Actively Recruiting

Phase 4
Age: 18Years - 70Years
MALE
ID06907056

Effectiveness, Safety, and Tolerability of Darunavir/Cobicistat Plus Lamivudine Versus Darunavir/Cobicistat Plus Tenofovir/Emtricitabine in Virologically Suppressed HIV-1-positive Men: 48-week Follow-up in Mexico

Led by José Antonio Mata Marín · Updated on 2025-04-04

138

Participants Needed

1

Research Sites

39 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This research evaluates the effectiveness, safety, and tolerability of two antiretroviral therapies in men living with HIV who have had undetectable HIV-1 RNA levels for at least 6 months. Specifically, the study compares the standard three-drug therapy using darunavir/cobicistat plus tenofovir/emtricitabine with an experimental dual therapy of darunavir/cobicistat plus lamivudine. The trial is open-label, randomized, and focuses on whether the dual therapy is not less effective than standard therapy over 48 weeks. Participants are randomly assigned to either continue the standard treatment of darunavir/cobicistat (800 mg/150 mg) plus tenofovir/emtricitabine (300 mg/200 mg) once daily or switch to the dual therapy of darunavir/cobicistat (800 mg/150 mg) plus lamivudine (300 mg) once daily. The study includes an initial analysis at 24 weeks and continued follow-up at 48 weeks. Various laboratory tests, body composition measurements, and questionnaires assessing mental health and treatment satisfaction are conducted throughout the study. During participation, men will have regular medical visits with laboratory assessments including blood counts, liver function, kidney function, lipid profiles, and viral load measurements before randomization and at 3, 6, and 12 months afterward. Questionnaires evaluating anxiety, depression, sleep quality, and treatment satisfaction are also administered. Researchers will monitor adverse effects and classify them according to severity. The primary outcome is the proportion of participants maintaining viral suppression, measured at 48 weeks, with safety and tolerability also evaluated.

CONDITIONS

Brief Title

Effectiveness and Safety of Darunavir/Cobicistat Plus Lamivudine Versus Darunavir/Cobicistat Plus Tenofovir/Emtricitabine in Virologically Suppressed HIV-1-positive Individuals in Mexico

Who Can Participate

Age: 18Years - 70Years
MALE

Eligibility Criteria

Eligible

You may qualify if you...

  • Men with HIV infection who are virologically suppressed with DRV/c (800 mg/150 mg) + TFV/FTC (300 mg/200 mg) for at least 6 months
  • Age 65 18 years and 85 70 years
  • eGFR 65 30 mL/min
  • Written informed consent
  • Beneficiaries of the Mexican Social Security Institute treated at the Infectious Diseases Hospital of the La Raza National Medical Center
Not Eligible

You will not qualify if you...

  • Withdrawal of informed consent
  • Loss of medical insurance
  • Presence of tuberculosis or other opportunistic infection requiring adjustment of the ARV regimen
  • Incomplete data collected during visits
  • Uncontrolled chronic gastrointestinal conditions
  • Desire to be on a single-dose regimen
  • Coinfection with hepatitis B virus during follow-up if in the DRV/3TC arm
  • Coinfection with hepatitis C virus during follow-up

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Treatment

Duration - 48 weeks

Participants receive either dual therapy with darunavir/cobicistat plus lamivudine or standard therapy with darunavir/cobicistat plus tenofovir/emtricitabine for HIV-1 suppression.

Visits at 4, 12, 24, and 48 weeks post-randomization

Follow-up

Duration - Up to 48 weeks total including treatment

Participants are monitored for effectiveness, safety, and tolerability after completing the treatment period.

Visits at 3 months, 6 months, and 12 months post-study entry for CD4+ and HIV-1 RNA assessments

Trial Site Locations

Total: 1 location

1

Hospital de Infectología, Centro Médico Nacional La Raza

Mexico City, Mexico City, Mexico, 02990

Actively Recruiting

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How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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Published Research Related To This Trial

Dual therapy based on co-formulated darunavir/ritonavir plus lamivudine for initial therapy of HIV infection: The ANDES randomized controlled trial.

M I Figueroa, O Sued, D Cecchini...

https://pubmed.ncbi.nlm.nih.gov/39151647

Dual Therapy With Darunavir and Ritonavir Plus Lamivudine vs Triple Therapy With Darunavir and Ritonavir Plus Tenofovir Disoproxil Fumarate and Emtricitabine or Abacavir and Lamivudine for Maintenance of Human Immunodeficiency Virus Type 1 Viral Suppression: Randomized, Open-Label, Noninferiority DUAL-GESIDA 8014-RIS-EST45 Trial.

Federico Pulido, Esteban Ribera, María Lagarde...

https://pubmed.ncbi.nlm.nih.gov/29020293

Atazanavir/ritonavir with lamivudine as maintenance therapy in virologically suppressed HIV-infected patients: 96 week outcomes of a randomized trial.

Massimiliano Fabbiani, Roberta Gagliardini, Nicoletta Ciccarelli...

https://pubmed.ncbi.nlm.nih.gov/29668978

Dual treatment with atazanavir-ritonavir plus lamivudine versus triple treatment with atazanavir-ritonavir plus two nucleos(t)ides in virologically stable patients with HIV-1 (SALT): 48 week results from a randomised, open-label, non-inferiority trial.

José A Perez-Molina, Rafael Rubio, Antonio Rivero...

https://pubmed.ncbi.nlm.nih.gov/26062881

Dual therapy with lopinavir and ritonavir plus lamivudine versus triple therapy with lopinavir and ritonavir plus two nucleoside reverse transcriptase inhibitors in antiretroviral-therapy-naive adults with HIV-1 infection: 48 week results of the randomised, open label, non-inferiority GARDEL trial.

Pedro Cahn, Jaime Andrade-Villanueva, José R Arribas...

https://pubmed.ncbi.nlm.nih.gov/24783988

Efficacy and safety of contemporary dual-drug antiretroviral regimens as first-line treatment or as a simplification strategy: a systematic review and meta-analysis.

Amit C Achhra, Gwamaka Mwasakifwa, Janaki Amin...

https://pubmed.ncbi.nlm.nih.gov/27470027

Immunological and inflammatory changes after simplifying to dual therapy in virologically suppressed HIV-infected patients through week 96 in a randomized trial.

María Trujillo-Rodríguez, Esperanza Muñoz-Muela, Ana Serna-Gallego...

https://pubmed.ncbi.nlm.nih.gov/35289296