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Health condition

PrEP access UK

PrEP - a daily or event-based tablet - reduces the risk of acquiring HIV from sex by around 99% when taken correctly, and is available free from NHS sexual health clinics or privately.

Last reviewed 2026-09-27 · Next review due 2027-09-27

Key points

  • PrEP (tenofovir/emtricitabine) is for HIV-negative people at ongoing risk

  • Available free via NHS sexual health clinics; private and online routes offer speed and convenience

  • Requires an HIV test before starting and kidney function monitoring

  • Daily dosing or event-based dosing (for some groups) are both evidence-based

  • PrEP prevents HIV only - condoms and screening still matter for other STIs

Understanding it

About PrEP access UK.

Pre-exposure prophylaxis puts protective drug levels in place before any exposure, and adherence is the deciding factor in its near-complete protection. It suits people with HIV-positive partners not yet undetectable, inconsistent condom use with new partners, or other ongoing risk.

Baseline HIV and kidney tests, a supply with clear dosing guidance, and quarterly review combining HIV/STI screening with safety monitoring. On the NHS, routine referrals of this kind often take 20-45+ weeks in many areas, whereas a private GUM (sexual health) specialist can typically see you within around two weeks, with any tests and treatment arranged promptly afterwards.

A quiet reminder

This guide is for information, not medical advice.

Your GP or specialist knows your history and can tell you which parts apply to you. If in doubt, see them - and treat sudden severe symptoms as an emergency.

Frequently asked

Common questions about PrEP access UK.

Quick, plain-English answers to what people ask us most.

  • What is PrEP?

    PrEP (pre-exposure prophylaxis) is medication taken by HIV-negative people to significantly reduce the risk of acquiring HIV, used either daily or, for some, around specific instances of potential exposure.

  • How effective is PrEP at preventing HIV?

    When taken consistently as directed, PrEP is highly effective at preventing HIV transmission through sex, making it one of the most powerful tools available for HIV prevention.

  • Who should consider taking PrEP?

    PrEP is recommended for people at higher risk of HIV exposure, including those with an HIV-positive partner not on effective treatment, people with multiple sexual partners in higher-prevalence settings, or others assessed as being at meaningful risk.

  • How can I access PrEP in the UK?

    PrEP is available free through NHS sexual health clinics across the UK, following an assessment of your risk and suitability, and it's also available privately for those who prefer quicker or more discreet access.

  • Are there side effects of PrEP?

    Most people tolerate PrEP well, though some experience mild side effects initially, such as nausea or headache, which often settle within the first few weeks; regular monitoring checks for any longer-term effects on kidney function.

  • What monitoring is needed while taking PrEP?

    Regular HIV testing (typically every three months), along with kidney function and other relevant blood tests, are part of standard PrEP monitoring to ensure it remains safe and effective for you.

  • Does PrEP protect against other sexually transmitted infections?

    No, PrEP specifically protects against HIV and doesn't protect against other STIs, so condoms and regular STI screening remain important alongside PrEP use if relevant to your circumstances.

  • PrEP vs PEP — what's the difference?

    PrEP is taken before potential exposure to prevent HIV, while PEP (post-exposure prophylaxis) is an emergency short course of medication started after a specific high-risk exposure has already occurred, and needs to begin within 72 hours to be effective.

  • How quickly can I access NHS PrEP services?

    Waiting times for NHS sexual health clinic PrEP assessment vary by area and demand, and can sometimes involve a wait, which leads some people to seek quicker private access if timing is a priority.

  • When should I seek access, and how quickly can I be seen privately?

    If you believe you're at risk of HIV exposure and want to start PrEP, seek assessment promptly. Private sexual health clinics can often arrange PrEP assessment and access within days, faster than some NHS clinic waiting times in high-demand areas.