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Long-acting injectable antiretroviral therapy shows equivalence to oral therapy in meta-analysis of 9 RCTsInjectable HIV therapy matches pills in global trials

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Key Takeaway
Note that while LAI and oral therapies are equivalent in trials, local outcomes may vary based on regional demographics.

This meta-analysis evaluated the efficacy of long-acting injectable (LAI) antiretroviral therapy compared to standard oral therapy across 9 head-to-head RCTs involving 3208 participants. The primary finding was that LAI and oral therapies were equivalent for virological suppression, with a reported RR of 0.996 (95% CI 0.974-1.017).

Despite the evidence of equivalence in clinical trials, MAIC benchmarking revealed significant discrepancies when comparing trial data to local real-world projections in Southern China. In the FLAIR trial, LAI outcomes exceeded weighted local oral rates by a RD of -7.94% (P < 0.05). Conversely, in the TALENT trial, LAI outcomes were lower than weighted local oral rates by a RD of +34.35% (P < 0.05).

The authors note that these differences between trial results and local projections may be influenced by patient demographics and specific regional therapies. These findings suggest that global trial data may not be directly applicable to all regions without considering demographic overlap. Clinicians should consider these nuances when evaluating the implementation of LAI regimens in diverse clinical settings.

How this fits prior evidence

This meta-analysis confirms the efficacy of long-acting injectable antiretroviral therapy as an equivalent alternative to oral therapy for virological suppression (RR 0.996). While it does not directly address the systemic barriers for older adults, telomere shortening in children, or transition risks for adolescents mentioned in prior coverage, it provides critical data on the comparative efficacy of LAI versus standard oral regimens.

A large analysis of nine clinical trials involving more than 3,200 people found that long-acting injectable antiretroviral therapy (LAI) works just as well as standard daily oral pills at keeping HIV suppressed. The study, which combined data from head-to-head trials, showed that the two approaches were equivalent in achieving viral suppression below 50 copies per milliliter.

However, when researchers compared trial results to real-world outcomes in Southern China, the picture became more complicated. In one trial, people on injectable therapy did better than those on oral therapy in the local population. In another trial, the injectable group did worse. This suggests that global trial results may not always apply directly to specific regions or patient groups.

The analysis included 2,590 people with unsuppressed HIV and 3,123 with suppressed HIV from Southern China, plus participants from global trials. No safety data were reported in this analysis.

The main takeaway is that long-acting injectable HIV treatment is a proven option, but its effectiveness can depend on local factors like patient demographics and the type of oral therapy used for comparison. Patients should discuss with their doctor whether injectable therapy is right for them.

What this means for you:
Injectable HIV meds work as well as pills overall, but local results may differ.

Common questions

Does this treatment work the same for everyone?

No, the analysis found that results varied when comparing trial data to real-world outcomes in Southern China. In one trial, injectables worked better; in another, they worked worse.

What does this mean for people with HIV in Southern China?

The findings suggest that global trial results may not directly apply to the Chinese context. Tailored implementation based on local patient demographics and therapy may be needed.

Study Details

Study typeMeta analysis
Sample sizen = 2,590
EvidenceLevel 1
PublishedJul 2026
View Original Abstract ↓
INTRODUCTION: Long-acting injectable (LAI) antiretroviral efficacy derives largely from Western-centric trials, yet its translation to China's centralized public health model remains unknown. We addressed this gap by benchmarking global trial data against real-world evidence from Southern China. METHODS: We performed a systematic review and meta-analysis (PROSPERO CRD420251249065) of RCTs comparing LAI versus standard oral therapy (SOT), followed by MAIC using individual patient data from a Chinese cohort stratified into virologically unsuppressed (n = 2590) and suppressed (n = 3123) subgroups, reweighted to match baseline characteristics of 11 LAI arms and 9 oral arms from RCTs. The primary outcome was virological suppression (<50 copies/mL). RESULTS: Meta-analysis of nine head-to-head RCTs (n = 3208) confirmed LAI-oral equivalence (pooled RR 0.996, 95% CI 0.974-1.017). MAIC benchmarking revealed heterogeneity: LAI trial outcomes exceeded weighted local oral rates in 10/11 comparisons (e.g. , FLAIR: RD -7.94%, P < 0.05) and were lower only in TALENT (RD +34.35%, P < 0.05). Trial oral arms also exceeded local rates in 8/9 comparisons (all except TALENT). Larger divergences occurred in trials with lower demographic overlap. CONCLUSIONS: Aggregate trial equivalence belies context-dependent divergence upon local projection, with outcome differences varying by patient demographics and local therapy. These findings favour tailored implementation over universal extrapolation of trial results.
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