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A Phase 3, Randomized, Active-Controlled, Open-Label Clinical Study to Evaluate a Switch to Doravirine/Islatravir (DOR/ISL 100 mg/0.25 mg) Once-Daily in Participants With HIV-1 Who Are Virologically Suppressed on Antiretroviral Therapy

Status
Withdrawn
Phases
Phase 3
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2022-502127-22-00
Acronym
MK-8591A-051
Enrollment
110
Registered
2023-04-25
Start date
Unknown
Completion date
Unknown
Last updated
2023-04-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

HIV-1 Infection

Brief summary

Percentage of participants with HIV-1 RNA ≥50 copies/mL at Week 48, Percentage of participants with one or more adverse events (AEs) from Day 1 up to Week 48, Percentage of participants with an AE leading to discontinuation of study intervention from Day 1 up to Week 48

Detailed description

Percentage of participants with HIV-1 RNA <200 copies/mL at Week 48, Percentage of participants with HIV-1 RNA <50 copies/mL at Week 48, Percentage of participants with HIV-1 RNA <200 copies/mL at Week 96, Percentage of participants with HIV-1 RNA ≥50 copies/mL at Week 96, Percentage of participants with HIV-1 RNA <50 copies/mL at Week 96, Mean change from baseline at Day 1 in CD4+ T-cell count at Week 48, Mean change from baseline at Week 48 in CD4+ T-cell count at Week 96, Mean change from baseline at Day 1 in CD4+ T-cell count at Week 96, Number of participants with viral resistance-associated substitutions, Mean change from baseline to Week 48 in fasting LDL-C, Mean change from baseline to Week 48 in fasting HDL-C, Percentage of participants with one or more AEs from Day 1 up to Week 96, Percentage of participants with an AE leading to discontinuation of study intervention from Day 1 up to Week 96, Percentage of participants with one or more AEs from Week 48 up to Week 96, Percentage of participants with an AE leading to discontinuation of study intervention from Week 48 up to Week 96

Interventions

Sponsors

Merck Sharp & Dohme LLC
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Percentage of participants with HIV-1 RNA ≥50 copies/mL at Week 48, Percentage of participants with one or more adverse events (AEs) from Day 1 up to Week 48, Percentage of participants with an AE leading to discontinuation of study intervention from Day 1 up to Week 48

Secondary

MeasureTime frame
Percentage of participants with HIV-1 RNA <200 copies/mL at Week 48, Percentage of participants with HIV-1 RNA <50 copies/mL at Week 48, Percentage of participants with HIV-1 RNA <200 copies/mL at Week 96, Percentage of participants with HIV-1 RNA ≥50 copies/mL at Week 96, Percentage of participants with HIV-1 RNA <50 copies/mL at Week 96, Mean change from baseline at Day 1 in CD4+ T-cell count at Week 48, Mean change from baseline at Week 48 in CD4+ T-cell count at Week 96, Mean change from baseline at Day 1 in CD4+ T-cell count at Week 96, Number of participants with viral resistance-associated substitutions, Mean change from baseline to Week 48 in fasting LDL-C, Mean change from baseline to Week 48 in fasting HDL-C, Percentage of participants with one or more AEs from Day 1 up to Week 96, Percentage of participants with an AE leading to discontinuation of study intervention from Day 1 up to Week 96, Percentage of participants with one or more AEs from Week 48 up to Week 96, Percenta

Countries

France, Italy, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026