Private, confidential HIV testing in London with same-day results. Test from 28 days after exposure, with results within 4 hours at our five clinics with on-site labs, or we refund your test fee.

Book a routine HIV test if you have no symptoms and know when the possible exposure happened, with no need to see a GP. If you have symptoms, have had more than one possible exposure or aren't sure which test or timing is right, choose GP-led HIV testing at any of our London clinics and your GP will help you decide.
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HIV (human immunodeficiency virus) attacks the immune system. Without treatment, it gradually weakens the body's ability to fight infection. With early diagnosis and treatment, people with HIV can expect to live a long, healthy life.
HIV is not passed on through kissing, hugging, sharing cups or cutlery, or toilet seats.
You can't rely on symptoms. Many people with HIV feel completely well for years. A few weeks after infection, some people have a short flu-like illness, sometimes called a seroconversion illness. Symptoms can include:
Colds, flu and many other viruses cause the same symptoms, so base your decision to test on risk and timing, not symptoms. If you feel very unwell after a possible exposure, for example with severe shortness of breath, chest pain or confusion, get urgent help from NHS 111, an urgent care centre or A&E.
Finding HIV early means treatment can start long before the immune system is damaged. Modern treatment is usually taken once a day, and people whose virus is undetectable on treatment cannot pass HIV on through sex.
After a possible risk
As part of regular testing
HIV tests are highly accurate when taken at the right time. Every test has a window period, the time after infection before HIV can be detected, and a negative result from 45 days after exposure is treated as conclusive. A positive result is confirmed with a further laboratory test before a diagnosis is made. Your result only applies to you, so partners need their own test. If your exposure was sexual, consider testing for chlamydia, gonorrhoea and syphilis too, as they're passed on in similar ways and often cause no symptoms. An STI screen tests for them all in one visit.
Timing matters
The right test depends on how long it's been since the possible exposure. If you're not sure, or you've had more than one exposure, a GP can help you plan your testing.
It's too early to test. Go to an NHS sexual health clinic or A&E today and ask about PEP, emergency HIV medicine that must be started within 72 hours. You can book an HIV test with us later.
It's too late for PEP, and too early for a standard test to be conclusive. An early detection HIV RNA test can pick up infection from around 10 days. A negative result is reassuring, but you'll still need a fourth-generation test from 45 days.
A fourth-generation HIV test will pick up many infections by now. A negative result is very reassuring, but repeat the test from 45 days for a conclusive answer, especially after a higher-risk exposure.
A fourth-generation HIV test now gives a conclusive answer, as long as there have been no further risks since. If you've had several possible exposures, book a GP appointment and we'll work out the right testing plan with you.
Your testing options
Choose routine testing if you have no symptoms and it's been at least 28 days since the possible exposure. Choose GP-led testing if you have symptoms, have had several exposures or want help choosing the right test and timing.
For routine testing without symptoms
Test for HIV on its own, choose an HIV early detect test from 10 days, or book an STI screen, which includes HIV. A trained healthcare assistant takes your blood sample at one of our five London clinics with on-site labs. Prices include the appointment, test, handling fee and results.
Fourth-generation HIV 1&2/p24 antigen. Suitable from 28 days post exposure; conclusive from 45 days. Results within 4 hours, backed by our money-back guarantee.
HIV-1 RNA. Suitable from 10 days post exposure. If negative, a fourth-generation test should be taken from 45 days to confirm. Results by 6pm the next day.
Our most popular STI test. Suitable from 45 days post exposure. Same-day STI results within 4 hours, backed by our money-back guarantee.
For symptoms or advice
See a GP at any of our London clinics for an HIV test on its own, or combined with a wider STI screen. Your GP can assess your symptoms and risk, take your samples and explain your results. Prices include a 15-minute GP consultation, tests, handling fee and results.
4-hour results at lab clinics, by 6pm the next day elsewhere.
Our most popular GP-led STI screen. Suitable from 45 days after exposure. 4-hour results at select clinics, next day by 6pm elsewhere.
Suitable from 45 days post exposure. 4 hour results at select clinics, next day by 6pm elsewhere.
From booking to results
Your visit is confidential from start to finish: discreet online booking, a few short questions, a quick blood test and secure results.

HIV care and support
A positive result is a shock for anyone, but you won't be on your own. Modern treatment is highly effective, and we'll guide you through every step.

Fast results, GP support
Fast, confidential testing from a regulated clinic, with GP support if you need it.
Sexual health clinics in London
Eight clinics near major London stations, including five with on-site labs for 4-hour HIV test results.

Situated by South Quay Footbridge, a 3-minute walk from Canary Wharf and Heron Quays stations.

Situated on King Street, a 6-minute walk from Hammersmith underground stations.

Located just off Euston Road, less than a 10-minute walk from both Euston and King’s Cross stations.

Located in the heart of the City, a 5-minute walk from Liverpool Street and Bank stations.

Located just off Borough High Street, an 8-minute walk from London Bridge station.

Located on Wigmore Street, just off Harley Street, a 7-minute walk from Bond Street station.

Located on Clapham High Street, only a 3-minute walk from Clapham Common station.

Located within The Conductor building, a 6-minute walk from Stratford station, or 3 minutes from the Westfield shopping centre.

Speak to a GP by video or phone while you are in the UK — no app needed. Ideal for follow-ups and straightforward concerns.
Know your HIV status
If you’ve had a possible exposure, the most important step is getting tested at the right time for a reliable result.
DocTap’s standard fourth-generation HIV antigen/antibody test can detect many infections by 28 days, but a negative result is treated as conclusive from 45 days after the most recent exposure. The HIV-1 RNA early-detection test is available from 10 days, but a negative early result should still be followed by a standard fourth-generation test from 45 days. The available tests and window periods are explained at https://doctap.co.uk/hiv-tests. Testing earlier than the stated window can miss an infection. If the exposure was within the last 72 hours, seek urgent advice about post-exposure prophylaxis instead of waiting to test.
Choose the standard fourth-generation antigen/antibody test from 28 days after exposure; a negative result is treated as conclusive from 45 days. The HIV-1 RNA early-detection test is available from 10 days for earlier information, but a negative RNA result still needs a fourth-generation test from 45 days. The options are explained at https://doctap.co.uk/hiv-tests.
At selected clinics with on-site laboratories, the fourth-generation HIV test has results within four hours, backed by DocTap’s stated money-back guarantee. At other clinics, fourth-generation and HIV-1 RNA results are usually available by 6pm the next day. Turnaround times can occasionally be longer if additional laboratory testing is required. See current options at https://doctap.co.uk/hiv-tests.
Yes. Your appointment, results and records are stored securely and are not shared with your NHS GP, employer or anyone else without your consent, except where required by law or for serious safety reasons. You can view your results privately through your DocTap account. If you want your NHS GP to have a copy, download the relevant record from the Records tab and send it directly to your NHS GP practice.
If the possible exposure was within the past 72 hours, seek urgent advice about PEP rather than waiting for a routine HIV test. PEP works best when started as soon as possible and must be started within 72 hours. Go to an NHS sexual-health clinic or A&E and explain the exposure and timing. You can arrange follow-up HIV testing later.
PEP (post-exposure prophylaxis) is emergency HIV medicine taken for 28 days to reduce the chance of infection after a high-risk exposure. It must be started within 72 hours, and the sooner the better. PEP is given by NHS sexual health clinics and A&E, not routine GP appointments, so go straight there rather than waiting for a DocTap appointment. You can book follow-up HIV testing with us later.
Instant HIV tests usually give a result within minutes from a finger-prick sample. At DocTap, a blood sample is taken from your arm and processed in our on-site laboratories, with same-day results within 4 hours at five London clinics, or your test fee is refunded.
No, not always. If you have no symptoms and it's been at least 28 days since the exposure, you can book a healthcare assistant-led HIV test directly at one of our five clinics with on-site laboratories. If you have symptoms, a more recent exposure or want advice on which test to choose, book a GP-led appointment instead.
A clinician will explain your result and arrange a confirmatory test if needed. If HIV is confirmed, we'll refer you to a specialist NHS HIV clinic for treatment and ongoing care.