CA3234073A1 - Sustained release injectable pharmaceutical formulation of levothyroxine and process for preparation thereof - Google Patents
Sustained release injectable pharmaceutical formulation of levothyroxine and process for preparation thereof Download PDFInfo
- Publication number
- CA3234073A1 CA3234073A1 CA3234073A CA3234073A CA3234073A1 CA 3234073 A1 CA3234073 A1 CA 3234073A1 CA 3234073 A CA3234073 A CA 3234073A CA 3234073 A CA3234073 A CA 3234073A CA 3234073 A1 CA3234073 A1 CA 3234073A1
- Authority
- CA
- Canada
- Prior art keywords
- pharmaceutical formulation
- levothyroxine
- polymer
- glycolide
- lactide
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
- A61K9/0024—Solid, semi-solid or solidifying implants, which are implanted or injected in body tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
- A61K31/19—Carboxylic acids, e.g. valproic acid
- A61K31/195—Carboxylic acids, e.g. valproic acid having an amino group
- A61K31/197—Carboxylic acids, e.g. valproic acid having an amino group the amino and the carboxyl groups being attached to the same acyclic carbon chain, e.g. gamma-aminobutyric acid [GABA], beta-alanine, epsilon-aminocaproic acid or pantothenic acid
- A61K31/198—Alpha-amino acids, e.g. alanine or edetic acid [EDTA]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
- A61K9/1647—Polyesters, e.g. poly(lactide-co-glycolide)
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1682—Processes
- A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P5/00—Drugs for disorders of the endocrine system
- A61P5/14—Drugs for disorders of the endocrine system of the thyroid hormones, e.g. T3, T4
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Epidemiology (AREA)
- Dermatology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Chemical & Material Sciences (AREA)
- Endocrinology (AREA)
- Biomedical Technology (AREA)
- Neurosurgery (AREA)
- Diabetes (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Inorganic Chemistry (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GR20210100683A GR1010327B (el) | 2021-10-06 | 2021-10-06 | Παρατεταμενης αποδεσμευσης ενεσιμο φαρμακευτικο σκευασμα λεβοθυροξινης και μεθοδος παρασκευης αυτου |
| GR20210100683 | 2021-10-06 | ||
| GB2119164.8A GB2613656A (en) | 2021-12-13 | 2021-12-13 | Sustained release injectable pharmaceutical formulation of levothyroxine and process for preparation thereof |
| GB2119164.8 | 2021-12-13 | ||
| PCT/EP2022/025463 WO2023057088A1 (en) | 2021-10-06 | 2022-10-06 | Sustained release injectable pharmaceutical formulation of levothyroxine and process for preparation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3234073A1 true CA3234073A1 (en) | 2023-04-13 |
Family
ID=83996642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3234073A Pending CA3234073A1 (en) | 2021-10-06 | 2022-10-06 | Sustained release injectable pharmaceutical formulation of levothyroxine and process for preparation thereof |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20250268830A1 (https=) |
| EP (1) | EP4412594A1 (https=) |
| JP (1) | JP2024536419A (https=) |
| KR (1) | KR20240066197A (https=) |
| AU (1) | AU2022360328A1 (https=) |
| CA (1) | CA3234073A1 (https=) |
| CO (1) | CO2024005798A2 (https=) |
| MX (1) | MX2024004141A (https=) |
| WO (1) | WO2023057088A1 (https=) |
| ZA (1) | ZA202403411B (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4701631A1 (en) * | 2023-04-28 | 2026-03-04 | Maia Pharmaceuticals, Inc. | Levothyroxine dispersions |
| CN116831994B (zh) * | 2023-06-25 | 2026-03-27 | 湖南赛隆药业(长沙)有限公司 | 一种注射用左甲状腺素钠缓释微球冻干制剂及其制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1127634A (zh) | 1995-04-06 | 1996-07-31 | 中国科学院成都有机化学研究所 | 一种激素缓释微球注射剂及其制备方法 |
| CN113384537A (zh) * | 2021-04-25 | 2021-09-14 | 苏州大学 | 一种左旋千金藤啶碱缓释微球及其制备方法 |
-
2022
- 2022-10-06 CA CA3234073A patent/CA3234073A1/en active Pending
- 2022-10-06 JP JP2024521050A patent/JP2024536419A/ja active Pending
- 2022-10-06 MX MX2024004141A patent/MX2024004141A/es unknown
- 2022-10-06 AU AU2022360328A patent/AU2022360328A1/en active Pending
- 2022-10-06 KR KR1020247015048A patent/KR20240066197A/ko active Pending
- 2022-10-06 US US18/697,615 patent/US20250268830A1/en active Pending
- 2022-10-06 WO PCT/EP2022/025463 patent/WO2023057088A1/en not_active Ceased
- 2022-10-06 EP EP22797011.8A patent/EP4412594A1/en active Pending
-
2024
- 2024-05-02 ZA ZA2024/03411A patent/ZA202403411B/en unknown
- 2024-05-03 CO CONC2024/0005798A patent/CO2024005798A2/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US20250268830A1 (en) | 2025-08-28 |
| AU2022360328A1 (en) | 2024-05-16 |
| JP2024536419A (ja) | 2024-10-04 |
| CO2024005798A2 (es) | 2024-05-10 |
| MX2024004141A (es) | 2024-07-10 |
| WO2023057088A1 (en) | 2023-04-13 |
| ZA202403411B (en) | 2025-01-29 |
| EP4412594A1 (en) | 2024-08-14 |
| KR20240066197A (ko) | 2024-05-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MFA | Maintenance fee for application paid |
Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 2ND ANNIV.) - STANDARD Year of fee payment: 2 |
|
| U00 | Fee paid |
Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED Effective date: 20240808 |
|
| U11 | Full renewal or maintenance fee paid |
Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL Effective date: 20240808 |
|
| MFA | Maintenance fee for application paid |
Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 3RD ANNIV.) - STANDARD Year of fee payment: 3 |
|
| U00 | Fee paid |
Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED Effective date: 20250922 |
|
| U11 | Full renewal or maintenance fee paid |
Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL Effective date: 20250922 |