Bulk Pharmaceutical API Sources for STIMATE (NEEDS NO REFRIGERATION)

Bulk Pharmaceutical API Sources for STIMATE (NEEDS NO REFRIGERATION)

Vendor	Vendor Homepage	Vendor Sku	API Url
Molport		MolPort-027-720-510
AKos Consulting & Solutions		AKOS025311518
DC Chemicals		DC9637
OChem		9969
Yuhao Chemical		RT18547
Molport		MolPort-046-692-781

Bulk Active Pharmaceutical Ingredient (API) Sources for STIMATE (No Refrigeration Required)

Last updated: August 4, 2025

Introduction

Stimate, the brand name for intranasal desmopressin acetate, is widely used in the treatment of diabetes insipidus and cranial diabetes insipidus. Its formulation as a no-refrigeration-required nasal spray enhances patient compliance and expands distribution channels, especially in resource-limited settings. Central to manufacturing quality-assured Stimate is sourcing high-purity, reliable bulk active pharmaceutical ingredients (APIs). This article explores global API suppliers capable of providing desmopressin acetate suitable for nasal formulations without refrigeration, emphasizing sourcing strategies, quality standards, and market landscape.

The Role of Desmopressin Acetate in Therapy

Desmopressin acetate is a synthetic analog of vasopressin, effectively reducing urine output in patients with diabetes insipidus. Its stability at ambient temperatures simplifies storage and distribution, a significant advantage in developing markets. For nasal delivery, desmopressin's formulation demands APIs with specific physicochemical properties, including stability, purity, and compatibility with excipients. Consequently, sourcing involves stringent quality assessments aligned with pharmacopeial specifications, typically the USP, EP, or JP standards.

Market Landscape for Desmopressin Acetate API

Global API Manufacturers

The API landscape for desmopressin acetate is concentrated among several key players:

• Ferring Pharmaceuticals: A leader in desmopressin products, Ferring also manufactures and supplies APIs domestically. Their expertise ensures APIs meet high standards, although they primarily focus on finished dosage forms.

• Nippon Kayaku (Japan): A prominent manufacturer of desmopressin APIs, Nippon Kayaku's products are renowned for purity and stability, with established supply chains for both bulk APIs and formulation components.

• Fresenius Kabi: Offers a range of peptides and hormones, including desmopressin APIs, primarily for hospital and injectable formulations, with some offerings suitable for nasal spray preparations.

• Sandoz (Novartis): Known for generics and APIs, Sandoz supplies desmopressin acetate that comply with international standards, facilitating multiple delivery routes.

• China-based Manufacturers: Several emerging suppliers in China and India have increased their API production capacity for desmopressin acetate, often offering competitive pricing and flexible MOQ options, subject to verification of quality compliance with international standards.

Contract Manufacturing Organizations (CMOs)

CMOs specializing in peptide and hormone synthesis can source or produce custom batches of desmopressin acetate according to client specifications. Notable CMOs include:

• Wuxi AppTec: With extensive peptide synthesis expertise, capable of producing high-purity desmopressin APIs.

• Bachem: Specializing in peptide APIs, Bachem offers robust quality management systems and flexible production scaling.

• Lonza: Provides peptide manufacturing and API synthesis, with comprehensive process validation.

---

Quality and Compliance Considerations

Regulatory Standards

Suppliers must provide APIs that conform to:

• USP monograph for Desmopressin Acetate
• European Pharmacopoeia (EP)
• Japanese Pharmacopoeia (JP)

Additionally, suppliers should demonstrate compliance with current Good Manufacturing Practices (cGMP), ensuring consistency, purity, and stability.

Stability at Ambient Temperature

For no-refrigeration formulations, stability data are critical. API vendors must provide stability profiles demonstrating that the desmopressin acetate maintains bioactivity, purity, and physical integrity at ambient conditions (typically 25°C/60% RH) over the product shelf life.

Purity and Impurity Profile

Purity levels should meet or exceed 98% following pharmacopeial standards. Impurity profiles, including related substances and degradation products, are scrutinized to ensure safety and efficacy.

---

Sourcing Strategies

Due Diligence

• Supplier Qualification: Conduct rigorous audits, including documentation review, site inspections, and testing of sample batches.
• Analytical Testing: Verify identity, purity, potency, residual solvents, and endotoxins.
• Stability Data: Review comprehensive stability studies at intended storage and transportation conditions.

Supply Chain Optimization

• Regional Diversification: Engage multiple suppliers across regions to mitigate risks associated with geopolitical issues, natural disasters, or manufacturing disruptions.
• Long-term Agreements: Establish contracts with reliable manufacturers to ensure consistent supply and favorable pricing.

Custom Synthesis

For formulations requiring tailored API specifications, negotiable synthesis agreements enable adaptation of impurity profiles, particle size, and other critical parameters.

---

Challenges and Mitigation

Variability in API Quality

Substandard APIs pose risks, including therapeutic failure and regulatory non-compliance. Mitigating this involves strict qualification processes and ongoing quality audits.

Supply Disruptions

Global supply constraints, especially during crises (e.g., pandemics), necessitate proactive inventory management and diversified sourcing.

Cost Considerations

High-quality APIs at competitive prices require balancing supplier reputation, quality assurance, and logistical efficiencies.

---

Conclusion

Securing a robust supply of desmopressin acetate API for no-refrigeration nasal spray formulations demands a strategic approach rooted in quality assurance, supplier reliability, and regulatory compliance. Eminent pharmaceutical firms like Nippon Kayaku and established CMOs like Wuxi AppTec and Bachem are leading contenders. Sourcing involves rigorous qualification to ensure purity, stability, and regulatory adherence, vital for maintaining product integrity and patient safety.

---

Key Takeaways

• Quality is paramount: Only procure desmopressin acetate APIs that meet or exceed USP, EP, or JP standards, with a proven stability profile at ambient temperatures.
• Diversification reduces risk: Engage multiple, reputable suppliers across geographies to ensure consistent supply.
• Regulatory alignment: Verify that APIs meet local and international regulatory requirements, streamlining approval processes.
• Invest in due diligence: Conduct thorough supplier audits, analytical testing, and review stability data to confirm suitability.
• Strategic partnerships matter: Long-term relationships with qualified manufacturers and CMOs foster supply stability, quality consistency, and cost-effectiveness.

---

FAQs

1. Can I source desmopressin acetate APIs from emerging markets?
Yes, several Asian manufacturers, particularly in China and India, produce desmopressin acetate APIs that meet international quality standards. Due diligence and certification verification are vital to ensure compliance.

2. What are the key quality parameters for desmopressin API in nasal formulations?
Critical parameters include purity (>98%), specific impurity profiles, stability at ambient conditions, potency, and low residual solvents or endotoxins.

3. How does API stability influence nasal spray formulation?
APIs with proven stability at room temperature simplify storage, transport, and shelf-life management for no-refrigeration formulations, reducing costs and enhancing patient access.

4. What regulatory considerations exist for importing API for nasal desmopressin products?
Manufacturers must comply with local regulatory standards, verify API registration or eligibility, and ensure quality documentation such as batch certificates and stability data.

5. Is custom API synthesis a viable option for tailored formulations?
Yes. Contract manufacturing organizations can produce desmopressin acetate APIs with specifications adapted to specific formulation needs, provided quality assurance measures are in place.

---

References

1. United States Pharmacopeia (USP). Monograph for Desmopressin Acetate.
2. European Pharmacopoeia (EP). Desmopressin Monograph.
3. Japanese Pharmacopoeia (JP). Desmopressin Standards.
4. Ferring Pharmaceuticals Product Portfolio.
5. Nippon Kayaku Company Data Sheets.