Guanfacine Hydrochloride Patent Expiration
Guanfacine Hydrochloride is Used for treating attention-deficit hyperactivity disorder. It was first introduced by Promius Pharma Llc
Guanfacine Hydrochloride Patents
Given below is the list of patents protecting Guanfacine Hydrochloride, along with the drug name that holds that patent and the company name owning that drug.
| Drug Used in | Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Drug Owner |
|---|---|---|---|---|
| Intuniv | US5854290 | Use of guanfacine in the treatment of behavioral disorders |
Sep 21, 2015
(Expired) | Takeda Pharms Usa |
| Intuniv |
US5854290 (Pediatric) | Use of guanfacine in the treatment of behavioral disorders |
Mar 21, 2016
(Expired) | Takeda Pharms Usa |
| Intuniv | US6287599 | Sustained release pharmaceutical dosage forms with minimized pH dependent dissolution profiles |
Dec 20, 2020
(Expired) | Takeda Pharms Usa |
| Intuniv |
US6287599 (Pediatric) | Sustained release pharmaceutical dosage forms with minimized pH dependent dissolution profiles |
Jun 20, 2021
(Expired) | Takeda Pharms Usa |
| Intuniv | US6811794 | Sustained release pharmaceutical dosage forms with minimized pH dependent dissolution profiles |
Jul 04, 2022
(Expired) | Takeda Pharms Usa |
| Intuniv |
US6811794 (Pediatric) | Sustained release pharmaceutical dosage forms with minimized pH dependent dissolution profiles |
Jan 04, 2023
(Expired) | Takeda Pharms Usa |
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Guanfacine Hydrochloride Generics
Several generic applications have been filed for Guanfacine Hydrochloride. The first generic version for Guanfacine Hydrochloride was by Watson Laboratories Inc and was approved on Oct 17, 1995. And the latest generic version is by Wanbang Biopharmaceuticals and was approved on Jun 12, 2024.
Given below is the list of companies who have filed for Guanfacine Hydrochloride generic.
1. WANBANG BIOPHARMS
Wanbang Biopharmaceuticals has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Wanbang Biopharms.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 12, 2024 |
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 12, 2024 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 12, 2024 |
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 12, 2024 |
2. UNICHEM
Unichem Laboratories Ltd has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Unichem.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Mar 3, 2021 |
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Mar 3, 2021 |
3. APOTEX
Apotex Inc has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Apotex.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Jul 25, 2018 |
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Jul 25, 2018 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Jul 25, 2018 |
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Jul 25, 2018 |
4. ALEMBIC
Alembic Pharmaceuticals Ltd has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Alembic.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Aug 7, 2023 |
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Aug 7, 2023 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Aug 7, 2023 |
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Aug 7, 2023 |
5. TEVA PHARMS USA
Teva Pharmaceuticals Usa has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Teva Pharms Usa.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 2, 2015 |
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 2, 2015 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 2, 2015 |
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 2, 2015 |
6. AMNEAL PHARM
Amneal Pharmaceutical has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Amneal Pharm.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 2MG BASE
(reference standard) | tablet | Prescription | ORAL | AB | Nov 25, 1998 |
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Nov 25, 1998 |
7. WATSON LABS
Watson Laboratories Inc has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Watson Labs.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet | Discontinued | ORAL | N/A | Jun 25, 1997 |
| EQ 2MG BASE | tablet | Discontinued | ORAL | N/A | Jun 25, 1997 |
8. ACTAVIS ELIZABETH
Actavis Elizabeth Llc has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Actavis Elizabeth.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Oct 5, 2012 |
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Oct 5, 2012 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Oct 5, 2012 |
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Oct 5, 2012 |
9. TWI PHARMS
Twi Pharmaceuticals Inc has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Twi Pharms.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Jun 8, 2022 |
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Jun 8, 2022 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 2, 2015 |
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 2, 2015 |
10. AUROBINDO PHARMA USA
Aurobindo Pharma Usa Inc has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Aurobindo Pharma Usa.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Jan 27, 1997 |
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Jan 27, 1997 |
11. XIROMED
Xiromed Pharma Espana Sl has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Xiromed.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Feb 23, 2024 |
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Feb 23, 2024 |
12. SANDOZ
Sandoz Inc has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Sandoz.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 3, 2015 |
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 3, 2015 |
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 3, 2015 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Jun 3, 2015 |
13. AJANTA PHARMA LTD
Ajanta Pharma Ltd has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Ajanta Pharma Ltd.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Apr 27, 2023 |
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Apr 27, 2023 |
14. I 3 PHARMS
I 3 Pharmaceuticals Llc has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by I 3 Pharms.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Oct 5, 2023 |
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Oct 5, 2023 |
15. IMPAX LABS INC
Impax Laboratories Inc has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Impax Labs Inc.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 4MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Oct 20, 2015 |
| EQ 3MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Oct 20, 2015 |
| EQ 2MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Oct 20, 2015 |
| EQ 1MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Oct 20, 2015 |
16. RUBICON
Rubicon Research Private Ltd has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Rubicon.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Oct 17, 2023 |
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Oct 17, 2023 |
17. MYLAN
Mylan Pharmaceuticals Inc has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Mylan.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 4MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Jun 2, 2015 |
| EQ 3MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Jun 2, 2015 |
| EQ 1MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Jun 2, 2015 |
| EQ 2MG BASE | tablet, extended release | Discontinued | ORAL | N/A | Jun 2, 2015 |
18. YICHANG HUMANWELL
Yichang Humanwell Pharmaceutical Co Ltd has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Yichang Humanwell.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 25, 2020 |
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 25, 2020 |
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 25, 2020 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 25, 2020 |
19. SUN PHARM
Sun Pharmaceutical Industries Ltd has filed for 4 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Sun Pharm.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 2MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 16, 2017 |
| EQ 1MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 16, 2017 |
| EQ 3MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 16, 2017 |
| EQ 4MG BASE | tablet, extended release | Prescription | ORAL | AB | Nov 16, 2017 |
20. EPIC PHARMA LLC
Epic Pharma Llc has filed for 2 different strengths of generic version for Guanfacine Hydrochloride. Given below are the details of the strengths of this generic introduced by Epic Pharma Llc.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| EQ 2MG BASE | tablet | Prescription | ORAL | AB | Feb 28, 1997 |
| EQ 1MG BASE | tablet | Prescription | ORAL | AB | Feb 28, 1997 |