STI Blood Test London

Feb 13, 2026

STI Blood Test London

A private STI blood test in London checks for sexually transmitted infections detectable in blood—including HIV, syphilis, hepatitis B, and hepatitis C—with completely confidential results delivered in 2-3 days. Regular testing is recommended for anyone who is sexually active, especially after new partners or unprotected sex.

At Blood Test London, STI blood testing costs from £245 with complete confidentiality.

What We Test

Infection

Test Type

Window Period

HIV 1 & 2

Antibody/antigen

4-6 weeks

Syphilis

Antibody

3-6 weeks

Hepatitis B

Antibody/antigen

6 weeks

Hepatitis C

Antibody

6-12 weeks

Note: Some STIs (chlamydia, gonorrhoea) require urine or swab tests, not blood. We can arrange comprehensive testing.

Book Confidential STI Testing

When to Test

  • After unprotected sex with a new partner

  • If a partner discloses an STI

  • Beginning a new relationship

  • Routine sexual health check (recommended annually)

  • If you have symptoms

Complete Confidentiality

  • Results sent securely to you only

  • No GP notification unless you request

  • Discreet clinic environment

  • Non-judgmental service

Book Your STI Test

Book via WhatsApp

Price: From £245 | Results: 2-3 days | Doctor review: A doctor always reviews every result | Confidential

Blood Test London by The Wellness. Confidential STI testing from £245.