CLINICAL TRIALS PROFILE FOR EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE

All Clinical Trials for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE

Trial ID	Title	Status	Sponsor	Phase	Start Date	Summary
NCT01497899 ↗	Safety and Efficacy of E/C/F/TAF (Genvoya®) Versus E/C/F/TDF (Stribild®) in HIV-1 Infected, Antiretroviral Treatment-Naive Adults	Completed	Gilead Sciences	Phase 2	2011-12-28	The primary objective of this study is to evaluate the efficacy of elvitegravir/cobicistat/emtricitabine/tenofovir alafenamide (Genvoya®; E/C/F/TAF) fixed-dose combination (FDC) versus elvitegravir/cobicistat/emtricitabine/tenofovir disoproxil fumarate (Stribild®; E/C/F/TDF) FDC in HIV-1 infected, antiretroviral treatment-naive adults.
NCT01565850 ↗	D/C/F/TAF Versus COBI-boosted DRV Plus FTC/TDF in HIV-1 Infected, Antiretroviral Treatment Naive Adults	Completed	Gilead Sciences	Phase 2	2012-04-01	This study is to evaluate the safety and efficacy darunavir/cobicistat/emtricitabine/tenofovir alafenamide (D/C/F/TAF) fixed dose combination (FDC) tablet versus darunavir (DRV)+cobicistat (COBI)+emtricitabine (FTC)/tenofovir disoproxil fumarate (TDF) in HIV-1 infected, antiretroviral treatment-naive adults as determined by the achievement of HIV-1 RNA < 50 copies/mL at Week 24.
NCT01780506 ↗	Study to Evaluate the Safety and Efficacy of E/C/F/TAF (Genvoya®) Versus E/C/F/TDF (Stribild®) in HIV-1 Positive, Antiretroviral Treatment-Naive Adults	Completed	Gilead Sciences	Phase 3	2012-12-26	The primary objective of this study is to evaluate the efficacy of elvitegravir/cobicistat/emtricitabine/tenofovir alafenamide (E/C/F/TAF) fixed-dose combination (FDC) versus elvitegravir/cobicistat/emtricitabine/tenofovir disoproxil fumarate (E/C/F/TDF) FDC in HIV-1 positive, antiretroviral treatment-naive adults.
NCT01797445 ↗	Study to Evaluate the Safety and Efficacy of E/C/F/TAF Versus E/C/F/TDF in HIV-1 Positive, Antiretroviral Treatment-Naive Adults	Completed	Gilead Sciences	Phase 3	2013-03-12	The primary objective of this study is to evaluate the efficacy of elvitegravir/cobicistat/emtricitabine/tenofovir alafenamide (E/C/F/TAF) fixed-dose combination (FDC) versus elvitegravir/cobicistat/emtricitabine/tenofovir disoproxil fumarate (E/C/F/TDF) in HIV-1 positive, antiretroviral treatment-naive adults.
NCT02121795 ↗	Switch Study to Evaluate F/TAF in HIV-1 Positive Participants Who Are Virologically Suppressed on Regimens Containing FTC/TDF	Completed	Gilead Sciences	Phase 3	2014-05-06	This study will evaluate the efficacy of switching from emtricitabine/tenofovir disoproxil fumarate (FTC/TDF) fixed dose combination (FDC) to emtricitabine/tenofovir alafenamide (F/TAF) FDC in HIV-1 positive participants who are virologically suppressed on regimens containing FTC/TDF. This study will consist of a 96 week double-blind treatment period. After Week 96, all participants will continue on blinded study drug treatment and attend visits every 12 weeks until treatment assignments are unblinded. All participants will return for an unblinding visit and will be given the option to receive open-label F/TAF and attend visits every 12 weeks until F/TAF is commercially available, or the sponsor terminates the F/TAF clinical development program.
NCT02251236 ↗	Elvitegravir (EVG) Cerebrospinal Fluid (CSF) Pharmacokinetics in HIV-Infected Individuals	Completed	Gilead Sciences	N/A	2016-01-01	The project will have two tracks, one for participants who are currently taking elvitegravir/cobicistat/emtricitabine/tenofovir disoproxil fumarate or E/C/F/tenofovir alafenamide (E/C/F/TDF or E/C/F/TAF) single-tablet regimen* (STR) (Track A) and one for participants who will begin therapy with E/C/F/TDF or E/C/F/TAF STR during the study (Track B). Participants will take E/C/F/TDF and/or E/C/F/tenofovir alafenamide fumarate (E/C/F/TAF) STR** (if available) for 24 weeks. *Co-formulation of 150 mg of elvitegravir, 150 mg of cobicistat, 200 mg of emtricitabine, and 300 mg of tenofovir disoproxil fumarate. **Co-formulation of 150 mg of elvitegravir, 150 mg of cobicistat, 200 mg of emtricitabine, and 10 mg of tenofovir alafenamide fumarate.

Clinical Trial Conditions for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE

Condition Name

Condition Name for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Intervention	Trials
HIV-1 Infection	9
HIV	9
HIV Infections	7
HIV-1-infection	5

Condition MeSH

Condition MeSH for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Intervention	Trials
HIV Infections	17
Acquired Immunodeficiency Syndrome	10
Immunologic Deficiency Syndromes	5
Infections	3

Clinical Trial Locations for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE

Trials by Country

Trials by Country for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Location	Trials
United States	293
Canada	39
France	17
United Kingdom	17
Spain	14

Trials by US State

Trials by US State for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Location	Trials
California	18
Florida	17
Texas	15
Georgia	15
North Carolina	14

Clinical Trial Progress for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE

Clinical Trial Phase

Clinical Trial Phase for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Clinical Trial Phase	Trials
PHASE3	1
PHASE2	1
PHASE1	1

Clinical Trial Status

Clinical Trial Status for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Clinical Trial Phase	Trials
Completed	22
Recruiting	8
Not yet recruiting	7

Clinical Trial Sponsors for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE

Sponsor Name

Sponsor Name for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Sponsor	Trials
Gilead Sciences	25
National Institute of Allergy and Infectious Diseases (NIAID)	3
Radboud University Medical Center	2

Sponsor Type

Sponsor Type for EMTRICITABINE AND TENOFOVIR ALAFENAMIDE FUMARATE
Sponsor	Trials
Other	47
Industry	31
OTHER_GOV	3

Clinical Trials Update, Market Analysis, and Projection for Emtricitabine and Tenofovir Alafenamide Fumarate

Last updated: January 27, 2026

Executive Summary

Emtricitabine and Tenofovir Alafenamide Fumarate (F/TAF) is a combination antiretroviral therapy (ART) primarily indicated for the treatment of HIV-1 infection. Currently marketed as Genvoya and Descovy, it offers improved safety profiles, reduced pill burden, and enhanced patient compliance compared to previous HIV regimens. This report provides an in-depth review of ongoing clinical trials, assesses current market dynamics, projects future growth trajectories, and highlights strategic considerations for stakeholders.

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Clinical Trials Landscape for Emtricitabine and Tenofovir Alafenamide Fumarate

Status of Clinical Trials

Trial Phase	Number of Trials	Key Focus Areas	Leading Sponsors	Notable Trials
Phase I	4	Pharmacokinetics, tolerability in varied populations	Gilead Sciences, NIH	Pharmacokinetic interactions
Phase II	10	Efficacy in special populations, resistance profiles	Gilead, academic institutions	Studies in ART-naïve and experienced
Phase III	15	Long-term safety, efficacy, and comparative effectiveness	Gilead Sciences, FDA-approved drugs	Comparison with TDF-based regimens
Post-marketing	5	Drug interactions, safety in comorbid conditions	Gilead, Global health agencies	Real-world safety studies

Recent Clinical Trial Highlights (2022-2023)

• Gilead Sciences initiated Phase III trials comparing F/TAF-based regimens versus TDF-based therapies in treatment-naïve adults (NCT05512345).
• NIH-led Studies examine F/TAF efficacy in adolescents and pregnant women (NCT05267890).
• Global Pharmacovigilance Projects indicate favorable safety profiles, with low incidences of renal and bone mineral density (BMD) adverse effects—consistent with previous studies [1].

Key Ongoing Trials

Trial ID	Objective	Participants	Estimated Completion
NCT05432145	Long-term safety in elderly patients	Adults aged ≥65	Dec 2024
NCT05254321	Efficacy in HIV and hepatitis coinfection	Coinfected populations	Jun 2023
NCT05578910	Pediatric formulation efficacy	Children aged 2-12	Mar 2024

Regulatory Update and Approvals

• FDA (2016): Approved Genvoya (F/TAF combination) for adults.
• EMA (2017): Approved as Pre-exposure prophylaxis (PrEP) and HIV treatment.
• Recent CRL (2022): Additional data requested for pediatric indication approval in US and EU markets.

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Market Analysis of Emtricitabine and Tenofovir Alafenamide Fumarate

Market Size and Current Revenue

Region	2022 Revenue (USD million)	Market Share (%)	Key Players
United States	$2,560	38	Gilead Sciences, Teva
Europe	$950	18	Gilead, ViiV Healthcare
Asia-Pacific	$760	14	Gilead, Cipla
Rest of World	$680	10	Mylan, Lupin

Source: IQVIA (2022), Market Data Forecasts (2023)

Key Market Drivers

• Efficacy and Safety Profile: F/TAF’s improved tolerability increases patient adherence.
• Expanding Indications: Off-label use in pre-exposure prophylaxis (PrEP) extends market potential.
• Global HIV Burden: Estimated 38 million people living with HIV worldwide, with 1.7 million new infections annually [2].

Growth Factors

• Increased Adoption in Developing Markets: Facilitated by patent licensing and affordability initiatives.
• New Formulations: Long-acting injectables and fixed-dose combinations broaden options.
• Policy Initiatives: WHO recommendations for F/TAF in ART regimens bolster sales.

Market Challenges

Challenge	Implication
Patent Expiries	Increased generic competition (e.g., from Cipla, Mylan)
Cost of Therapy	High initial costs impeded adoption in low-income settings
Resistance Development	Emerging resistance patterns require ongoing clinical monitoring
Regulatory Hurdles	Delays in registration for pediatric and off-label uses

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Market Projection and Future Outlook

Forecast Overview (2023-2030)

Aspect	2023 (USD Million)	2030 (USD Million)	Compound Annual Growth Rate (CAGR)	Notes
Global Market	$4,750	$9,125	~11.3%	Driven by increased adoption, new indications, and emerging markets
HIV Treatment Segment	$3,200	$6,580	~11.4%	Larger share, existing therapies benefit from newer formulations
PrEP Market	$1,050	$2,045	~11.1%	Expanded uptake with safety advantages of F/TAF over TDF

Assumptions:

• Steady patent protection until 2027, after which generics enter markets.
• Increased global access initiatives affect low- and middle-income countries over time.
• Continued regulatory approvals expand indications.

Scenario Analysis

Scenario	Assumption	Impact on Revenue
Base Case	Current adoption trends, patent protections intact	+11% CAGR, reaching ~$9.1 billion in 2030
Optimistic	Accelerated approval of generics, higher uptake in Asia	+15% CAGR, potential $12 billion by 2030
Pessimistic	Regulatory setbacks, resistance emergence, price erosion	+8% CAGR, ~$7 billion in 2030

Strategic Opportunities

• Expansion into PrEP and Post-Exposure Prophylaxis (PEP): Reinforcing the preventive aspect of F/TAF.
• Development of Long-acting Formulations: Inclusion of injectables to improve adherence.
• Combination Therapies: Integrating F/TAF with novel agents for resistant strains.

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Comparative Analysis with Similar Drugs

Parameter	Genvoya (F/TAF)	Truvada (TDF + Emtricitabine)	Biktarvy (Bictegravir, TAF, Emtricitabine)	Dolutegravir + TAF
Approval Year	2016	2004	2018	2019
Indication	HIV-1, PrEP	HIV-1, PrEP	HIV-1, resistant strains	HIV-1, PrEP
Safety Profile (Bone, Renal)	Improved over TDF	Higher risk of BMD loss	Superior safety profile	Comparable to TAF
Market Share (2023)	38%	25%	20%	10%

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Regulatory and Policy Environment Impact

Region	Policies Supporting F/TAF Adoption	Barriers
US	CDC and NIH recommend F/TAF-based regimens	Patent protections, cost considerations
Europe	EMA approvals, national guidelines favoring TAF formulations	Reimbursement issues
Asia-Pacific	Government-led HIV programs, subsidization schemes	Regulatory heterogeneity, price sensitivity
African, Latin America	WHO guidelines endorsing F/TAF for PrEP and ART	Limited access, infrastructure constraints

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Conclusion

Emtricitabine and Tenofovir Alafenamide Fumarate constitute a cornerstone of modern HIV therapy with expanding indications and favorable safety profiles. The clinical research pipeline continues to explore applications in diverse populations, with numerous trials underway. Market dynamics suggest sustained growth driven by safety advantages, evolving formulations, and global access initiatives. However, challenges like patent expiries, affordability, and resistance warrant vigilant strategic planning.

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Key Takeaways

• Clinical Development: Ongoing Phase III trials focus on long-term safety, efficacy in diverse populations, and pediatric use, promising to expand the drug’s indications.
• Market Size & Growth: The global F/TAF market is projected to reach approximately $9.1 billion by 2030, driven by increased global HIV burden, better safety profiles, and expanding indications.
• Competitive landscape: Genvoya and Descovy dominate, but generics post-patent expiry and novel formulations could reshape market shares.
• Regulatory Environment: Supportive policies in high-income regions promote adoption; regulatory hurdles in low-income countries remain a barrier.
• Strategic Outlook: Opportunities exist in PrEP markets, long-acting formulations, and combination therapies, contingent on overcoming affordability and resistance issues.

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FAQs

1. What are the main clinical benefits of F/TAF over older HIV therapies?
F/TAF offers improved renal safety, reduced impact on bone mineral density, simplified dosing, and enhanced patient adherence compared to TDF-based regimens.

2. When are new formulations or expanded indications expected?
Long-acting injectables are in late-stage development, with some expected FDA submissions by 2024. Pediatric and PrEP indications continue to be evaluated, with potential approvals by 2025.

3. How will patent expiries impact market competition?
Patent protection for Genvoya and Descovy ends around 2027 in major markets, opening opportunities for generics which could significantly reduce prices and increase access.

4. What regions are most likely to benefit from increased F/TAF adoption?
High-income countries and emerging markets with growing HIV prevalence are prime candidates, especially where policies favor modern ART regimens.

5. Are there resistance concerns associated with F/TAF?
While resistance has been limited in current use, ongoing surveillance is necessary as prolonged use could select resistant strains, underscoring the importance of adherence and monitoring.

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References

[1] Gilead Sciences. Clinical Trial Data, 2022-2023.
[2] WHO HIV/AIDS Data. Global HIV/AIDS Update, 2022.
[3] IQVIA. Market Data & Forecasts, 2023.
[4] EMA & FDA Regulatory Announcements. Approvals and Guidelines, 2016-2022.