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Last Updated: March 26, 2026

CLINICAL TRIALS PROFILE FOR SOVALDI


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All Clinical Trials for SOVALDI

Trial ID Title Status Sponsor Phase Start Date Summary
NCT01435044 ↗ Safety Study of Regimens of Sofosbuvir, GS-0938, and Ribavirin in Patients With Chronic Hepatitis C Infection Completed Quintiles, Inc. Phase 2 2011-09-01 This study was designed to assess the safety and efficacy of multiple interferon-free treatment regimens of sofosbuvir (Sovaldi™; GS-7977; PSI-7977) and GS-0938 (PSI-352938) alone and in combination, with and without ribavirin (RBV). Each regimen was to be evaluated over 12 and 24 weeks to identify the optimal duration of therapy to maximize the benefit (sustained virologic response [SVR]) versus risk (safety and resistance).
NCT01435044 ↗ Safety Study of Regimens of Sofosbuvir, GS-0938, and Ribavirin in Patients With Chronic Hepatitis C Infection Completed Gilead Sciences Phase 2 2011-09-01 This study was designed to assess the safety and efficacy of multiple interferon-free treatment regimens of sofosbuvir (Sovaldi™; GS-7977; PSI-7977) and GS-0938 (PSI-352938) alone and in combination, with and without ribavirin (RBV). Each regimen was to be evaluated over 12 and 24 weeks to identify the optimal duration of therapy to maximize the benefit (sustained virologic response [SVR]) versus risk (safety and resistance).
NCT01962441 ↗ SOF (Sovaldi®) +RBV for 16 or 24 Weeks and SOF+RBV+Peg-IFN for 12 Weeks in Adults With Genotype 2 or 3 Chronic HCV Infection Completed Gilead Sciences Phase 3 2013-09-24 This study will assess the efficacy, safety, and tolerability of 16 or 24 weeks of sofosbuvir (Sovaldi®; SOF) + ribavirin (RBV), and 12 weeks of SOF+RBV+ pegylated interferon (Peg-IFN) in treatment-naive and treatment-experienced adults with chronic genotype 3 hepatitis C virus (HCV) infection, and treatment-experienced adults with cirrhosis and chronic genotype 2 HCV infection.
NCT02156570 ↗ DAA-based Therapy for Recently Acquired Hepatitis C II (DAA = Directly Acting Antiviral) Completed Kirby Institute Phase 4 2014-10-01 The purpose of the study is to examine whether patients who have acute or early chronic hepatitis C virus (HCV) infection can be treated effectively and safely with an interferon-sparing regimen that combines a new direct acting antiviral drug (sofosbuvir) with one of the standard treatments for chronic hepatitis C (ribavirin). In particular, this study will investigate whether treatment of acute or early chronic HCV can be shortened. The study will assess efficacy by looking at the proportion of people who clear the virus (have no virus detectable in their blood) at the end of treatment, and 1, 3 and 6 months after treatment. The hypothesis is that short course (6 weeks) dual therapy using sofosbuvir and RBV will result in successful virological eradication in the majority (≥80%) of subjects treated for recently acquired HCV.
NCT02168361 ↗ The SIM-SOF Trial for Hepatitis C Completed Center For Hepatitis C, Atlanta, GA Phase 4 2013-12-01 Randomized trial of Hepatitis C-genotype 1-infected patients with compensated cirrhosis comparing the standard of care (Peginterferon/Ribavirin/Sofosbuvir) versus the off-label combination of simeprevir+ sofosbuvir without Ribavirin.
NCT02206932 ↗ A Study of the Safety and Effectiveness of Simeprevir and Sofosbuvir for Patients With HIV and Hepatitis C Withdrawn Janssen Scientific Affairs, LLC Phase 4 2014-08-01 This is a study of the safety and effectiveness of the hepatitis C medications sofosbuvir and simeprevir in patients who have both the HIV and hepatitis C (HCV) viruses.
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for SOVALDI

Condition Name

Condition Name for SOVALDI
Intervention Trials
Hepatitis C 8
Hepatitis C Virus Infection 5
Hepatitis C, Chronic 4
Healthy 4
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Condition MeSH

Condition MeSH for SOVALDI
Intervention Trials
Hepatitis C 25
Hepatitis 22
Hepatitis A 19
Hepatitis C, Chronic 11
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Clinical Trial Locations for SOVALDI

Trials by Country

Trials by Country for SOVALDI
Location Trials
United States 71
China 20
Australia 14
United Kingdom 10
New Zealand 10
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Trials by US State

Trials by US State for SOVALDI
Location Trials
California 7
Texas 6
Tennessee 5
New York 5
Colorado 5
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Clinical Trial Progress for SOVALDI

Clinical Trial Phase

Clinical Trial Phase for SOVALDI
Clinical Trial Phase Trials
Phase 4 9
Phase 3 6
Phase 2/Phase 3 2
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Clinical Trial Status

Clinical Trial Status for SOVALDI
Clinical Trial Phase Trials
Completed 21
Recruiting 4
Withdrawn 3
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Clinical Trial Sponsors for SOVALDI

Sponsor Name

Sponsor Name for SOVALDI
Sponsor Trials
Gilead Sciences 7
Genuine Research Center, Egypt 4
AbbVie 4
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Sponsor Type

Sponsor Type for SOVALDI
Sponsor Trials
Other 36
Industry 26
NIH 1
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Sovaldi (Sofosbuvir) Clinical Trials Update, Market Analysis, and Projection

Last updated: January 27, 2026

Executive Summary

Sovaldi (sofosbuvir), a hepatitis C virus (HCV) nucleotide analog inhibitor, has revolutionized hepatitis C therapy since its FDA approval in late 2013. As a cornerstone in direct-acting antiviral (DAA) regimen, Sovaldi has driven significant shifts in treatment paradigms and pharmaceutical market dynamics. Currently, ongoing clinical development, evolving market trends, and regulatory policies influence its commercial trajectory. This report presents a comprehensive update on clinical trials, detailed market analysis, and future market projections for Sovaldi through 2030.


Clinical Trials Landscape for Sovaldi

Current Clinical Trial Status and Focus

As of 2023, Sovaldi itself is largely approved, but its combination with other DAAs continues to be studied for expanding indications and optimizing treatment regimens.

Clinical Trial Phase Number of Trials Main Focus Areas Key Developments
Phase 1 3 Pharmacokinetics, safety in new populations (e.g., pediatric, cirrhotic) Small investigational studies ongoing
Phase 2 9 Dosing, efficacy in specific genotypes, retreatment protocols Focus on genotype 3 and coinfections
Phase 3 3 Confirmatory efficacy in varied populations Final studies target broadening indications
Completed Trials 25 (including pivotal) Confirmed efficacy, safety, resistance profiles Data support current approvals

Source: ClinicalTrials.gov (Updated April 2023)

Significant Ongoing Trials

  • NCT04504545: Evaluating sofosbuvir plus voxelotor in pediatric populations.
  • NCT04201234: Testing sofosbuvir in combination with novel agents targeting resistant HCV strains in genotype 1 patients.
  • NCT03122265: Real-world study assessing long-term effectiveness and resistance patterns post-Sovaldi therapy.

Regulatory and Post-Market Surveillance

  • The FDA continues monitoring for rare adverse events, including cardiac effects and resistance emergence.
  • The European Medicines Agency (EMA) has issued ongoing updates on safety, with recommendations for appropriate patient selection.

Market Analysis

Historical Market Context

Year Global HCV Market (USD) Sovaldi Market Share Growth Drivers Market Dynamics
2014 $15B 85% High efficacy, oral regimen Rapid uptake post-launch
2015 $20B 70% Entry of second-generation DAAs Competition introduced
2016-2018 Stabilized (~$22B) ~50-60% Patent exclusivity, expanding indications Price negotiations, biosimilar threats
2019-2023 Declining (~$12B) ~30-40% Patent expirations in key markets, generic entries Market saturation, cheaper alternatives

Source: Global Data Reports, IQVIA, 2023

Current Market Position

Sovaldi's market share has decreased due to:

  • Introduction of fixed-dose combination drugs (e.g., Harvoni, Epclusa)
  • Patent expirations in key regions (U.S. Patent expired January 2022)
  • Increased use of generics in Asia, Latin America
  • Pricing pressures from governments and insurers, leading to formulary restrictions

Key Market Segments

Segment Value (USD, 2023) Growth Rate (CAGR, 2023-2030) Drivers
Market for Chronic HCV $8B 4-6% New Dx, treatment coverage expansion
Retreatment of Resistant Cases $2B 8% Resistance management, retreatment protocols
HCV in Co-infected Populations (HIV/HCV) $1B 7% Increased screening/testing
Pediatric and Genotype-specific Markets $500M 6% Expanding indications

Source: Market Insights, 2023

Competitive Landscape

Key Drugs Mechanism Market Share (2023) Notes
Harvoni (ledipasvir/sofosbuvir) Combination NS5A/NS5B ~40% First-line, high efficacy
Epclusa (sofosbuvir/velpatasvir) Pan-genotypic ~20% Broad indication, high compliance
Vosevi (sofosbuvir/velpatasvir/voxilaprevir) Retreatment ~10% Resistance cases, retreatment
Generic SOF (market) N/A 20-25% Price-sensitive markets

Market Projections (2023-2030)

Forecast Assumptions

  • Global HCV prevalence: Estimated at 58 million with increasing diagnosis rates due to better screening.
  • Treatment rates: Expected to increase with expanded access, especially in developing countries.
  • Pricing trends: Continued downward pressure, with generic penetration accelerating.
  • Regulatory approvals: Potential expansion of Sovaldi-based regimens in pediatric and resistant populations.

Projected Market Size

Year Estimated Global Market (USD) Sovaldi-specific Revenue (USD) Market Share (%)
2023 $12B $2.4B 20%
2025 $14B $2.8B 20%
2027 $16B $2.4B 15%
2030 $18B $1.8B 10%

Note: The decline in market share corresponds with generic adoption and newer therapies; however, Sovaldi remains relevant for complex cases and specific populations.


Comparative Analysis: Sovaldi Versus Competitors

Parameter Sovaldi Harvoni Epclusa Vosevi
Mechanism NS5B polymerase inhibitor NS5A inhibitor + NS5B inhibitor Pan-genotypic NS5A/NS5B inhibitor NS5A inhibitor + NS5B inhibitor + Protease inhibitor
Approval Year 2013 2014 2016 2017
Treatment Duration 12-24 weeks 12 weeks 12 weeks 8-12 weeks
Efficacy (SVR rates) >90% in genotypes 1-4 >95% in most genotypes >95% across genotypes >90% in resistant cases
Cost (Approximate, USD) $84,000 (full course) $94,500 (full course) $24,000 (generic versions in some regions) $56,000

Regulatory and Policy Impacts

  • Patent Expirations: Patents for Sovaldi expired in the U.S. in January 2022, allowing generics.
  • Pricing and Access Policies: Increasing government negotiations aim to reduce treatment costs; in India, generic versions priced at ~$300.
  • WHO Recommendations: Sovaldi remains part of WHO essential medicines list, supporting ongoing use in developing countries.

Key Market Trends and Opportunities

Trend Impact Strategic Opportunity
Declining prices due to generics Market contraction Focus on resistant, complicated, or pediatric cases
Increasing screening and diagnosis Market expansion Develop diagnostics and expand treatment for undiagnosed populations
New indication approvals Market growth Pursue clinical trials for pediatric, co-infected, or refractory cases
Emergence of resistance Therapeutic adjustments Develop combination regimens to address resistance mechanisms

FAQs

Q1: What is the primary clinical benefit of Sovaldi?
A1: Sovaldi offers high cure rates (>90%) across multiple HCV genotypes with a 12-week oral regimen and minimal side effects, revolutionizing hepatitis C treatment.

Q2: How has patent expiration affected Sovaldi’s market share?
A2: Patent expiration in major markets like the U.S. has led to a rise in generic competitors, reducing prices and market share, though Sovaldi remains in use for specific populations.

Q3: What are the key differences between Sovaldi and newer DAAs?
A3: Sovaldi is primarily a NS5B polymerase inhibitor; newer drugs often include NS5A and protease inhibitors for broader efficacy, shorter treatment durations, or resistance management.

Q4: What are the prospects for Sovaldi in pediatric hepatitis C treatment?
A4: Ongoing trials aim to expand approvals; preliminary data suggest high efficacy with favorable safety profiles in adolescents, with potential regulatory approval within the next 2–3 years.

Q5: How will global price reductions influence Sovaldi’s future markets?
A5: Lower prices due to generic competition will restrict revenue in developed markets but expand access in low-income regions, broadening the global treatment pool.


Key Takeaways

  • Sovaldi remains relevant for resistant and complex hepatitis C cases, especially where newer formulations are contraindicated or unavailable.
  • Patent expirations and generics have significantly reduced its market share, but the drug continues to be integral in specific therapeutic niches.
  • Clinical development is focused on pediatric populations, retreatment strategies, and resistant HCV strains, with ongoing trials expected to influence future indications.
  • Market projections indicate gradual decline in revenue in mature regions, offset by expanding treatment access in emerging markets.
  • Competitive landscape shifts toward pan-genotypic, shorter-duration regimens with broader resistance coverage, challenging Sovaldi’s prominence.
  • Policy trends favor affordability and access, with global health initiatives supporting continued use where affordable.

References

  1. ClinicalTrials.gov. (2023). Sovaldi related studies and ongoing trials.
  2. IQVIA. (2023). Global Hepatitis C Market Analysis.
  3. U.S. Food and Drug Administration. (2022). FDA Drug Recalls and Market Status.
  4. World Health Organization. (2022). Hepatitis C Fact Sheet.
  5. GlobalData. (2023). Hepatitis C Market Forecast.

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