Safety of combined long-acting injectable cabotegravir and long-acting injectable rilpivirine in virologically suppressed adolescents with HIV (IMPAACT 2017/MOCHA): a phase 1/2, multicentre, open-label, non-comparative, dose-finding study.

Background: Long-acting cabotegravir and long-acting rilpivirine constitute a completely intramuscular antiretroviral therapy (ART) regimen for adults with HIV. We aimed to assess the safety, antiviral activity, and pharmacokinetics of oral cabotegravir and rilpivirine followed by a combination of long-acting cabotegravir and long-acting rilpivirine in virologically suppressed adolescents with HIV.

Methods: The IMPAACT 2017/MOCHA study is a phase 1/2, multicentre, open-label, non-comparative, dose-finding trial being conducted at 18 sites across Botswana, South Africa, Thailand, Uganda, and the USA.

Cethromycin Pharmacokinetics and Pharmacodynamics for Single Dose Cure of Liver Stages.

Cethromycin combines a quinoline nucleus and a macrolide for broad spectrum antibacterial and antiprotozoan activity. Here we characterized the murine pharmacokinetics and lifecycle stage pharmacodynamics for the cethromycin base. Liver pharmacokinetic studies in mice show peak mM drug levels in the liver with 20 hour sustained levels above 10 μM.

Safety and drug quantification of the dapivirine vaginal ring and oral pre-exposure prophylaxis in breastfeeding mother-infant pairs (MTN-043): a phase 3B, open-label, randomised trial.

Background: In 2021, WHO recommended dapivirine vaginal rings (DVRs) for HIV prevention, but noted evidence gaps for breastfeeding populations. This trial aimed to describe safety profiles associated with DVRs and oral pre-exposure prophylaxis (PrEP) use during breastfeeding and to summarise study-drug quantification and concentrations for mothers and infants.

Methods: Microbicide Trials Network (MTN)-043 was a phase 3b, open-label, randomised trial in which mother-infant pairs were recruited from local health facilities and enrolled at four HIV clinical trial sites in Malawi, South Africa, Uganda, and Zimbabwe.