5 results match your criteria: "Imperial College Healthcare NHS Trust St Mary's Hospital[Affiliation]"

Evolution of changes in cognitive function after the initiation of antiretroviral therapy.

AIDS Res Ther

September 2016

Clinical Trials, Faculty of Medicine, Winston Churchill Wing, St. Mary's Hospital, Imperial College, Praed Street, London, W2 1NY UK ; Department of HIV and Genitourinary Medicine, Imperial College Healthcare NHS Trust St Mary's Hospital, London, UK.

Background: Cognitive function is reported to improve after the initiation of combination antiretroviral therapy (cART). Data on the evolution of such changes are limited. We assessed the dynamics of changes in cognitive parameters, in HIV-positive subjects initiating cART.

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Objectives: Boceprevir is a first-generation direct-acting antiviral licensed for the treatment of hepatitis C infection. Sildenafil is an oral therapy for erectile dysfunction. As boceprevir is a potent inhibitor of CYP3A4, potential pharmacokinetic interactions may occur when it is coadministered with sildenafil.

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Introduction: Treatment of HIV/TB co-infection is challenging due to high drug-drug interaction potential between antiretrovirals and rifamycins, such as rifampicin (RIF). The PK interaction between darunavir/ritonavir (DRV/RTV) and RIF has not been studied. Utilizing other protease inhibitor data, population PK modelling and simulation was applied to assess the impact of RIF on DRV/RTV PK and generate alternative dosing strategies to aid future clinical trial design.

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Objectives: Pharmacokinetic parameters following modifications to antiretroviral therapy and sanctuary site exposure are often unknown for recently licensed antiretrovirals. We assessed plasma, CSF and seminal plasma (SP) exposure of rilpivirine after switching from nevirapine.

Methods: HIV-infected male subjects receiving tenofovir/emtricitabine/nevirapine (245/200/400 mg) once daily switched to tenofovir/emtricitabine/rilpivirine (245/200/25 mg) once daily for 60 days when CSF and semen samples were collected.

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