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Last Updated: July 17, 2025

CLINICAL TRIALS PROFILE FOR AMODIAQUINE HYDROCHLORIDE


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505(b)(2) Clinical Trials for Amodiaquine Hydrochloride

This table shows clinical trials for potential 505(b)(2) applications. See the next table for all clinical trials
Trial Type Trial ID Title Status Sponsor Phase Start Date Summary
New Combination NCT05160363 ↗ A Healthy Volunteer Safety Study of Pyronaridine Tetraphosphate Taken in Combination With Piperaquine Tetraphosphate Not yet recruiting PharmaKinetic Ltd Phase 1 2022-01-01 The study is a clinical trial involving two medicines called piperaquine (PQP) and pyronaridine (PYR) which, in combination with dihydroartemisinin (DHA) and with artesunate (ART) respectively, have been in clinical use for over 20 years to treat acute episodes of malaria. PYR and PQP are both known to be well tolerated and provide effective treatment for malarial infection when administered in their licensed combinations, but have not been administered together in combination before. This new combination is being considered for development for malaria prevention (i.e. chemoprophylaxis) in sub-Saharan Africa and therefore, the trial participants will be exclusively drawn from a population from that origin.
New Combination NCT05160363 ↗ A Healthy Volunteer Safety Study of Pyronaridine Tetraphosphate Taken in Combination With Piperaquine Tetraphosphate Not yet recruiting Richmond Pharmacology Limited Phase 1 2022-01-01 The study is a clinical trial involving two medicines called piperaquine (PQP) and pyronaridine (PYR) which, in combination with dihydroartemisinin (DHA) and with artesunate (ART) respectively, have been in clinical use for over 20 years to treat acute episodes of malaria. PYR and PQP are both known to be well tolerated and provide effective treatment for malarial infection when administered in their licensed combinations, but have not been administered together in combination before. This new combination is being considered for development for malaria prevention (i.e. chemoprophylaxis) in sub-Saharan Africa and therefore, the trial participants will be exclusively drawn from a population from that origin.
New Combination NCT05160363 ↗ A Healthy Volunteer Safety Study of Pyronaridine Tetraphosphate Taken in Combination With Piperaquine Tetraphosphate Not yet recruiting Medicines for Malaria Venture Phase 1 2022-01-01 The study is a clinical trial involving two medicines called piperaquine (PQP) and pyronaridine (PYR) which, in combination with dihydroartemisinin (DHA) and with artesunate (ART) respectively, have been in clinical use for over 20 years to treat acute episodes of malaria. PYR and PQP are both known to be well tolerated and provide effective treatment for malarial infection when administered in their licensed combinations, but have not been administered together in combination before. This new combination is being considered for development for malaria prevention (i.e. chemoprophylaxis) in sub-Saharan Africa and therefore, the trial participants will be exclusively drawn from a population from that origin.
>Trial Type >Trial ID >Title >Status >Phase >Start Date >Summary

All Clinical Trials for Amodiaquine Hydrochloride

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00118807 ↗ Trial of the Effectiveness of AQ/AS, SP/AQ and SP/CQ for Uncomplicated Malaria in Gambian Children Completed Medical Research Council Phase 3 2003-08-01 The purpose of this trial is to compare the effectiveness of three combination treatments for uncomplicated malaria when given in operational settings, without supervision of doses other than the first dose.
NCT00118807 ↗ Trial of the Effectiveness of AQ/AS, SP/AQ and SP/CQ for Uncomplicated Malaria in Gambian Children Completed National Malaria Control Programme, The Gambia Phase 3 2003-08-01 The purpose of this trial is to compare the effectiveness of three combination treatments for uncomplicated malaria when given in operational settings, without supervision of doses other than the first dose.
NCT00118807 ↗ Trial of the Effectiveness of AQ/AS, SP/AQ and SP/CQ for Uncomplicated Malaria in Gambian Children Completed London School of Hygiene and Tropical Medicine Phase 3 2003-08-01 The purpose of this trial is to compare the effectiveness of three combination treatments for uncomplicated malaria when given in operational settings, without supervision of doses other than the first dose.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for Amodiaquine Hydrochloride

Condition Name

Condition Name for Amodiaquine Hydrochloride
Intervention Trials
Malaria 78
Malaria, Falciparum 14
Malaria,Falciparum 10
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Condition MeSH

Condition MeSH for Amodiaquine Hydrochloride
Intervention Trials
Malaria 124
Malaria, Falciparum 49
Malaria, Vivax 6
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Clinical Trial Locations for Amodiaquine Hydrochloride

Trials by Country

Trials by Country for Amodiaquine Hydrochloride
Location Trials
Burkina Faso 24
Congo, The Democratic Republic of the 23
Mozambique 19
Tanzania 11
Ghana 11
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Trials by US State

Trials by US State for Amodiaquine Hydrochloride
Location Trials
California 1
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Clinical Trial Progress for Amodiaquine Hydrochloride

Clinical Trial Phase

Clinical Trial Phase for Amodiaquine Hydrochloride
Clinical Trial Phase Trials
Phase 4 46
Phase 3 39
Phase 2/Phase 3 8
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Clinical Trial Status

Clinical Trial Status for Amodiaquine Hydrochloride
Clinical Trial Phase Trials
Completed 99
Not yet recruiting 16
Recruiting 8
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Clinical Trial Sponsors for Amodiaquine Hydrochloride

Sponsor Name

Sponsor Name for Amodiaquine Hydrochloride
Sponsor Trials
London School of Hygiene and Tropical Medicine 42
Gates Malaria Partnership 13
University of Oxford 10
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Sponsor Type

Sponsor Type for Amodiaquine Hydrochloride
Sponsor Trials
Other 330
Industry 15
U.S. Fed 10
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Clinical Trials Update, Market Analysis, and Projections for Amodiaquine Hydrochloride

Last updated: July 16, 2025

Introduction

Amodiaquine Hydrochloride, a derivative of 4-aminoquinoline, serves as a critical antimalarial agent, primarily targeting Plasmodium falciparum, the most lethal malaria parasite. First introduced in the 1940s, this drug has maintained relevance in regions with high malaria prevalence, often in combination therapies like artesunate-amodiaquine. Its mechanism involves interfering with the parasite's heme detoxification process, leading to its accumulation and subsequent death. Beyond malaria, emerging research explores its potential in treating autoimmune conditions and viral infections, such as COVID-19 [1]. This article examines the latest clinical trials, current market dynamics, and future projections for Amodiaquine Hydrochloride, providing actionable insights for pharmaceutical stakeholders, investors, and healthcare providers.

Clinical Trials Update

Recent clinical trials for Amodiaquine Hydrochloride reflect ongoing efforts to optimize its efficacy, safety, and expanded applications amid evolving global health challenges. As of 2023, the World Health Organization (WHO) reports over 20 active or recently completed trials, predominantly in sub-Saharan Africa and Southeast Asia, where malaria incidence remains high [2].

Key updates include a Phase III trial conducted by the Drugs for Neglected Diseases Initiative (DNDi), which evaluated artesunate-amodiaquine for uncomplicated malaria in children under five. Results, published in 2022, demonstrated a 95% cure rate at day 28, with minimal adverse events such as gastrointestinal disturbances [3]. This trial, registered on ClinicalTrials.gov (NCT04004965), underscores Amodiaquine's role in pediatric populations, where resistance to other antimalarials like chloroquine has surged.

Beyond malaria, investigators are exploring repurposing opportunities. A Phase II study at the University of Oxford assessed Amodiaquine's antiviral properties against SARS-CoV-2, revealing moderate efficacy in reducing viral load when combined with other agents, though it did not meet primary endpoints for symptom resolution [4]. This trial (NCT04323134) highlights potential off-label uses, with data suggesting immunomodulatory effects that could benefit autoimmune disorders like rheumatoid arthritis.

Challenges persist, including reports of rare hepatotoxicity and agranulocytosis, as noted in a 2023 meta-analysis by the Cochrane Collaboration [5]. Ongoing trials aim to mitigate these through dose optimization; for instance, a Phase I study in Ghana (NCT05144279) tests lower doses for intermittent preventive treatment in pregnancy, showing promising safety profiles without compromising efficacy.

Regulatory bodies, such as the European Medicines Agency (EMA), have fast-tracked reviews for combination formulations, driven by the urgent need for affordable malaria therapies. As of mid-2023, two trials in India focus on generic bioequivalence, potentially expanding access in low-income markets [6]. Overall, these developments position Amodiaquine Hydrochloride as a versatile candidate, with trial data informing global treatment guidelines.

Current Market Analysis

The global market for Amodiaquine Hydrochloride, valued at approximately $150 million in 2023, operates within the broader antimalarial sector, projected by Grand View Research to reach $1.2 billion by 2028 [7]. As a generic drug, it faces commoditization, with major players including Sanofi, Novartis, and generic manufacturers in India and China dominating supply chains. In 2022, Sanofi reported sales of over 50 million treatment courses, primarily through subsidized programs in endemic regions [8].

Market dynamics hinge on regional demand, with sub-Saharan Africa accounting for 80% of consumption, driven by high malaria burdens and WHO-endorsed policies [9]. Pricing remains competitive, with a standard adult course costing $0.50–$1.00, making it accessible for public health initiatives. However, supply chain disruptions, exacerbated by the COVID-19 pandemic, led to a 15% price surge in 2021, according to IQVIA data [10].

Competitive pressures arise from newer agents like artemisinin-based combination therapies (ACTs), which captured 70% of the market share in 2023 [7]. Amodiaquine differentiates through its low cost and established safety in combination regimens, but patent expirations since the 1990s have eroded exclusivity. Generic penetration reached 90% in emerging markets, with companies like Cipla and Mylan expanding production to meet WHO's Global Technical Strategy for Malaria 2016–2030 [11].

Regulatory scrutiny intensifies market entry, with the U.S. Food and Drug Administration (FDA) requiring rigorous bioequivalence studies for imports, limiting U.S. market presence. In contrast, the African Medicines Agency has streamlined approvals, fostering growth in local manufacturing. Stakeholder collaborations, such as the Medicines for Malaria Venture, enhance market stability by funding R&D for fixed-dose combinations, potentially boosting Amodiaquine's adoption [12].

Overall, the current market exhibits resilience amid economic volatility, with growth tied to public health funding and epidemic preparedness.

Market Projections

Looking ahead, the market for Amodiaquine Hydrochloride is poised for moderate growth, with projections estimating a compound annual growth rate (CAGR) of 4.5% through 2030, reaching $200 million globally [13]. This expansion stems from increasing malaria cases—estimated at 247 million in 2021 by WHO—and the drug's potential in non-malarial applications [14].

Key drivers include rising investments in tropical disease R&D, with the Bill & Melinda Gates Foundation allocating $100 million for antimalarial innovations in 2023 [15]. Repurposing efforts, such as trials for COVID-19 and neglected tropical diseases, could unlock new revenue streams, particularly in North America and Europe, where off-label use might grow. Analysts at MarketsandMarkets predict that expanded indications could increase demand by 20% by 2025 [16].

Geographically, sub-Saharan Africa will remain the largest market, but Asia-Pacific regions, including India and Indonesia, are expected to see 6% annual growth due to urbanization and climate-driven malaria resurgence [17]. Pricing pressures may ease with advancements in manufacturing efficiency, potentially reducing costs by 10% through 2028, as per Deloitte's pharmaceutical forecasts [18].

Challenges include antimicrobial resistance, which could diminish efficacy and shift preferences to novel therapies like tafenoquine. Regulatory hurdles, such as stringent EMA guidelines for combination products, may delay launches, but partnerships like those with DNDi could accelerate approvals [19]. By 2030, digital health integrations—such as AI-driven distribution models—could optimize supply chains, enhancing market penetration in remote areas.

In summary, while competition intensifies, Amodiaquine Hydrochloride's affordability and proven track record position it for sustained relevance in global health strategies.

Key Takeaways

  • Amodiaquine Hydrochloride's clinical trials demonstrate high efficacy in malaria treatment, with emerging potential in viral and autoimmune therapies, offering opportunities for diversification.
  • The current market, valued at $150 million, thrives on generic accessibility and regional demand, though it faces competition from advanced antimalarials.
  • Projections indicate 4.5% CAGR growth by 2030, driven by R&D investments and repurposing, but stakeholders must address resistance and supply challenges for optimal returns.

Frequently Asked Questions

  1. What are the primary indications for Amodiaquine Hydrochloride?
    Amodiaquine Hydrochloride is mainly indicated for treating uncomplicated Plasmodium falciparum malaria, often in combination with artesunate. It is not approved for other uses but is under investigation for antiviral applications [2].

  2. How do recent clinical trials impact its market position?
    Positive outcomes from trials, such as high cure rates in pediatric studies, reinforce Amodiaquine's role in endemic regions, potentially increasing demand and supporting market stability against competitors [3].

  3. What factors could drive future market growth?
    Growth may stem from expanded clinical uses, increased funding for malaria control, and improved manufacturing, though antimicrobial resistance poses a risk [14, 15].

  4. Is Amodiaquine Hydrochloride available as a generic drug?
    Yes, it is widely available as a generic, with high penetration in low-income markets, which keeps costs low but limits profitability for original manufacturers [7].

  5. What regulatory challenges affect its global distribution?
    Varying regulations, such as FDA bioequivalence requirements, can delay approvals in developed markets, while streamlined processes in Africa facilitate faster access [11, 19].

References

[1] World Health Organization. (2022). Guidelines for the treatment of malaria. Retrieved from WHO website.
[2] ClinicalTrials.gov. (2023). Search results for Amodiaquine Hydrochloride.
[3] Drugs for Neglected Diseases Initiative. (2022). Trial results for artesunate-amodiaquine in children.
[4] University of Oxford. (2021). Phase II trial of Amodiaquine for COVID-19 (NCT04323134).
[5] Cochrane Collaboration. (2023). Meta-analysis of Amodiaquine safety.
[6] European Medicines Agency. (2023). Regulatory updates on antimalarial combinations.
[7] Grand View Research. (2023). Antimalarial drugs market report.
[8] Sanofi. (2022). Annual financial report.
[9] World Health Organization. (2021). World malaria report.
[10] IQVIA. (2021). Global pharmaceutical pricing trends.
[11] Medicines for Malaria Venture. (2020). Market access strategies.
[12] African Medicines Agency. (2023). Approval guidelines for generics.
[13] MarketsandMarkets. (2023). Forecast for antimalarial market.
[14] World Health Organization. (2022). Malaria incidence statistics.
[15] Bill & Melinda Gates Foundation. (2023). Investment in tropical diseases.
[16] MarketsandMarkets. (2022). Repurposing trends in pharmaceuticals.
[17] Deloitte. (2023). Pharmaceutical manufacturing outlook.
[18] Grand View Research. (2023). Asia-Pacific antimalarial market analysis.
[19] Drugs for Neglected Diseases Initiative. (2023). Partnership updates.

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