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Switch to DTG + RPV Switch to DTG + RPV SWORD Study
ARV-trial.com Switch to DTG + RPV Switch to DTG + RPV SWORD Study Switch to CAB LA + RPV LA IM LATTE-2 Study
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SWORD-1 & 2 Studies: Switch to DTG + RPV
ARV-trial.com SWORD-1 & 2 Studies: Switch to DTG + RPV Design Randomisation 1:1 Open-label W48 W148 HIV+ ≥ 18 years On stable cART ≥ 6 months (2 NRTI + INSTI or PI/r or NNRTI) 1st or 2nd cART with no prior change for virologic failure HIV RNA < 50 c/mL ≥ 12 months HBs Ag negative N = 513 DTG 50 mg QD + RPV 25 mg QD DTG 50 mg QD + RPV 25 mg QD Continuation of cART N = 511 Endpoint Primary: proportion of patients maintaining HIV RNA < 50 c/mL at W48 (ITT-exposed, snapshot) ; non-inferiority if lower margin of a two-sided 95% CI for the difference = - 8% for pooled studies (- 10% for each individual study) SWORD Llibre JM. Lancet. 2018;391:839-49
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SWORD-1 & 2 Studies: Switch to DTG + RPV
ARV-trial.com SWORD-1 & 2 Studies: Switch to DTG + RPV Baseline characteristics and patient disposition DTG + RPV N = 513 Continuation cART N = 511 Mean age, years 43 Female, % 23 21 Race: non white, % 18 22 CD4/mm3, median 611 638 Baseline cART, % PI-based NNRTI-based INSTI-based With TDF Duration of cART prior to Day 1, median months 51 53 Discontinuation by W52, N (%) Adverse event Lack of efficacy Investigator decision Consent withdrawal Lost to follow-up Protocol deviation Protocol-defined stopping criteria 29 (5.7%) 17 3 5 2 1 34 (6.7%) 14 7 SWORD Llibre JM. Lancet. 2018;391:839-49
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SWORD-1 & 2 Studies: Switch to DTG + RPV
ARV-trial.com SWORD-1 & 2 Studies: Switch to DTG + RPV Virologic outcome at W48 (ITT-E, snapshot) Other virologic results at W48 Difference (95% CI) = - 0.2% (- 3.0 to 2.5) 94.7 0.6 4.7 94.9 1.2 3.9 20 40 60 80 100 Success HIV RNA < 50 c/mL Virologic non-response No virologic data % DTG + RPV Continuation cART HIV RNA < 50 c/mL (ITT-E snapshot) SWORD-1 95% DTG + RPV 96% continuation cART Adjusted ≠: - 0.6% (95% CI: to + 3.0) SWORD-2 94% DTG + RPV 94% continuation cART Adjusted ≠: 0.2% (95% CI: to + 4.2) Confirmed virologic failure: HIV RNA ≥ 50 c/mL, retest ≥ 200 c/mL DTG + RPV, N = 2 Emergence of NNRTI resistance mutation (K101K/E) Continued cART, N = 2 No mutations SWORD Llibre JM. Lancet. 2018;391:839-49
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SWORD-1 & 2 Studies: Switch to DTG + RPV
ARV-trial.com SWORD-1 & 2 Studies: Switch to DTG + RPV 80 HIV RNA of subject with NNRTI-resistant mutation 41-year-old female Pre-cART HIV RNA > 2 millions c/mL ; 1st cART: TDF/FTC/EFV Randomised to DTG + RPV Documented non-adherence before W36 D1 W8 W4 W12 W36 W24 W39 W45 Screening K101K/E on genotype (fold change RPV = 1.2) ; phenotype: sensitive to RPV Resuppressed on DTG + RPV HIV RNA, c/mL SWORD Llibre JM. Lancet. 2018;391:839-49
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SWORD-1 & 2 Studies: Switch to DTG + RPV
ARV-trial.com SWORD-1 & 2 Studies: Switch to DTG + RPV Adverse events at W48, % DTG + RPV N = 513 Continued cART N = 511 Adverse events related to study drug Grade 1-2 Grade 3-4 17 2 < 1 Serious adverse event 5 4 Adverse event leading to discontinuation CNS adverse event leading to withdrawal 4.1 (N = 21 *) N = 9 0.6 (N = 3) N = 1 Most common adverse events (≥ 5% of patients) Nasopharyngitis Headache Upper respiratory tract infection Diarrhea Back pain 10 8 6 3 10 5 7 * (some participants have more than 1 AE) ; anxiety (N = 4), depression (N = 3), insomnia (N = 2), depressed mood (N = 1), headache (N = 1), panic attack (N = 1), suicidal ideation (N = 1), tremor (N = 1), drug-induced liver injury (N = 1), eosinophilic pneumonia, acute (N = 1), abdominal distension (N = 2), dyspepsia (N = 2), peptic ulcer (N = 1), gastrointestinal haemorrhage (N = 1), pancreatitis, acute (N = 1), Hodgkin’s disease (N = 1), Kaposi sarcoma (N = 1), plasmablastic lymphoma (N = 1) SWORD Llibre JM. Lancet. 2018;391:839-49
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SWORD-1 & 2 Studies: Switch to DTG + RPV
ARV-trial.com SWORD-1 & 2 Studies: Switch to DTG + RPV Fasting lipids at baseline and W48 Baseline DTG + RPV Continuation cART mg/dL Total cholesterol HDL cholesterol LDL cholesterol, calculated Triglycerides 185.9 50 100 150 200 186 187.6 188.1 52.7 54.2 53.6 54.9 107.1 108.1 108.3 107.3 133.1 121.3 132.0 W48 Total cholesterol: HDL ratio 5 4 3 2 1 3.8 3.7 SWORD Llibre JM. Lancet. 2018;391:839-49
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SWORD-1 & 2 Studies: Switch to DTG + RPV
ARV-trial.com SWORD-1 & 2 Studies: Switch to DTG + RPV Conclusion at W48 A switch to a novel, once-daily 2 drug-regimen of DTG + RPV demonstrated high efficacy and was non-inferior to the continuation of a combined antiretroviral therapy in virologically suppressed HIV-1–infected adults The safety profiles of both DTG and RPV were consistent with their respective labels Switching to DTG + RPV had a neutral effect on lipids, while significantly improving bone turnover biomarkers SWORD Llibre JM. Lancet. 2018;391:839-49
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SWORD-1 & 2 Studies: Switch to DTG + RPV (W100 results)
90 HIV RNA < 50 c/mL at W100, ITT snapshot 95 20 40 60 80 100 DO-W48 DTG + RPV (N = 513) Continuation cART (N = 511) % D0-W100 Deferred Switch DTG + RPV W52-W100 (N = 477) 89 93 Confirmed virologic failure: 2 consecutive HIV RNA ≥ 50 c/mL, with HIV RNA ≥ 200 c/mL on confirmation sample 10/990 (1 %) patients on DTG + RPV between D0 and W100 No emergence of resistance mutation to INSTI Emergence of resistance mutation to NNRTI: 3/10 SWORD Aboud M, IAC 2018, Abs. THPEB047
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SWORD-1 & 2 Studies: Switch to DTG + RPV (W100 results)
91 Virologic failure on DTG + RPV between D0 and W100, N = 10 * Failure Previous ARV regimen HIV RNA, c/mL Resistance mutations Fold Change DNA genotype at baseline Plasma genotype at failure NNRTI INSTI INNTI W24 EFV/TDF/FTC 88 ; 466 G193E DTG : 1.02 W36 1059 ; 771 K101K/E RPV : 1.21 W64 DTG/ABC/3TC 833 N155N/H, G163G/R ? Amplification failure ND W76 ATV/ABC/3TC 79 - W88 278 E138E/A RPV : 1.61 DTG : 0.72 RPV/TDF/FTC 147 NR W100 651 K101E, E138A K101E, E138A, M230M/L RPV : 31 DTG : ND ATV/r/TDF/FTC 280 * Results available for 8/10 patients In red: emerging mutations SWORD Aboud M, IAC 2018, Abs. THPEB047
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SWORD-1 & 2 Studies: Switch to DTG + RPV (W100 results)
90 Cumulative adverse events, % DTG + RPV N = 513 D0-W100 Deferred DTG + RPV N = 477 W52-W100 Adverse events related to study drug 20 12 Drug-related adverse events in ≥ 2% Headache Nausea 2 1 Serious adverse event 11 6 Adverse event leading to discontinuation Psychiatric disorders 7 (N = 34 *) 2.3 3 (N = 15 *) 1.0 Adverse events leading to DTG + RPV discontinuation: 49/990 (5%) at W100 including 17 for psychiatric disorders: suicidal ideation (N = 5), suicide (N = 1), anxiety (N = 4), depression (N = 5), depressed mood (N = 1), insomnia (N = 5), nightmare (N = 1), affective disorder (N = 1), abulia (N = 1), confusional state (N = 1), loss of libido (N = 1) Bone, atherogenesis and inflammation biomarkers: no change on DTG + 3TC between W48 and W100 Renal tubular proteinuria (RBP/creatininuria and b2M/creatininuria): improvement maintained in immediate switch group at W100 SWORD Aboud M, IAC 2018, Abs. THPEB047
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