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Last Updated: December 11, 2025

Bulk Pharmaceutical API Sources for PLAN B ONE-STEP


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Bulk Pharmaceutical API Sources for PLAN B ONE-STEP

Vendor Vendor Homepage Vendor Sku API Url
Sigma-Aldrich ⤷  Get Started Free 284858_ALDRICH ⤷  Get Started Free
Molport ⤷  Get Started Free MolPort-002-510-453 ⤷  Get Started Free
Amadis Chemical ⤷  Get Started Free A835065 ⤷  Get Started Free
Amadis Chemical ⤷  Get Started Free A839753 ⤷  Get Started Free
TCI (Tokyo Chemical Industry) ⤷  Get Started Free N0889 ⤷  Get Started Free
BioChemPartner ⤷  Get Started Free BCP9000852 ⤷  Get Started Free
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Bulk Active Pharmaceutical Ingredient (API) Sources for: PLAN B ONE-STEP

Last updated: August 3, 2025

Introduction

The development and manufacturing of emergency contraceptive formulations such as PLAN B ONE-STEP hinge critically on the sourcing of high-quality Active Pharmaceutical Ingredients (APIs). The API for this medication, primarily levonorgestrel, is integral to its efficacy and safety profile. This article provides a comprehensive analysis of the global API supply chain for levonorgestrel utilized in PLAN B ONE-STEP, emphasizing key manufacturers, quality considerations, regulatory standards, and supply dynamics relevant to pharmaceutical developers and stakeholders.

Understanding Levonorgestrel as a Bulk API

Levonorgestrel is a synthetic progestin widely used in emergency contraception, contraceptive pills, and intrauterine devices. The API’s manufacturing process involves complex chemical synthesis, rigorous quality controls, and adherence to Good Manufacturing Practice (GMP) standards. Given the critical nature of its application in emergency contraception, the API's purity and stability are strictly regulated by agencies such as the U.S. Food and Drug Administration (FDA), European Medicines Agency (EMA), and similar authorities worldwide.

Global API Manufacturing Landscape for Levonorgestrel

The API landscape for levonorgestrel features a mix of established multinational pharmaceutical companies, leading contract manufacturing organizations (CMOs), and emerging players in emerging markets. The supply chain is characterized by:

  • High-quality API suppliers predominantly located in India, China, and Europe.
  • Vertical integration by major pharmaceutical firms capable of controlling the entire supply chain.
  • Outsourced manufacturing with providers specializing in complex steroid synthesis.

Leading API Manufacturers for Levonorgestrel

1. Hetero Labs Ltd. (India)

  • Overview: One of India's largest pharmaceutical players with a robust API division.
  • Capabilities: Extensive experience in steroid API manufacturing, including levonorgestrel.
  • Quality Standards: GMP-certified facilities, compliance with WHO-GMP and US FDA standards.
  • Supply Scope: Supplies APIs to global markets, with an emphasis on quality consistency and regulatory compliance.

2. Sun Pharmaceutical Industries Ltd. (India)

  • Overview: A major global pharmaceutical with vertically integrated API production.
  • Capabilities: Produces a broad portfolio including steroid APIs like levonorgestrel.
  • Certifications: CE, US FDA approvals—ensuring high-quality standards.

3. Jiangsu Hengrui Medicine Co., Ltd. (China)

  • Overview: An innovative Chinese pharmaceutical enterprise with a focus on complex APIs.
  • Capabilities: Offers synthesis of hormonal APIs including levonorgestrel.
  • Regulatory Standing: Meets international GMP standards, increasing its export potential.

4. Gedeon Richter Plc. (Hungary)

  • Overview: A European pharmaceutical company specializing in hormonal APIs.
  • Market Role: Supplies levonorgestrel API to European and global markets.
  • Quality Assurance: Stringent quality control aligned with EMA standards.

5. CRAMS and Contract Manufacturers

  • Examples: Cambrex, Piramal Pharma Solutions, Dr. Reddy’s Laboratories.
  • Role: Contract manufacturing organizations (CMOs) often produce APIs on behalf of brand owners, offering flexibility and scalability.
  • Advantages: Cost-effectiveness and capacity to meet regulatory specifications.

Regulatory and Quality Considerations

The API suppliers aligned with GMP standards are vital for regulatory approval of finished contraceptive products such as PLAN B ONE-STEP. Manufacturers must demonstrate:

  • Pure API with <0.1% impurities.
  • Batch-to-batch consistency.
  • Traceability and compliance with international standards (e.g., USP, EP, JP, and ICH guidelines).
  • Robust quality control and analytical validation procedures.

It is important for final drug product manufacturers to verify API suppliers’ compliance documentation to mitigate regulatory risks associated with substandard ingredients.

Supply Chain Dynamics and Market Trends

The API supply chain for levonorgestrel faces several market dynamics:

  • Price fluctuations: Driven by raw material costs, regulatory changes, and supply-demand imbalances.
  • Geopolitical factors: Trade policies and tariffs can influence sourcing strategies.
  • Manufacturing capacity: High demand for emergency contraceptives increases pressure on API suppliers’ production capabilities.
  • Technological advancements: Innovative synthesis routes aim to improve yield, reduce environmental impact, and lower costs.

Risks and Challenges

  • Quality Variability: Variability among API suppliers necessitates rigorous quality assessments.
  • Regulatory scrutiny: Increasing global regulation demands comprehensive documentation and compliance.
  • Supply disruptions: Dependence on a limited number of high-quality API sources increases vulnerability to disruptions.
  • Intellectual property (IP): While levonorgestrel synthesis is well-established, patent expirations facilitate more flexible sourcing options.

Conclusion

The procurement of levonorgestrel API for manufacturing PLAN B ONE-STEP involves navigating a complex landscape of global suppliers characterized by high regulatory standards and manufacturing expertise. Major manufacturers from India, China, and Europe dominate supply, with supply chain stability and quality assurance serving as critical pillars for continuous market availability. Businesses must diligently vet API sources, ensure regulatory compliance, and monitor geopolitical trends to sustain supply chains effectively.


Key Takeaways

  • Maintaining relationships with GMP-certified API suppliers—primarily from India, China, and Europe—is essential for reliable production of PLAN B ONE-STEP.
  • Stringent quality controls and transparency from API manufacturers reduce regulatory risks and ensure efficacy.
  • Supply chain resilience hinges on diversifying sources, especially given geopolitical and market uncertainties.
  • Technological innovations in API synthesis can optimize costs and environmental impact.
  • Continuous monitoring of regulatory updates and market trends informs strategic sourcing decisions.

FAQs

1. What are the primary quality standards required for levonorgestrel APIs?
APIs must meet GMP standards, with specifications aligning with USP, EP, or equivalent pharmacopoeial monographs, ensuring high purity, low impurity levels, and consistent batch quality.

2. Are there any exclusive API suppliers for levonorgestrel used in PLAN B ONE-STEP?
No. Multiple suppliers, including Indian, Chinese, and European companies, produce levonorgestrel API, providing a diversified supply base.

3. How does geopolitical stability impact API sourcing for levonorgestrel?
Political or trade tensions can disrupt supply chains, leading to shortages or price spikes. Diversification and establishing relationships with multiple suppliers mitigate these risks.

4. What regulatory hurdles exist when sourcing levonorgestrel API internationally?
Manufacturers must verify that API suppliers comply with local GMP standards, provide complete documentation, and participate in regulatory inspections to ensure product acceptance globally.

5. How do market trends influence API sourcing strategies for emergency contraceptives?
Rising demand for emergency contraception fuels investment in capacity expansion by API manufacturers, and evolving regulations may necessitate sourcing from suppliers with advanced quality systems.


References

[1] U.S. Food and Drug Administration (FDA): Guidance for industry—Quality considerations for continuous manufacturing of drug and biological products.
[2] European Medicines Agency (EMA): Guidelines on the quality of medicinal products.
[3] Global Pharma Supply Chain Reports 2023.
[4] "Levonorgestrel API Market Analysis," PharmaTrack, 2022.

Note: The data and company profiles herein are reflective of publicly available information as of 2023 and are subject to change based on industry developments.

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