Pharmacologic Topics

Articles: 9

  • Doravirine in Initial Therapy: DRIVE-AHEAD Study

    Doravirine (DOR) is an investigational NNRTI that currently is being developed in a coformulation with TDF and FTC. A Phase 3 comparison of DOR + 2 NRTIs (87% of study subjects were given TDF/FTC) and DRV/r + 2 NRTIs in initial therapy was presented at CROI earlier this year (...

  • Bictegravir in Initial Therapy

    Bictegravir (BIC) is an investigational integrase inhibitor that is being studied as part of a coformulation with tenofovir alafenamide (TAF) and emtricitabine (FTC). Two Phase 3 trials comparing a single-tablet regimen of BIC/TAF/FTC (50/25/200 mg) with regimens containing dolutegravir (DTG)...

  • On the Way: The First Protease Inhibitor-Based Single-Tablet Regimen

    The EMERALD Study is a Phase 3 randomized (2:1), open-label, noninferiority study examining the strategy of switching patients with suppressed HIV RNA on a regimen consisting of a boosted protease inhibitor plus tenofovir disoproxil fumarate (TDF)/emtricitabine to an...

  • TAF/FTC Coformulation Approved

    The FDA has approved a new 2-NRTI formulation containing tenofovir alafenamide (TAF) 25 mg + emtricitabine (FTC) 200 mg for adults and children ≥12 years of age; its brand name is Descovy. This is a TAF-containing alternative to TDF/FTC (Truvada).

    Recommended dosing is 1 tablet PO daily...

  • Efavirenz, Dolutegravir, and Darunavir: Pharmacokinetics during Pregnancy

    Three studies presented at the 2016 Conference on Retroviruses and Opportunistic Infections (CROI) explored the pharmacokinetics of antiretrovirals administered during pregnancy. These studies support the use of standard-dose efavirenz, once-daily dolutegravir, and BID ritonavir-boosted...

  • Switching from TDF/FTC to TAF/FTC

    Researchers at the 2016 Conference on Retroviruses and Opportunistic Infections presented results from a randomized double-blind, double-dummy switch study of TAF/FTC. Over 660 patients with virologic suppression on TDF/FTC-containing 3-drug regimens were either switched to TAF/FTC (200/10 mg...

  • FDA Approves New TAF-Containing Analogue of Complera; Complera Approved for Pediatrics

    The FDA has approved a single-pill combination of rilpivirine + emtricitabine + tenofovir alafenamide (TAF); its brand name is Odefsey.

    It is intended for initial treatment of HIV-1-infected persons age 12 years and older whose pretreatment HIV RNA is ≤100,000 copies/mL, or as a substitute...

  • Tissue Levels of TAF: Too Low for PrEP?

    A pharmacokinetic study presented at the Conference on Retroviruses and Opportunistic Infections in Boston in February evaluated concentrations of tenofovir (TFV) and TFV-diphosphate (DP) in genital and rectal tissue and in anogenital fluid samples after administration of oral tenofovir...

  • HIV Meds Updates: Fast Takes - ATV & Rilpivirine / Rifabutin

    ATV pediatric powder formulation

    An oral powder formulation of atazanavir has been approved by the FDA for use in infants and children older than 3 months and weighing 10 to <25 kg. It must administered with ritonavir, and used in combination with other antiretrovirals. For infants, it may be...

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