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The purpose of this study is to determine efficacy of the combination of low dose of Tenofovir, Efavirenz and Lamivudine in treating HIV-infection.
The feedback system control (FSC) technique has been developed to rapidly identify optimal combinations for therapeutic purposes. Low dose of TDF+3TC+EFV combination has been test in vitro study by FSC which showed high efficacy and now the investigators apply it to human to further optimize the ART combination.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Low-dose | Experimental | Tenofovir(TDF)+Lamivudine(3TC)+Efavirenz(EFV) |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Tenofovir(TDF)+Lamivudine(3TC)+Efavirenz(EFV) | Drug | The first 2 weeks, TDF (300 mg) + 3-TC (300 mg) + EFV (400 mg); week 3, TDF (200 mg) + 3-TC (300 mg) + EFV (400 mg ); week 4, TDF (150 mg) + 3-TC (300 mg) + EFV (400 mg).From week5, if the HIV viral load decreased as expected or no rebound, use TDF (200 mg) + 3-TC (300 mg) + EFV (400 mg) until study complete; if the viral load increases, switch to the standard treatment regimen: TDF (300 mg) + 3-TC (300 mg) + EFV (600 mg). |
| Measure | Description | Time Frame |
|---|---|---|
| HIV viral load | 48 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| CD4 Count | 48 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Drug Plasma Concentration | Day 7,14,21,28 |
Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Shanghai Public Health Clinical Center | Shanghai | Shanghai Municipality | 201508 | China |
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| ID | Term |
|---|---|
| D015658 | HIV Infections |
| ID | Term |
|---|---|
| D000086982 | Blood-Borne Infections |
| D003141 | Communicable Diseases |
| D007239 | Infections |
| D015229 | Sexually Transmitted Diseases, Viral |
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|
| D012749 | Sexually Transmitted Diseases |
| D016180 | Lentivirus Infections |
| D012192 | Retroviridae Infections |
| D012327 | RNA Virus Infections |
| D014777 | Virus Diseases |
| D000091662 | Genital Diseases |
| D000091642 | Urogenital Diseases |
| D007153 | Immunologic Deficiency Syndromes |
| D007154 | Immune System Diseases |