- |||||||||| Idvynso (doravirine/islatravir) / Merck (MSD)
Trial completion date, Trial primary completion date: DOR/ISL in HIV-1 Antiretroviral Treatment-na (clinicaltrials.gov) - Aug 18, 2023 P3, N=500, Recruiting, Decreases in cell counts accounted for many treatment-related AEs and discontinuations due to AEs with DOR/ISL. Trial completion date: Jul 2026 --> Nov 2026 | Trial primary completion date: Mar 2025 --> Oct 2025
- |||||||||| Idvynso (doravirine/islatravir) / Merck (MSD)
Enrollment open: DOR/ISL in HIV-1 Antiretroviral Treatment-na (clinicaltrials.gov) - Mar 16, 2023 P3, N=500, Recruiting, Not yet recruiting --> Recruiting Not yet recruiting --> Recruiting
- |||||||||| Pifeltro (doravirine) / Merck (MSD), doravirine/islatravir (MK-8591A) / Merck (MSD), islatravir (MK-8591) / Merck (MSD)
Preclinical, Journal: Cell culture selections reveal favourable drug resistance profiles for doravirine and islatravir. (Pubmed Central) - Aug 12, 2021 Doravirine showed a more robust resistance profile compared with other NNRTIs. The long intracellular half-life of islatravir and delayed acquisition of resistance in dual selections provide an opportunity for long-acting treatment options.
- |||||||||| Pifeltro (doravirine) / Merck (MSD), islatravir (MK-8591) / Merck (MSD)
Clinical, P1 data, Journal: A Phase 1 Study to Evaluate the Drug Interaction Between Islatravir (MK-8591) and Doravirine in Adults Without HIV. (Pubmed Central) - Aug 12, 2021 The long intracellular half-life of islatravir and delayed acquisition of resistance in dual selections provide an opportunity for long-acting treatment options. These results indicate that coadministration of islatravir and doravirine had no clinically meaningful effect on the pharmacokinetics of either drug, and support further clinical investigation of islatravir in combination with doravirine for the treatment of HIV-1 infection.
- |||||||||| Clinical, Review, Journal: Risks and benefits of reducing the number of drugs to treat HIV-1 infection. (Pubmed Central) - Apr 30, 2021
Some two-drug regimens, especially those including maraviroc, have not been as successful. Long-term safety issues of these two-drug regimens remain to be determined, but with the overwhelming evidence available in virological control and short-term safety compared to three-drug regimens, the potential benefits of some of these two-drug regimens appear to outweigh the risks.
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