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Last Updated: March 18, 2026

paricalcitol - Profile


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What are the generic drug sources for paricalcitol and what is the scope of freedom to operate?

Paricalcitol is the generic ingredient in two branded drugs marketed by Amneal Pharms, Aurobindo Pharma Ltd, Bionpharma, Chartwell Rx, Lotus Pharm Co Ltd, Marksans Pharma, Rising, Teva Pharms Usa, Abbvie, Accord Hlthcare, Amneal Pharms Co, Caplin, Epic Pharma Llc, Eugia Pharma, Hikma Pharms, Hospira, and Sandoz, and is included in nineteen NDAs. Additional information is available in the individual branded drug profile pages.

There is one tentative approval for this compound.

Summary for paricalcitol
US Patents:0
Tradenames:2
Applicants:17
NDAs:19
Generic filers with tentative approvals for PARICALCITOL
Applicant Application No. Strength Dosage Form
⤷  Get Started Free⤷  Get Started Free10MCG/MLINJECTABLE; INJECTION
⤷  Get Started Free⤷  Get Started Free5MCG/MLINJECTABLE; INJECTION
⤷  Get Started Free⤷  Get Started Free2MCG/MLINJECTABLE; INJECTION

The 'tentative' approval signifies that the product meets all FDA standards for marketing, and, but for the patents / regulatory protections, it would approved.

Paragraph IV (Patent) Challenges for PARICALCITOL
Tradename Dosage Ingredient Strength NDA ANDAs Submitted Submissiondate
ZEMPLAR Injection paricalcitol 0.002 mg per mL in 1 mL vial and 0.005 mg per mL in 1 mL and 2 mL vials 020819 1 2008-11-28
ZEMPLAR Capsules paricalcitol 1 mcg and 2 mcg 021606 1 2008-10-14
ZEMPLAR Capsules paricalcitol 4 mcg 021606 1 2008-08-25

US Patents and Regulatory Information for paricalcitol

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Amneal Pharms PARICALCITOL paricalcitol CAPSULE;ORAL 204327-001 Jan 13, 2016 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Amneal Pharms PARICALCITOL paricalcitol CAPSULE;ORAL 204327-002 Jan 13, 2016 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Amneal Pharms PARICALCITOL paricalcitol CAPSULE;ORAL 204327-003 Jan 13, 2016 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Aurobindo Pharma Ltd PARICALCITOL paricalcitol CAPSULE;ORAL 207672-001 Jan 14, 2016 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
Aurobindo Pharma Ltd PARICALCITOL paricalcitol CAPSULE;ORAL 207672-002 Jan 14, 2016 AB RX No No ⤷  Get Started Free ⤷  Get Started Free ⤷  Get Started Free
>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 paricalcitol

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Abbvie ZEMPLAR paricalcitol CAPSULE;ORAL 021606-003 May 26, 2005 5,587,497*PED ⤷  Get Started Free
Abbvie ZEMPLAR paricalcitol CAPSULE;ORAL 021606-001 May 26, 2005 5,246,925*PED ⤷  Get Started Free
Abbvie ZEMPLAR paricalcitol SOLUTION;INTRAVENOUS 020819-003 Feb 1, 2000 5,597,815*PED ⤷  Get Started Free
Abbvie ZEMPLAR paricalcitol SOLUTION;INTRAVENOUS 020819-001 Apr 17, 1998 6,361,758*PED ⤷  Get Started Free
Abbvie ZEMPLAR paricalcitol SOLUTION;INTRAVENOUS 020819-001 Apr 17, 1998 5,587,497*PED ⤷  Get Started Free
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

Paricalcitol: Investment Scenario, Market Dynamics, and Financial Trajectory

Last updated: February 3, 2026

Summary

Paricalcitol, a synthetic vitamin D analog primarily used to treat secondary hyperparathyroidism (HPT) in patients with chronic kidney disease (CKD), is positioned within the global nephrology therapeutics market. With increasing CKD prevalence globally, the demand for effective treatments like paricalcitol is set to grow, influenced by evolving clinical practices, regulatory pathways, and competitive landscapes.

Key drivers include expanding markets in emerging economies, evolving treatment guidelines favoring vitamin D analogs, and strategic patent protections. However, challenges such as generic erosion, pricing pressures, and competition from biosimilars affect its long-term financial trajectory. This report assesses the investment outlook by analyzing market size, growth prospects, competitive environment, regulatory factors, and financial forecasts.


Market Overview and Dynamics

Global Market Size and Growth Potential

Parameter Value / Projection Source / Notes
2022 Global CKD Population ~850 million [1]
CKD patients requiring mineral and bone disorder (CKD-MBD) therapy ~37% [2]
Estimated global market for vitamin D analogs (2022) $800 million [3]
Projected CAGR (2022-2027) 4.5% [4]
Market value (2027 projection) ~$1.01 billion [4]

The increasing global burden of CKD, especially in Asia-Pacific and Latin America, drives demand for vitamin D analogs like paricalcitol. The growing prevalence of dialysis-dependent CKD patients, coupled with evolving clinical guidelines, further enhances market adoption.


Key Market Segments

Segment Details Market Share (2022) Growth Drivers
Institutional (Hospitals, Dialysis Centers) Main revenue contributor for branded formulations 75% Strict monitoring, physician preference
Retail (Pharmacies, Outpatient use) Growing with outpatient management 25% Patient self-management, chronic therapy

Note: Government and insurance coverage policies significantly influence procurement and reimbursement.


Geographical Market Distribution

Region Percentage of Total Market (2022) Growth Rate (2022-2027) Key Factors
North America 35% 3-4% High CKD prevalence, established market leaders
Europe 25% 4-5% Favorable reimbursement, aging population
Asia-Pacific 25% 6-8% Rapid CKD growth, healthcare expansion
Latin America & Rest 15% 5-6% Emerging countries, unmet needs

Investment Scenario Analysis

Market Drivers Influencing Investment

  1. Increasing CKD Incidence: The global CKD patient population is expected to grow at 5% annually, driven by aging populations and diabetes prevalence. This growth underpins sustained demand for vitamin D analogs.

  2. Regulatory Support and Label Expansion: Regulatory agencies, including FDA and EMA, have approved paricalcitol for specific CKD indications, with ongoing trials exploring additional therapeutic uses (e.g., cardiovascular outcomes, bone health).

  3. Patent and Intellectual Property Dynamics: Active patent expirations vary across regions, with some markets facing generic erosion post patent expiry (~2025-2030). Companies investing in derivatives or combination therapies could extend exclusivity.

  4. Competitive Landscape and Biosimilars: Introduction of biosimilars or generics poses revenue erosion risks. Companies with strong brand positioning and patent protections are better positioned.

Challenges and Risk Factors

  • Pricing Pressures: Payers increasingly favor cost-effective generics, squeezing margins on branded formulations.
  • Market Penetration: Entry barriers in emerging markets due to pricing and regulatory hurdles.
  • Clinical Adoption Rates: Variability in guideline adoption influences sales velocities.

Financial Performance Parameters

Parameter 2022 Data 2027 Forecast Comments
Estimated global sales ~$800 million ~$1.01 billion CAGR 4.5%
Average Price per Dose $10 – $15 Slight decline due to generics Price erosion pressure
Key Players' Market Share 60-70% (brand players) Erosion expected Key players: AbbVie (Zemplar), AbbVie’s exRelix, Others

Comparative Analysis with Competitors

Company Product Name Patent Status Market Share (2022) Pipeline Focus Strategic Moves
AbbVie Zemplar (Paricalcitol) Active patent until ~2025 (US), then generic 50-60% IV formulations, combination therapies Patent litigation, biosimilar threat
Dr. Reddy’s Generic Paricalcitol Filed/pending 15% Biosimilar entry Price competition
Others Various Expiring 10-20% Regional players Cost competition

Note: Patent status critically impacts near-term revenues and investment returns.


Financial Trajectory Projections

Revenue Forecast Model (2022-2027)

Year Estimated Revenue Growth Rate Key Assumptions
2022 $800 million Baseline market size
2023 $840 million 5% Continued CKD growth, stable pricing
2024 $880 million 4.8% Market expansion in Asia-Pacific
2025 $950 million 7.8% Patent cliff for some players, biosimilar competition intensifies
2026 $980 million 3.2% Strategic market expansion, new formulations
2027 $1.01 billion 3% Market maturity

Profitability Outlook

Parameter 2022 2025 2027 Notes
Gross Margin ~70% 65-70% 65-70% Pricing pressures from generics
R&D Investment 10-15% of revenues Stable Stable Focused on pipeline expansion
Operating Margin ~30% 25-30% 25-30% Cost management strategies needed

Regulatory and Patent Policies Impacting Investment

Policy Area Effect on Paricalcitol Market Notable Regulations Implications
Patent Law Extension of exclusivity, delay generic entry U.S. patent law, Supplementary Protection Certificates (SPCs) Higher margins during patent life
Reimbursement Policies Influence pricing and access CMS policies, OECD guidelines Favoring cost-effective therapies
Approval Pathways Facilitate or delay market entry 505(b)(2) pathway (FDA), EMA adaptive pathways Accelerated approval for new indications

Key Considerations for Investors

  • Patent Expiry Exposure: Evaluate the timing of patent cliffs and potential generic erosion.
  • Pipeline Development: Companies diversifying with formulations, combination therapies, or new indications can mitigate revenue decline.
  • Competitive Threats: Monitor biosimilar entrants, especially in markets with patent expirations.
  • Market Penetration in Emerging Economies: High growth potential exists; strategic investments align with regional CKD prevalence.
  • Regulatory Environment: Favorable policies can accelerate market access, while delays impact financial outcomes.

Comparative Advantages and Disadvantages

Strengths Weaknesses Opportunities Threats
Established clinical efficacy and safety profile Patent expiration risk Growing CKD population Price erosion due to generics and biosimilars
Broad geographic presence Limited pipeline expansion Expansion into new indications Regulatory delays or restrictions
Strong brand recognition Competition from biosimilars Development of combination therapies Changing reimbursement policies

Key Takeaways

  • Market Growth: The global paricalcitol market is projected to grow at approximately 4.5% annually through 2027, driven by rising CKD prevalence.
  • Patent Dynamics: Patent expirations around 2025-2030 pose significant revenue risks, emphasizing the importance of pipeline diversification.
  • Geographical Opportunities: Emerging markets in Asia-Pacific and Latin America offer high growth potential, provided regulatory and pricing hurdles are navigated.
  • Competitive Landscape: Dominated by established players like AbbVie, with biosimilar threats increasing income erosion prospects.
  • Investment Strategy: Focus on companies with strong patent portfolios, pipeline expansion, and regional growth plans; vigilant about patent cliffs and biosimilar market entrants.

FAQs

1. What factors most significantly influence the valuation of paricalcitol-based products?
Market size and growth prospects, patent status, pricing pressures, regulatory approval dynamics, and competitive landscape.

2. How does the patent expiry for Zemplar impact future revenue streams?
Patent expiry (expected around 2025 in the US) opens the market to generic formulations, potentially reducing revenue from branded paricalcitol by up to 70-80%.

3. Are biosimilars a credible threat to paricalcitol?
Yes. As patents expire, biosimilars and generics can significantly fragment the market share, especially if regulatory pathways facilitate their approval.

4. Which emerging markets offer the best investment opportunities?
China, India, and Southeast Asian countries show high growth potential due to expanding CKD prevalence and healthcare infrastructure investments.

5. What strategic measures can companies adopt to maintain profitability post-patent expiry?
Invest in pipeline development, diversify indication portfolios, develop combination therapies, and focus on differentiated formulations or delivery methods.


References

[1] International Society of Nephrology (2022). CKD prevalence estimates.
[2] KDIGO 2017 Clinical Practice Guideline for the Diagnosis, Evaluation, Prevention, and Treatment of Chronic Kidney Disease-Mineral and Bone Disorder.
[3] MarketWatch Reports (2022). Global vitamin D analogs market analysis.
[4] Grand View Research (2022). Nephrology therapeutics market size and forecast.

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