ViiV Healthcare/Shionogi Inc.’s eagerly awaited once-daily dolutegravir was efficacious and well-tolerated in the large Phase III SPRING-2 non-inferiority trial in treatment-naïve HIV patients – the first of four late-stage studies to report – setting the stage for a commercial battle against rival integrase inhibitors down the line.
In the randomized study of 822 patients taking two non-nucleoside reverse transcriptase inhibitors (NNRTIs), the drug was as efficacious as...