This private blood test measures 17-hydroxyprogesterone, a hormone used to help investigate congenital adrenal hyperplasia and some causes of excess androgen symptoms. The test costs £156.25, plus a £50 blood-draw fee, with results usually available in 5 days.
You can walk in or book online at 117a Harley Street, seven days a week.
Written by Mr Stephen Lingam. Reviewed by Dr Penny Sheehan (GMC 6056535) on 28/09/2026.
It measures 17-hydroxyprogesterone, a hormone used to help investigate congenital adrenal hyperplasia and some causes of excess androgen symptoms.
The test costs £156.25. A separate £50 blood-draw fee applies.
Results are usually available in 5 days.
No GP referral is needed. You can walk in or book online.