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OpenTrials
Completed

NCT Number: NCT02284035

Safety & Efficacy of Dual Therapy With Raltegravir/Lamivudine

A pilot 24-week open-label, randomized, controlled clinical trial to assess the safety, tolerability and efficacy of dual therapy with Raltegravir/Lamivudine combination when replacing standard combination therapy in HIV-infected patients with prolonged virological suppression

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Key information

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Eligible patients will be males or females at least 18 years of age. Women of childbearing potential must have a negative pregnancy test within 10 days prior to randomization into the study.
  • Patients seropositive for HIV-1 using standard diagnostic criteria.
  • Patients virologically suppressed during at least 12 months prior to inclusion (viral load <50 copies/mL).
  • Patients on combination antiretroviral therapy (at least 2 antiretroviral drugs) for at least 12 months before being randomized in this study.
  • Patients who are clinically stable in the opinion of the investigator at study entry (clinical status and chronic medication must not have not been modified at least 14 days prior to randomization).
  • Patients who have signed informed consent to participate in the study.

Exclusion criteria

  • Pregnancy, lactation, or planned pregnancy during the study period.
  • Previous failure to an integrase inhibitor-containing regimen.
  • Previous failure to a 3TC or FTC-containing regimen.
  • Resistance mutations to 3TC or integrase inhibitor if any resistance test had been previously performed.
  • Any disease or history of disease which, in the opinion of the investigator, might confound the results of the study or pose additional risk to patient treatment.
  • Chronic hepatitis B.

Treatment and study plan

Raltegravir/3TC

Drug

MK0518B (Raltegravir/3TC) (300mg/150mg) twice daily, administered orally in the 300/150 mg film-coated tablets according to instructions in the prescribing information.

EFV/TDF/FTC

Drug

standard combination therapy

Other names: NNRTI-Based Regimen

ATV/r + TDF/FTC or DRV/r + TDF/FTC

Drug

Other names: PI-Based Regimens

DTG+ABC/3TC DTG+TDF/FTC EVG/cobi/TDF/FTC RAL+TDF/FTC

Drug

Other names: INSTI-Based Regimens

EFV plus ABC/3TC or RPV/TDF/FTC

Drug

Other names: NNRTI-Based Regimens

ATV/r plus ABC/3TC

Drug

Other names: PI-Based Regimen

DRV/r + ABC/3TC or LPV/r + ABC/3TC or LPV/r + TDF/FTC

Drug

Other names: PI-Based Regimens

RAL plus ABC/3TC

Drug

Other names: INSTI-Based Regimen

Other ART regimens

Drug

Primary outcomes

  1. Proportion of Patients Free of Therapeutic Failure

    Time frame: 24 weeks

    Proportion of patients free of therapeutic failure at week 24. Therapeutic failure includes virological failure, change in treatment for any reason, consent withdrawal, loss to follow-up or death

Secondary outcomes

  1. Efficacy in Virological Suppression Assessed With Ultrasensitive HIV-1 RNA Detection (Limit of Detection 1 Copy/mL)

    Time frame: 24 weeks

  2. Changes in Peripheral Mononuclear Blood Cells HIV-1 Reservoir

    Time frame: 24 weeks

  3. Changes in Insulin Resistance (HOMA-IR)

    Time frame: 24 weeks

    Composite measure

  4. Changes in Body Fat Composition

    Time frame: 24 weeks

    Composite measure

  5. Changes in Plasma 25-OH Vitamin D Levels

    Time frame: 24 weeks

  6. Changes in Estimated Glomerular Filtration Rate (CKD-EPI)

    Time frame: 24 weeks

    Composite measure

  7. Changes in CD38

    Time frame: 24 weeks

  8. Changes in IL-6

    Time frame: 24 weeks

  9. Changes in Sleep Quality (Pittsburgh Sleep Quality Index)

    Time frame: 24 weeks

    The Pittsburgh Quality Index (PSQI) is an effective instrument used to measure the quality and patterns of sleep in adults. It differentiates "poor" from "good" sleep quality by measuring seven áreas (components): subjective sleep quality, sleep latency, sleep duration, habitual sleep efficiency, sleep disturbances, use of sleeping medications, and daytime dysfunction over the last month.

    The posible range of the scale is from 0 to 21 points. The greater the score the poorest is the sleep quality.

  10. Changes in Adherence in Both Treatment Arms (Morisky-Green Test)

    Time frame: 24 weeks

    Patients were asked to complete the Morisky-Green questionnaire:

    Some people forget to take their medication as prescribed. How often does it happen to you? (Always/often/sometimes/rarely/never) Some people forget some taking of the medication or change the prescribed schedule / take to adapt it to their own needs. How often do you do it? (Always/often/sometimes/rarely/never) Some people stop taking their medications as prescribed when they feel better. How often do you do it? (Always/often/sometimes/rarely/never) Some people stop taking their medications as prescribed when they feel worse. How often do you do it? (Always/often/sometimes/rarely/never)

    Only if patients answered never to each four questions, they were considered adherent; if not, non adherent.

  11. Changes in Total Cholesterol

    Time frame: 24 weeks

  12. Changes in HDL Cholesterol

    Time frame: 24 weeks

  13. Changes in LDL Cholesterol

    Time frame: 24 weeks

  14. Changes in Triglycerides

    Time frame: 24 weeks

  15. Changes in Bone Mineral Density

    Time frame: 24 weeks

    DEXA

  16. Changes in Urine Beta-2-microglobulin/Creatinine Ratio

    Time frame: 24 weeks

  17. Changes in HLA-DR

    Time frame: 24 weeks

  18. Changes in High Sensitivity C-reactive Protein

    Time frame: 24 weeks

  19. Changes in Mononuclear Activation SD-14

    Time frame: 24 weeks

  20. Changes in Mononuclear Activation SD-163

    Time frame: 24 weeks

Sponsors and collaborators

Lead sponsor

Juan A. Arnaiz

Other

Registry information

Official study title

Pilot 24week Clinical Trial to Assess the Safety, Tolerability and Efficacy of Dual Therapy With Raltegravir/Lamivudine Combination, Replacing Standard Combination Therapy in HIV-infected Pts With Prolonged Virological Suppression.

Acronym: RALAM

Important dates

Study start
2015
Primary completion
2017
Study completion
2017
First posted
Nov 5, 2014
Registry last updated
Jul 20, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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