- Research Article
- 10.1111/hiv.70222
Missed opportunities to prevent HIV acquisition with pre-exposure prophylaxis: A mixed methods study of people with recently acquired HIV in the United Kingdom.
- Mar 19, 2026
- HIV medicine
- Argyro Karakosta + 13 more +13
To explore missed opportunities for PrEP use among people with recently acquired HIV in the United Kingdom. Data were derived from CASCADE, an international, longitudinal, mixed-methods study of adults (≥16 years) with recently acquired HIV (≤12 months). Individuals were recruited from nine UK clinics (08/2022-09/2024) to self-complete a questionnaire; a subset participated in semi-structured interviews (SSIs). 46 questionnaires were completed (39 cisgender men and 7 women, including 2 transgender women) and 11 SSIs (1 cisgender woman). Among men, 22 perceived HIV risk before diagnosis; 21 had ≥5 sexual partners and 17 reported group sex in the 3 months before diagnosis. Thirty (29 men and 1 woman) reported sexualized drug use. Twenty men had ever used PrEP; seven of them had not used it in the 6 months prior to diagnosis. No women had ever used PrEP. Most gay, bisexual and other men who have sex with men (GBMSM) were aware of PrEP; however, risk perception, social meanings of PrEP and concerns about side effects hindered utilization. Among five men using event-based dosing (EBD), three described difficulty predicting sexual activity that led to missed or mistimed pre-/post-sex doses - while others were reluctant to take daily PrEP. For women, the biggest barrier was lack of awareness. PrEP barriers vary by population. For GBMSM, addressing barriers to uptake/adherence (e.g., EBD challenges) are key, highlighting the potential benefit of long-acting injectables. However, awareness of PrEP remains a key challenge for women to achieve equity in prevention.
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