RESIST-2: 2nd-line ART for HIV-2 Infection

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

NA

Total Enrollment

152 participants

Study Classification

INTERVENTIONAL

Study Start Date

2018-07-04

Study Completion Date

2020-05-31

Brief Summary

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Prospective, longitudinal, open label, HIV-2 viral load and antiretroviral resistance informed 2nd-line ARV implementation study.

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Detailed Description

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Prospective, longitudinal, open label, HIV-2 viral load and antiretroviral resistance informed 2nd-line ARV implementation study.

DURATION

Up to 3 years

SAMPLE SIZE

150

POPULATION

HIV-2-infected adults (≥18 years old); ARV-experienced, with virologic failure on 1st-line 2NRTI+LPV/r in the ISAARV program.

STRATIFICATION

By ARV resistance

REGIMEN OR INTERVENTION

Intervention: Implement real time ARV resistance testing using rapid DBS/CS ARV Regimens: Based on ARV resistance testing

1. No resistance: Current ART: Zidovudine 300mg BID + Lamivudine 150mg BID or Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID (AZT/3TC or TDF/3TC or TDF/FTC + LPV/r) +Enhanced Adherence Counseling
2. NRTI resistance only: Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID + Raltegravir 400mg BID (TDF/FTC or TDF/3TC + LPV/r + RAL) + Enhanced Adherence Counseling
3. NRTI-PI resistance: Tenofovir DF 300mg QD + Lamividine 300mg QD or Tenofovir DF 300mg QD + Emtricitabine 200mg QD + Darunavir 600mg BID-Ritonavir 100mg BID + Raltegravir 400mg BID (TDF/FTC or TDF/3TC +DRV/r2 + RAL) + Enhanced Adherence Counseling

Conditions

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HIV-2 Infection

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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No HIV-2 resistance

Group Type EXPERIMENTAL

HIV-2 Genotypic Drug Resistance Testing using DBS

Intervention Type DIAGNOSTIC_TEST

Real time HIV-2 genotypic drug resistance testing using dried blood spots and consensus sequencing.

2nd line ART ( Zidovudine 300mg BID + Lamivudine 150mg BID or Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID)

Intervention Type DRUG

1\. No resistance: Continue Current ART: Zidovudine 300mg BID + Lamivudine 150mg BID or Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID (AZT/3TC or TDF/3TC or TDF/FTC + LPV/r) + Enhanced Adherence Counseling

HIV-2 NRTI resistance only

Group Type EXPERIMENTAL

HIV-2 Genotypic Drug Resistance Testing using DBS

Intervention Type DIAGNOSTIC_TEST

Real time HIV-2 genotypic drug resistance testing using dried blood spots and consensus sequencing.

2nd line ART (Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID + Raltegravir 400mg BID )

Intervention Type DRUG

2\. NRTI resistance only: Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID + Raltegravir 400mg BID (TDF/FTC or TDF/3TC + LPV/r + RAL) + Enhanced Adherence Counseling

HIV-2 NRTI and PI resistance

Group Type EXPERIMENTAL

HIV-2 Genotypic Drug Resistance Testing using DBS

Intervention Type DIAGNOSTIC_TEST

Real time HIV-2 genotypic drug resistance testing using dried blood spots and consensus sequencing.

2nd line ART (Tenofovir DF 300mg QD + Lamividine 300mg QD or Tenofovir DF 300mg QD + Emtricitabine 200mg QD + Darunavir 600mg BID-Ritonavir 100mg BID +Raltegravir 400mg BID)

Intervention Type DRUG

3\. NRTI-PI resistance: Tenofovir DF 300mg QD + Lamividine 300mg QD or Tenofovir DF 300mg QD + Emtricitabine 200mg QD + Darunavir 600mg BID-Ritonavir 100mg BID +Raltegravir 400mg BID (TDF/FTC or TDF/3TC +DRV/r2 + RAL) + Enhanced Adherence Counseling

Interventions

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HIV-2 Genotypic Drug Resistance Testing using DBS

Real time HIV-2 genotypic drug resistance testing using dried blood spots and consensus sequencing.

Intervention Type DIAGNOSTIC_TEST

2nd line ART ( Zidovudine 300mg BID + Lamivudine 150mg BID or Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID)

1\. No resistance: Continue Current ART: Zidovudine 300mg BID + Lamivudine 150mg BID or Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID (AZT/3TC or TDF/3TC or TDF/FTC + LPV/r) + Enhanced Adherence Counseling

Intervention Type DRUG

2nd line ART (Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID + Raltegravir 400mg BID )

2\. NRTI resistance only: Tenofovir DF 300mg QD + Lamividine 300mg QD or Emtricitabine 200mg QD + Lopinavir/Ritonavir 400/100mg BID + Raltegravir 400mg BID (TDF/FTC or TDF/3TC + LPV/r + RAL) + Enhanced Adherence Counseling

Intervention Type DRUG

2nd line ART (Tenofovir DF 300mg QD + Lamividine 300mg QD or Tenofovir DF 300mg QD + Emtricitabine 200mg QD + Darunavir 600mg BID-Ritonavir 100mg BID +Raltegravir 400mg BID)

3\. NRTI-PI resistance: Tenofovir DF 300mg QD + Lamividine 300mg QD or Tenofovir DF 300mg QD + Emtricitabine 200mg QD + Darunavir 600mg BID-Ritonavir 100mg BID +Raltegravir 400mg BID (TDF/FTC or TDF/3TC +DRV/r2 + RAL) + Enhanced Adherence Counseling

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. HIV-2 infection: confirmed by Determine (Alere, Inc.) \& Immunocomb II (Alere, Inc.) or equivalent
2. Failing 1st line antiretroviral therapy (e.g. AZT/3TC or TDF/XTC + LPV/r; previous 3 NRTI or 2 NRTI regimens; previous Indinavir (IDV) use, current or previous Atazanavir (ATV) use; previous NNRTI use)
3. For females of reproductive potential: negative serum or urine pregnancy test
4. Men and women age \>/=18 years
5. Ability and willingness of subject to provide informed consent

Exclusion Criteria

1. HIV-1 or HIV-1/HIV-2 dual infection
2. Pregnancy or Breast-feeding
3. Lab Abnormalities

* AST/ALT \>2.5 X ULN
* CrCl \<30
4. Current or previous use of Integrase Inhibitors or Darunavir

Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No