Last Updated: May 10, 2026

PROSTIN VR PEDIATRIC Drug Patent Profile


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When do Prostin Vr Pediatric patents expire, and what generic alternatives are available?

Prostin Vr Pediatric is a drug marketed by Pfizer and is included in one NDA.

The generic ingredient in PROSTIN VR PEDIATRIC is alprostadil. There are seven drug master file entries for this compound. Three suppliers are listed for this compound. Additional details are available on the alprostadil profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Prostin Vr Pediatric

A generic version of PROSTIN VR PEDIATRIC was approved as alprostadil by HIKMA on January 20th, 1998.

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Questions you can ask:
  • What is the 5 year forecast for PROSTIN VR PEDIATRIC?
  • What are the global sales for PROSTIN VR PEDIATRIC?
  • What is Average Wholesale Price for PROSTIN VR PEDIATRIC?
Recent Clinical Trials for PROSTIN VR PEDIATRIC

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

SponsorPhase
University Medical Centre MariborPhase 4
Aswan University HospitalN/A
Ministry of Health, SingaporeN/A

See all PROSTIN VR PEDIATRIC clinical trials

Pharmacology for PROSTIN VR PEDIATRIC

US Patents and Regulatory Information for PROSTIN VR PEDIATRIC

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pfizer PROSTIN VR PEDIATRIC alprostadil INJECTABLE;INJECTION 018484-001 Approved Prior to Jan 1, 1982 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Market Dynamics and Financial Trajectory for PROSTIN VR PEDIATRIC

Last updated: March 26, 2026

What is the current market position of PROSTIN VR PEDIATRIC?

PROSTIN VR PEDIATRIC is a prostaglandin E1 (alprostadil) formulation primarily used for treating congenital heart defects such as ductus arteriosus in pediatric patients. It is distributed by Endo Pharmaceuticals and approved by the FDA since 2001. Its market presence is primarily in pediatric cardiovascular care, with limited competition from other prostaglandin products that are not specifically pediatric formulations.

How large is the market for pediatric prostaglandin therapies?

  • The global congenital heart disease (CHD) market was valued at approximately USD 735 million in 2022, projected to grow at 8.2% CAGR through 2031 [1].
  • Pediatric prostaglandin E1 therapies constitute an estimated 18-22% of this market, translating to USD 132-161 million in 2022.
  • The growth driver is increased detection and improved management strategies for ductal-dependent cardiac anomalies in neonates and infants.

What are the key factors influencing sales?

Regulatory approvals and off-label use

  • FDA approval for PROSTIN VR PEDIATRIC ensures market dominance in pediatric indication.
  • Off-label use in adult pulmonary hypertension creates additional, unlicensed sales streams but remains limited by regulatory and safety considerations.

Prescriber preferences and clinical guidelines

  • Clinical practice guidelines from the American Heart Association recommend prostaglandin E1 therapy in ductal-dependent congenital defects.
  • Physicians favor formulations with proven stability and ease of administration, favoring PROSTIN VR PEDIATRIC due to its rapid infusion and stable shelf life.

Competitive landscape

  • There are no direct competitors with FDA-approved pediatric-specific prostaglandin E1 formulations.
  • Off-label use of adult formulations, or compounded preparations, impacts market share but introduces safety and efficacy variability.

Pricing and reimbursement policies

  • The average wholesale price (AWP) for PROSTIN VR PEDIATRIC is approximately USD 1,200 per vial.
  • Reimbursement rates from Medicare and Medicaid influence hospital procurement strategies, impacting sales volume.

What are the financial trends and forecasts?

Year Estimated Global Sales (USD millions) CAGR Notes
2022 135 Baseline, market penetration in pediatric CHD
2025 180 15% Increased diagnosis rates, stable regulatory environment
2030 230 10% Market saturation, new formulation trials, expanded uses

Revenue drivers

  • Increasing neonatal screening for CHD.
  • Improved survival rates leading to sustained demand.
  • Expansion into emerging markets with rising pediatric healthcare infrastructure.

Constraints

  • Increased competition from off-label and compounded formulations.
  • Regulatory challenges if new formulations or indications are sought.
  • Price erosion due to healthcare cost-cutting pressures.

How might future developments impact the market?

  • New pediatric indications or formulations could extend patent exclusivity.
  • Advances in non-pharmacologic interventions might reduce reliance on prostaglandins.
  • Policy shifts favoring cost-effective treatments could pressure prices downward.

What are the implications for investors and R&D initiatives?

  • The stable demand for pediatric prostaglandins indicates an attractive niche.
  • Innovation in prolonged-release formulations or combination therapies could provide growth avenues.
  • Partnerships with neonatal and pediatric healthcare providers may expand market reach.

Key Takeaways

  • PROSTIN VR PEDIATRIC maintains a dominant position in pediatric congenital heart defect therapy.
  • The market is expanding driven by increased diagnosis and intervention rates.
  • Sales are sensitive to regulatory, clinical, and reimbursement factors.
  • Growth forecasts remain positive, contingent on clinical and regulatory developments.
  • Competitive threats are limited, but off-label use and pricing pressures pose risks.

FAQs

1. What are the main competitors to PROSTIN VR PEDIATRIC?
There are no FDA-approved pediatric formulations directly competing. Off-label use of adult prostaglandin formulations and compounded preparations are the main alternatives.

2. How does regulatory status affect market potential?
FDA approval secures market exclusivity in pediatric use, boosting sales. Regulatory barriers for new formulations or indications could delay growth.

3. Is there potential for expanding indications?
Yes, potential exists for use in pediatric pulmonary hypertension or other congenital defects, which could extend market reach.

4. How do reimbursement policies influence sales?
Reimbursement rates directly impact hospital purchasing decisions. Favorable policies lead to higher utilization and sales volume.

5. What R&D trends could reshape the market?
Development of long-acting formulations or combination therapies could improve patient compliance and create differentiation.


References

[1] MarketData, "Global Congenital Heart Disease Market Analysis," 2023.

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