, Catalin NISTOR, Krister THURESSON, Fredrik TIBERG
  • Patent number: 12161640
    Abstract: A depot precursor formulation comprising: a) a controlled-release matrix; b) at least oxygen containing organic solvent; c) at least 12% by weigh of at least one active agent selected from buprenorphine and salts thereof, calculated as buprenorphine free base. Corresponding depot compositions and methods of treatment in pain management, by opioid maintenance and related methods are provided.
    Type: Grant
    Filed: November 2, 2023
    Date of Patent: December 10, 2024
    Assignee: Camurus AB
    Inventors: Fredrik Tiberg, Ian Harwigsson, Markus Johnsson
  • Patent number: 12029813
    Abstract: The present invention provides an injectable liquid formulation comprising: a) a lipid controlled-release matrix comprising at least 50% triacyl lipids; b) at least one oxygen containing organic solvent; c) at least 16% by weight of at least one active agent selected from buprenorphine and salts thereof, calculated as buprenorphine free base. The invention also provides a method for the treatment of pain, for opioid maintenance therapy or for the treatment of opioid dependence by detoxification and/or maintenance or for the treatment or prophylaxis of the symptoms of opioid withdrawal and/or cocaine withdrawal by injecting such a liquid composition.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: July 9, 2024
    Assignee: CAMURUS AB
    Inventors: Fredrik Tiberg, Markus Johnsson, Ian Harwigsson
  • Publication number: 20230372436
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: a) 20-50 wt. % of at least one diacyl glycerol; b) 20-54 wt. % of at least one phosphatidyl choline (PC); c) 5-15 wt. % of at least one biocompatible, organic mono-alcoholic solvent; d) 1 to 20 wt. % polar solvent e) 5 to 150 mg/ml of at least one peptide somatostatin receptor agonist comprising pasireotide; f) optionally at least one antioxidant; wherein the ratio of components a:b is in the range 40:60 to 54:46; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. The invention further relates to methods of treatment comprising administration of such compositions, and to pre-filled administration devices and kits containing the formulations.
    Type: Application
    Filed: April 26, 2023
    Publication date: November 23, 2023
    Applicant: CAMURUS AB
    Inventors: Catalin NISTOR, Markus JOHNSSON, Fredrik TIBERG
  • Publication number: 20230285502
    Abstract: The present invention relates to mixtures comprising: i) at least one lipid and/or at least one oil; and ii) an alkyl ammonium EDTA salt; wherein the mixture has a water content in the range of 0 to 1.0 wt %. The invention further relates to mixtures which are pre-formulations, methods of treatment comprising administration of such pre-formulations, to pre-filled administration devices and kits containing the formulations, to the use of an alkylammonium EDTA salt to reduce the decomposition of the lipid components and/or any active agent contained within the pre-formulation, and to alkyl ammonium EDTA salts as described herein.
    Type: Application
    Filed: January 30, 2023
    Publication date: September 14, 2023
    Applicant: CAMURUS AB
    Inventors: Justas BARAUSKAS, Catalin NISTOR, Markus JOHNSSON
  • Patent number: 11672843
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: a) 20-50 wt. % of at least one diacyl glycerol; b) 20-54 wt. % of at least one phosphatidyl choline (PC); c) 5-15 wt. % of at least one biocompatible, organic mono-alcoholic solvent; d) 1 to 20 wt. % polar solvent e) 5 to 150 mg/ml of at least one peptide somatostatin receptor agonist comprising pasireotide; f) optionally at least one antioxidant; wherein the ratio of components a:b is in the range 40:60 to 54:46; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. The invention further relates to methods of treatment comprising administration of such compositions, and to pre-filled administration devices and kits containing the formulations.
    Type: Grant
    Filed: May 24, 2013
    Date of Patent: June 13, 2023
    Assignee: CAMURUS AB
    Inventors: Catalin Nistor, Markus Johnsson, Fredrik Tiberg
  • Patent number: 11564968
    Abstract: The present invention relates to pre-formulations comprising: a) at least one di-acyl lipid; b) at least one phospholipid; c) at least one biocompatible, organic solvent; d) an alkyl ammonium EDTA salt; and e) at least one somatostatin receptor agonist; wherein the pre-formulation has a water content in the range of 0 to 1.0 wt %. The invention further relates to methods of treatment comprising administration of such pre-formulations, to pre-filled administration devices and kits containing the formulations, to the use of an alkylammonium EDTA salt to reduce the decomposition of the lipid components and/or any active agent contained within the pre-formulation.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: January 31, 2023
    Assignee: CAMURUS AB
    Inventors: Justas Barauskas, Catalin Nistor, Markus Johnsson
  • Publication number: 20220387445
    Abstract: The present invention relates to an injectable pre-formulation comprising: a) at least one of a mono-, di- or tri-acyl lipid and/or a tocopherol; b) optionally at least one phospholipid; c) at least one biocompatible, organic solvent; and d) at least one prostacyclin analogue or a salt thereof; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. Such compositions may additionally comprise polar co-solvents. Methods of treatment, particularly for management of pulmonary artery hypertension (PAH), severe PAH, Raynaud's disease, ischemia and related conditions are provided, as well as corresponding uses of the compositions. Administration devices comprising the formulations and kits comprising the devices are also provided.
    Type: Application
    Filed: June 9, 2022
    Publication date: December 8, 2022
    Applicant: CAMURUS AB
    Inventors: Fredrik TIBERG, Justas BARAUSKAS, Catalin NISTOR, Markus JOHNSSON
  • Patent number: 11433120
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: a) 20-80 wt. % of at least one diacyl glycerol and/or a tocopherol; b) 20-80 wt. % of at least one phosphatidyl choline (PC); c) 5-20 wt. % of at least one biocompatible, organic mono-alcoholic solvent; d) up to 20 wt. % polar solvent e) at least one peptide active agent; f) optionally at least one antioxidant; wherein the ratio of components a:b is in the range 40:60 to 54:46; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. The invention further relates to methods of treatment comprising administration of such compositions, and to pre-filled administration devices and kits containing the formulations.
    Type: Grant
    Filed: May 25, 2012
    Date of Patent: September 6, 2022
    Assignee: CAMURUS AB
    Inventors: Fredrik Tiberg, Catalin Nistor, Markus Johnsson
  • Publication number: 20220257694
    Abstract: The present invention relates to mixtures comprising: i) at least one lipid and/or at least one oil; and ii) an alkyl ammonium EDTA salt; wherein the mixture has a water content in the range of 0 to 1.0 wt %. The invention further relates to mixtures which are pre-formulations, methods of treatment comprising administration of such pre-formulations, to pre-filled administration devices and kits containing the formulations, to the use of an alkylammonium EDTA salt to reduce the decomposition of the lipid components and/or any active agent contained within the pre-formulation, and to alkyl ammonium EDTA salts as described herein.
    Type: Application
    Filed: January 27, 2022
    Publication date: August 18, 2022
    Applicant: CAMURUS AB
    Inventors: Justas BARAUSKAS, Catalin NISTOR, Markus JOHNSSON
  • Patent number: 11369617
    Abstract: The present invention relates to an injectable pre-formulation comprising: a) at least one of a mono-, di-, or tri-acyl lipid and/or a tocopherol; b) optionally at least one phospholipid; c) at least one biocompatible, organic solvent; and d) at least one prostacyclin analogue or a salt thereof; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. Such compositions may additionally comprise polar co-solvents. Methods of treatment, particularly for management of pulmonary artery hypertension (PAH), severe PAH, Raynard's disease, ischemia and related conditions are provided, as well as corresponding uses of the compositions. Administration devices comprising the formulations and kits comprising the devices are also provided.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: June 28, 2022
    Assignee: CAMURUS AB
    Inventors: Fredrik Tiberg, Justas Barauskas, Catalin Nistor, Markus Johnsson