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Last Updated: May 1, 2024

Diltiazem hydrochloride - Generic Drug Details

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What are the generic sources for diltiazem hydrochloride and what is the scope of freedom to operate?

Diltiazem hydrochloride is the generic ingredient in twelve branded drugs marketed by Bausch, Biovail, Actavis Labs Fl Inc, Allergan, Apotex, Accord Hlthcare, Actavis Elizabeth, Amta, Dr Reddys Labs Sa, Glenmark Pharms Ltd, Mylan, Nesher Pharms, Novast Labs, Par Pharm, Sandoz, Sun Pharm, Teva, Twi Pharms, Valeant Pharms North, Zydus Pharms, Biovail Labs Intl, Dr Reddys, Eugia Pharma, Hikma Farmaceutica, Hospira, Intl Medication, Mylan Labs Ltd, Rising, Sagent, West-ward Pharms Int, Exela Pharma, Sciegen Pharms Inc, Apothecon, Chartwell Molecules, Edenbridge Pharms, Ivax Sub Teva Pharms, and Teva Pharms, and is included in sixty-two NDAs. Additional information is available in the individual branded drug profile pages.

There are seventeen drug master file entries for diltiazem hydrochloride. Forty-nine suppliers are listed for this compound.

Summary for diltiazem hydrochloride

US Patents:	0
Tradenames:	12
Applicants:	37
NDAs:	62
Drug Master File Entries:	17
Finished Product Suppliers / Packagers:	49
Raw Ingredient (Bulk) Api Vendors:	131
Clinical Trials:	106
Patent Applications:	4,517
Formulation / Manufacturing:	see details
Patent Litigation and PTAB cases:	See patent lawsuits and PTAB cases for diltiazem hydrochloride
What excipients (inactive ingredients) are in diltiazem hydrochloride?	diltiazem hydrochloride excipients list
DailyMed Link:	diltiazem hydrochloride at DailyMed

Recent Clinical Trials for diltiazem hydrochloride

Identify potential brand extensions & 505(b)(2) entrants

Sponsor	Phase
Ascension Genesys Hospital	Phase 2
Aurora Health Care	Phase 4
Hospices Civils de Lyon	Phase 2

See all diltiazem hydrochloride clinical trials

Pharmacology for diltiazem hydrochloride

Drug Class	Calcium Channel Blocker
Mechanism of Action	Calcium Channel Antagonists Cytochrome P450 3A4 Inhibitors

Anatomical Therapeutic Chemical (ATC) Classes for diltiazem hydrochloride

C05AE	Muscle relaxants
C05A	AGENTS FOR TREATMENT OF HEMORRHOIDS AND ANAL FISSURES FOR TOPICAL USE
C05	VASOPROTECTIVES
C	Cardiovascular system

C08DB	Benzothiazepine derivatives
C08D	SELECTIVE CALCIUM CHANNEL BLOCKERS WITH DIRECT CARDIAC EFFECTS
C08	CALCIUM CHANNEL BLOCKERS
C	Cardiovascular system

Paragraph IV (Patent) Challenges for DILTIAZEM HYDROCHLORIDE

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
CARDIZEM LA	Extended-release Tablets	diltiazem hydrochloride	120 mg, 180 mg, 240 mg, 300 mg and 360 mg	021392	1	2005-08-30
CARDIZEM LA	Extended-release Tablets	diltiazem hydrochloride	420 mg	021392	1	2005-04-25

US Patents and Regulatory Information for diltiazem hydrochloride

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Glossary

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Teva	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	074079-002	Nov 30, 1993		DISCN	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Actavis Labs Fl Inc	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	074852-003	Oct 10, 1997		DISCN	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Zydus Pharms	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	206641-002	Aug 11, 2017	AB4	RX	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Apotex	DILTZAC	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	076395-002	Feb 1, 2006		DISCN	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Teva	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	TABLET;ORAL	074185-004	May 31, 1995	AB	RX	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Eugia Pharma	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	INJECTABLE;INJECTION	216552-001	Mar 29, 2023	AP	RX	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
Apotex	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	074943-003	Dec 19, 2000	AB2	RX	No	No	⤷ Try a Trial	⤷ Try a Trial				⤷ Try a Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

Expired US Patents for diltiazem hydrochloride

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Bausch	CARDIZEM CD	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	020062-003	Dec 27, 1991	⤷ Try a Trial	⤷ Try a Trial
Bausch	CARDIZEM CD	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	020062-001	Aug 10, 1992	⤷ Try a Trial	⤷ Try a Trial
Bausch	CARDIZEM LA	diltiazem hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021392-006	Feb 6, 2003	⤷ Try a Trial	⤷ Try a Trial
Biovail	CARDIZEM SR	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	019471-002	Jan 23, 1989	⤷ Try a Trial	⤷ Try a Trial
Biovail	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	020939-001	Jan 28, 2000	⤷ Try a Trial	⤷ Try a Trial
Bausch	CARDIZEM LA	diltiazem hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021392-003	Feb 6, 2003	⤷ Try a Trial	⤷ Try a Trial
Biovail	DILTIAZEM HYDROCHLORIDE	diltiazem hydrochloride	CAPSULE, EXTENDED RELEASE;ORAL	020939-004	Jan 28, 2000	⤷ Try a Trial	⤷ Try a Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

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