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ACTICLATE CAP

NDA

DOXYCYCLINE HYCLATE | N208253 | CHARTWELL RX SCIENCES LLC

1 strength0 unique patents0 unique exclusivities

PTAB Proceedings

No IPR/PGR/CBM challenges found at the Patent Trial and Appeal Board

Patent Reexaminations

No ex parte or inter partes reexamination proceedings found at USPTO

Hatch-Waxman Litigation

No ANDA patent litigation cases (NOS 835) matched from PACER

Citizen Petitions

No FDA citizen petitions matched from Regulations.gov

Clinical Trials

No clinical trials found on ClinicalTrials.gov for this drug

API Supply Chain9 active DMFs10 inactive

7 active API suppliers hold Drug Master Files for this ingredient.

YANGZHOU LIBERTY PHARMACEUTICAL CO LTDDOXYCYCLINE HYCLATE

DMF 131741998

HOVIONE PHARMASCIENCE LTDDOXYCYCLINE HYCLATE

DMF 137141998

CHANGZHOU PHARMACEUTICAL FACTORYDOXYCYCLINE HYCLATE

DMF 137711998

GLAND PHARMA LTDDOXYCYCLINE HYCLATE USP

DMF 330932018

YANCHENG SUHAI PHARMACEUTICAL CO LTDDOXYCYCLINE HYCLATE

DMF 364912021

CHANGZHOU PHARMACEUTICAL FACTORYDOXYCYCLINE HYCLATE (ROUTE CODE: YDX)

DMF 407092024

MAITHRI DRUGS PRIVATE LTDDOXYCYCLINE HYCLATE USP

DMF 416892025

YANGZHOU LIBERTY PHARMACEUTICAL CO LTDDOXYCYCLINE HYCLATE (FOR USE IN THE MANUFACTURE OF PARENTERAL PREPARATIONS)

DMF 418042025

SHANDONG GUOBANG PHARMACEUTICAL CO LTDDOXYCYCLINE HYCLATE

DMF 425672025

HOUBA INCInactiveDOXYCYCLINE HYCLATE

DMF 132021998

PFIZER INCInactiveDOXYCYCLINE HYCLATE

DMF 133211998

PFIZER INCInactiveDOXYCYCLINE HYCLATE

DMF 133701998

PFIZER INCInactiveDOXYCYCLINE HYCLATE

DMF 134551998

PFIZER INCInactiveDOXYCYCLINE HYCLATE

DMF 134921998

HOVIONE FARMACIENCIA SAInactiveDOXYCYCLINE HYCLATE

DMF 136361998

SUN PHARMACEUTICAL INDUSTRIES LTDInactiveDOXYCYCLINE HYCLATE USP

DMF 137161998

YANCHENG SUHAI PHARMACEUTICAL CO LTDInactiveDOXYCYCLINE HYCLATE USP

DMF 161912002

KUNSHAN CHEMICALS AND PHARMACEUTICAL CO LTDInactiveDOXYCYCLINE HYCLATE USP

DMF 180042005

HUASHU PHARMACEUTICAL CORPInactiveDOXYCYCLINE HYCLATE

DMF 183142005

Source: FDA Drug Master Files (fda.gov). Type II API DMFs matched by ingredient.

Approval Letters

5 letters from Drugs@FDA

Date	Submission	Document
Apr 8, 2025	SUPPL -4	View Letter (PDF)
Mar 5, 2020	SUPPL -3	View Letter (PDF)
Dec 27, 2019	SUPPL -2	View Letter (PDF)
Nov 15, 2017	SUPPL -1	View Letter (PDF)
Apr 27, 2016	ORIG -1	View Letter (PDF)

Source: Drugs@FDA application documents.

Products (1)

#001 — EQ 75MG BASE

RLD

0 patents0 exclusivities▴

CAPSULE;ORAL | Approved: Apr 26, 2016

No patent or exclusivity listings for this strength.