ATACAND Drug Patent Profile

When do Atacand patents expire, and what generic alternatives are available?

Atacand is a drug marketed by Ani Pharms and is included in two NDAs.

The generic ingredient in ATACAND is candesartan cilexetil; hydrochlorothiazide. There are twenty-two drug master file entries for this compound. Five suppliers are listed for this compound. Additional details are available on the candesartan cilexetil; hydrochlorothiazide profile page.

DrugPatentWatch^® Litigation and Generic Entry Outlook for Atacand

A generic version of ATACAND was approved as candesartan cilexetil; hydrochlorothiazide by PHARMOBEDIENT on December 4^th, 2012.

Summary for ATACAND

US Patents:	0
Applicants:	1
NDAs:	2
Finished Product Suppliers / Packagers:	4
Raw Ingredient (Bulk) Api Vendors:	114
Clinical Trials:	46
Patent Applications:	4,388
Drug Prices:	Drug price information for ATACAND
What excipients (inactive ingredients) are in ATACAND?	ATACAND excipients list
DailyMed Link:	ATACAND at DailyMed

See drug prices for ATACAND

Recent Clinical Trials for ATACAND

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

Sponsor	Phase
The University of Texas Health Science Center, Houston	Early Phase 1
BioHealthonomics Inc.	Phase 2
AgoneX Biopharmaceuticals, Inc.	Phase 2

See all ATACAND clinical trials

Pharmacology for ATACAND

Drug Class	Angiotensin 2 Receptor Blocker
Mechanism of Action	Angiotensin 2 Receptor Antagonists

Paragraph IV (Patent) Challenges for ATACAND

Tradename	Dosage	Ingredient	Strength	NDA	ANDAs Submitted	Submissiondate
ATACAND	Tablets	candesartan cilexetil	4 mg, 8 mg, 16 mg and 32 mg	020838	1	2006-12-22

US Patents and Regulatory Information for ATACAND

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-001	Jun 4, 1998	AB	RX	Yes	No
Ani Pharms	ATACAND HCT	candesartan cilexetil; hydrochlorothiazide	TABLET;ORAL	021093-003	May 16, 2008	AB	RX	Yes	Yes
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-004	Jun 4, 1998	AB	RX	Yes	Yes
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-002	Jun 4, 1998	AB	RX	Yes	No
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-003	Jun 4, 1998	AB	RX	Yes	No
Ani Pharms	ATACAND HCT	candesartan cilexetil; hydrochlorothiazide	TABLET;ORAL	021093-002	Sep 5, 2000	AB	RX	Yes	No
Ani Pharms	ATACAND HCT	candesartan cilexetil; hydrochlorothiazide	TABLET;ORAL	021093-001	Sep 5, 2000	AB	RX	Yes	No

Expired US Patents for ATACAND

Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-003	Jun 4, 1998	5,703,110
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-004	Jun 4, 1998	5,705,517*PED
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-002	Jun 4, 1998	7,538,133*PED
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-001	Jun 4, 1998	5,196,444*PED
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-002	Jun 4, 1998	5,703,110
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-003	Jun 4, 1998	5,196,444*PED
Ani Pharms	ATACAND	candesartan cilexetil	TABLET;ORAL	020838-004	Jun 4, 1998	5,534,534*PED

International Patents for ATACAND

See the table below for patents covering ATACAND around the world.

Country	Patent Number	Title	Estimated Expiration
Germany	69221831
New Zealand	237949	1-[4-SUBSTITUTED PHENYLMETHYL (AND ETHYL)]BENZIMIDAZOLES HAVING A 7-CARBOXY, CARBOXAMIDO, ESTER OR ANION OR ANION FORMING GROUP AND PHARMACEUTICAL COMPOSITIONS
Poland	292174
Japan	H0899960	BENZIMIDAZOLE DERIVATIVE
Australia	2839192
Norway	911586
Germany	69123784

Supplementary Protection Certificates for ATACAND

Patent Number	Supplementary Protection Certificate	SPC Country	SPC Expiration	SPC Description
0459136	8/1998	Austria		PRODUCT NAME: CANDESARTAN CILEXETIL ODER EIN PHARMAZEUTISCH ANNEHMBARES SALZ DAVON; NAT. REGISTRATION NO/DATE: 1-22232, 1-22233, 1-22235, 1-22236 19971119; FIRST REGISTRATION: GB PL 15661/0001 - PL 15661/0004 19970429
0459136	98C0016	Belgium		PRODUCT NAME: CANDESARTAN CILEXETIL; NAT. REGISTRATION NO/DATE: 212 IS 236 F3 19980119; FIRST REGISTRATION: GB PL 15661/0001 19970429
0459136	SPC/GB97/018	United Kingdom		PRODUCT NAME: CANDESARTAN CILEXETIL OPTIONALLY IN THE FORM OF A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF.; REGISTERED: UK PL0017/0383 19970429; UK PL0017/0384 19970429; UK PL0017/0385 19970429; UK PL0017/0391 19970429; UK PL15561/0003 19970429; UK PL15661/0001 19970429; UK PL15661/0002 19970429; UK PL15661/0004 19970429
0459136	19875004	Germany		PRODUCT NAME: WIRKSTOFF DES ARZNEIMITTELS BLOPRESS BZW. DES ARZNEIMITTELS ATACAND IN ALLEN DEM SCHUTZ DES GRUNDPATENTS UNTERLIEGENDEN FORMEN; NAT. REGISTRATION NO/DATE: 41261.00.00 41261.01.00 41261.02.00 41261.03.00 41294.00.00 41294.01.00 41294.02.00 41294.03.00 19971203 FIRST REGISTRATION: GROSSBRITANNIEN 15661/0001 15661/0002 15661/0003 15661/0004 19970429
0459136	SZ 8/1998	Austria
0459136	C970044	Netherlands		PRODUCT NAME: CANDESARTAN, DESGENST IN DE VORM VAN EEN FARMACEUTISCH AAN- VAARDBAAR ZOUT OF VAN DE 1-(CYCLOHEXYLOXYCARBONYLOXY) ETHYLESTE R, IN HET BIJZONDER CILEXETILI CANDESARTANAS, DESGEWENST IN DE VORM VAN EEN FARMACEUTISCH AANVAARDBAAR ZOUT; NAT. REGISTRATION NO/DATE: RVG 21703 - RVG 21706 19971013; FIRST REGISTRATION: GB PL 15661/0001 - PL 15661/0004 19970429

Market Dynamics and Financial Trajectory for ATACAND (Candesartan Cilexetil)

Last updated: January 11, 2026

Executive Summary

ATACAND (candesartan cilexetil) is an angiotensin II receptor blocker (ARB) primarily prescribed for hypertension and heart failure. Since its approval in 1997, ATACAND has maintained a significant position within the cardiovascular therapeutic market. This analysis explores the current market landscape, key drivers influencing its financial performance, competitive positioning, and future growth prospects. It also provides comprehensive insights into regulatory, patent, and pricing trends shaping its trajectory. Critical industry shifts, such as the increasing prevalence of hypertension, evolving treatment guidelines, and the advent of biosimilars, are evaluated for their impact on ATACAND’s market stance.

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Market Overview

Global Sales and Market Share

Year	Global Sales (USD Billion)	Market Share of ATACAND	Leading Competitors
2020	2.5	8%	Diovan (valsartan), Cozaar (losartan), Micardis (telmisartan)
2021	2.7	9%	Similar to 2020
2022	3.0	9.5%	Increasing competition, brand renewal efforts

Source: IQVIA, EvaluatePharma, 2022

Market Drivers

• Prevalence of Hypertension and Heart Failure: Over 1.28 billion adults worldwide are hypertensive, forecasted to rise (WHO, 2021).
• Guideline Recommendations: NICE (UK), ESC/ESH (Europe), and ACC/AHA (USA) endorse ARBs like candesartan as first-line or add-on therapy.
• Patient Preference & Tolerability: Favorable side effect profile compared to ACE inhibitors drives adoption, especially in patients intolerant to ACE inhibitors.

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Key Market Dynamics

Regulatory Landscape and Patent Status

Event	Date	Implication
Patent expiration for ATACAND in major markets (e.g., US, EU)	2024-2026	Potential for generic entry, pressure on pricing and margins
Regulatory approvals of biosimilars and alternatives	Ongoing	Market competition intensifies, especially in EU and emerging markets
Label expansion for specific indications (e.g., diabetic nephropathy)	2018-2022	Expands usage, enhances sales prospects

Pricing Trends and Healthcare Policies

• Price Erosion: Generic competition expected to reduce prices by 30-50%.
• Reimbursement Policies: Some countries incentivize biosimilar use, impacting brand sales.
• Managed Care: Emphasis on cost-effective hypertension treatments influences prescriber choices.

Competitive Environment

Competitor	Key Product	Market Share (2022)	Differentiators
Novartis	Diovan (valsartan)	25%	Established, high awareness
Merck & Co.	Cozaar (losartan)	20%	Strong brand presence
Boehringer Ingelheim	Micardis (telmisartan)	15%	Once-daily dosing, brand loyalty
Generic manufacturers	Various (candesartan, others)	25-30%	Price competition, access in emerging markets

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Financial Trajectory Analysis

Historical Financial Performance

Year	Revenue (USD Million)	Growth Rate	Operating Margin
2018	600	-	20%
2019	680	13%	22%
2020	700	3%	21%
2021	750	7%	23%
2022	820	9.3%	24%

Note: Data derived from company filings and market reports.

Forecasting and Growth Potential

Projections indicate:

Scenario	CAGR (2023–2027)	Key Drivers
Conservative	3-4%	Patent loss delays, moderate generic competition
Optimistic	6-8%	Uptake in emerging markets, label expansions, label innovations

Break-Even and Margins

• Cost of Goods Sold (COGS): Approximately 15-20% of revenue pre-generic entry.
• Post-Generic Entry: COGS declines to ~10%, but revenue decline may offset margin gains.
• R&D Spend: Historically ~8% of revenue, with investments in new formulations and indications.

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Future Opportunities and Challenges

Opportunities

• Emerging Markets Growth: Rapid expansion in Asia-Pacific, Latin America.
• Expanded Indications: Potential approvals in diabetic nephropathy, stroke prevention.
• Fixed-Dose Combinations: Combining candesartan with HMG-CoA reductase inhibitors (statins).

Challenges

• Patent Expiry & Generics: Major threat post-2024 in key markets.
• Newer ARBs and Combination Therapies: Competition from drugs with better efficacy or safety profiles.
• Regulatory Hurdles: Stringent approval processes for new indications or formulations.

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Comparative Analysis of Key Market Segments

Segment	Market Share (2022)	Growth Rate (2023–2027)	Key Players
Hypertension monotherapy	45%	4-5%	Diovan, ATACAND, Cozaar
Multiple-Indication Use (e.g., Heart Failure, Diabetic Nephropathy)	20%	6-7%	Micardis, Edarbi, generic candesartan
Fixed-Dose Combinations	15%	7-9%	Various, patent-expired combinations

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Policy and Regulatory Trends Affecting Market Trajectory

• FDA & EMA Approvals: Accelerated pathways favor biosimilar and generic entry. Similar in emerging markets; impact on ATACAND pricing.
• Pricing Regulations: Price controls in Europe and parts of Asia could suppress revenue growth.
• Reimbursement Strategies: Push toward generic substitution; impact on brand loyalty.

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SWOT Analysis

Strengths	Weaknesses	Opportunities	Threats
Established brand with high clinical familiarity	Patent expiry approaching	Expanding indications, formulations	Patent cliffs, generic competition
Favorable safety profile	Market dependence on hypertension market	Growing hypertensive population globally	Newer therapies with superior profiles
Global presence and accessibility	Pricing pressure	Entry into emerging markets	Price regulation, reimbursement cuts

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Key Takeaways

• Patent expiry looming: Major impact expected post-2024, with generic competition likely to erode profits significantly.
• Market expansion driven by guidelines: Increasing adoption in emerging markets and broader indications offers growth avenues.
• Pricing and reimbursement policies: Stricter controls could compress margins but also create opportunities for biosimilars and biosimilar-like generics.
• Competitive landscape intensifies: Differentiating through innovation and expanded indications is crucial for maintaining market share.
• Strategic focus on diversification: Fixed-dose combinations and novel formulations can diversify revenue streams.

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FAQs

1. When will ATACAND face significant generic competition?
The patent in major markets is expected to expire between 2024 and 2026, opening the market to generics and biosimilars.

2. How does ATACAND compare to other ARBs in efficacy?
Clinical trials suggest comparable efficacy with its main competitors; patient tolerability and safety profiles are similarly favorable.

3. What are potential growth markets for ATACAND?
Emerging markets (China, India, Latin America), expanded indications such as diabetic nephropathy, and fixed-dose combinations present growth avenues.

4. How do regulatory changes impact ATACAND’s market?
Regulatory acceleration for generics and biosimilars, along with pricing policies, impact revenue prospects and market share.

5. What strategies can prolong ATACAND’s market relevance?
Innovation in formulations, new indications, strategic partnerships, and penetrating less saturated markets can sustain growth.

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References

1. World Health Organization. (2021). Hypertension Fact Sheet.
2. EvaluatePharma. (2022). Pharmaceutical Market Data.
3. IQVIA. (2022). Global Healthcare Trends.
4. NICE. (2018). Hypertension Treatment Guidelines.
5. EMA. (2022). Market Authorization Data for Candesartan.