PCOS · UK

PCOS clinical trials in the UK (2026)

5 PCOS trials that are recruiting or about to recruit list at least one site in the UK: 2 from the US registry (ClinicalTrials.gov), 0 from the EU registry (CTIS) and 3 from the UK registry (ISRCTN). 0 are industry-sponsored.

Data pulled 21 Oct 2026Refreshed weeklyAll PCOS trials

By phase

Phase 1: 1, N/A (non-drug): 1, Observational: 2, Not stated: 1

Lead sponsors

Imperial College London (3) · University of Birmingham (1) · University of Oxford (1)

Open PCOS trials with a site in the UK

Newest registry update first. Every ID links to the official record. "est." marks the sponsor's estimated date. A trial registered in two systems may appear twice when neither record cites the other's number.

ID	Title	Lead sponsor	Phase	Status	Primary completion	Enrolment	Site countries
ISRCTN12411737 ISRCTN	Investigating the use of obafistat on metabolic health in women with polycystic ovary syndrome	Imperial College London	Phase 1	Recruiting	—	57	United Kingdom
ISRCTN56505721 ISRCTN	Myoinositol in adolescent polycystic ovary syndrome	University of Birmingham	Not stated	Recruiting	—	80	United Kingdom
ISRCTN10920454 ISRCTN	Measuring biomarkers using aptamers	Imperial College London	N/A (non-drug)	Recruiting	—	309	United Kingdom
NCT03911297 ClinicalTrials.gov	DAISy-PCOS Phenome Study - Dissecting Androgen Excess and Metabolic Dysfunction in Polycystic Ovary Syndrome	Imperial College London	Observational	Recruiting	31 Dec 2026 (est.)	1,000	United Kingdom
NCT05177562 ClinicalTrials.gov	Reproductive Endocrinology Oxford Study (RepOx)	University of Oxford	Observational	Recruiting	1 Sep 2028 (est.)	1,175	United Kingdom

PCOS trials in other countries: France · US

Other conditions in the UK: Endometriosis · Menopause

Endometriosis, PCOS and menopause trials with sites in Ireland and the UK (including Northern Ireland) on one page: Ireland & UK trials.

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Business research data, not medical advice. TrialsForHer summarises public registry records from ClinicalTrials.gov, the EU Clinical Trials Information System (CTIS) and the UK's ISRCTN registry for professional and research use. Registry entries can be incomplete or out of date, and dates marked "est." are the sponsor's own estimates. Always check the official record. This isn't a way to enrol in a study; patients and carers should talk to their clinician or the study team listed on the registry.