ASTRA and its associated studies, CIPHER and AURAH, present independent research funded by the National Institute for Health Research (NIHR) under its Programme Grants for Applied Research funding scheme (RP-PG-0608-10142).

The studies were some of the components of CAPRA, a programme for the Comprehensive Assessment of the Prevention Role of Antiretroviral therapy.

The studies also received support through the Comprehensive Clinical Research Network.

This website is provided courtesy of University College London.

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Antiretrovirals, Sexual Transmission Risk and Attitudes

ASTRA is one of the component studies of a research programme which aimed to assess whether a policy of offering antiretroviral therapy (ART) treatment to all people diagnosed with HIV in the UK would be acceptable, effective and cost-effective.  more...

CAPRA Final Report

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The CAPRA research programme which underpinned the ASTRA, AURAH and CIPHER studies (among others) produced its final report in November 2017.


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AURAH2 is a longitudinal study that commenced in early 2015 and builds on the work of the AURAH study.

The study uses a web based questionnaire to gather the experiences and opinions from over 1000 gay men who use sexual health centres in London and Brighton. The study will last for three years. Its aim is to help understand sexual health needs and to shape HIV prevention efforts.

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