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Recruiting NCT05642637

NCT05642637 Biobank Cycle Collection

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Clinical Trial Summary
NCT ID NCT05642637
Status Recruiting
Phase
Sponsor SPD Development Company Limited
Condition Pregnancy
Study Type OBSERVATIONAL
Enrollment 1,500 participants
Start Date 2022-12-06
Primary Completion 2028-01

Eligibility & Interventions

Sex Female only
Min Age 18 Years
Max Age N/A
Study Type OBSERVATIONAL

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

This is an observational study. You will not receive an experimental treatment; researchers will collect data based on your existing condition or standard treatment.

This trial targets 1,500 participants in total. It began in 2022-12-06 with a primary completion date of 2028-01.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

This study will provide daily urine samples from volunteers who are trying to conceive in order to maintain the SPD biobank. Study volunteers, seeking to conceive will be provided with a CE marked Clearblue Ovulation product to help them pinpoint their most fertile time and aid conception. All volunteers will provide daily early morning urine samples throughout the study period and keep a study diary of menses and pregnancy test results for up to 3 menstrual cycles. Urine samples will be received in the clinical laboratory and aliquoted and stored at -80˚C until required.

Eligibility Criteria

Inclusion Criteria: * Females aged 18 and over actively trying to conceive * At least 2 regular consecutive cycles since last pregnancy/miscarriage/ stopping breastfeeding or contraception * Willing to disclose their pregnancy status and provide urine samples. * Willing to give informed consent and comply with the study procedures Exclusion Criteria: * Trying to conceive for \>6 months (under 35 years) or \> 3 months (35 years and over) * Has a diagnosis of Polycystic Ovary Syndrome (PCOS) * Taking medication or has known condition which means they should not get pregnant. * Currently pregnant or breastfeeding * Using any treatment which may affect the menstrual cycle (e.g. contraceptive pill) * Using or has previously used infertility medications or hormone replacement medications containing LH or hCG \\ (e.g. Pregnyl®) * Using or undergoing any other medical treatment for fertility such as ovulation drugs, artificial insemination and assisted fertility such as IVF or ICSI * Peri-or post-menopausal, e.g. experiencing symptoms: irregular menstrual periods, hot flushes, night sweats, sleep disturbances and/or moods swings * Abnormal liver or kidney function * Taking antibiotics containing tetracycline. * Participated in this study within the last 6 months

Contact & Investigator

Central Contact

Sarah Weddell

✉ sarah.weddell@spdspark.com

📞 01234 835000

Principal Investigator

Raniero Zazzeroni

STUDY DIRECTOR

SPD Development Company

Frequently Asked Questions

Who can join the NCT05642637 clinical trial?

This trial is open to female participants only, aged 18 Years or older, studying Pregnancy. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT05642637 currently recruiting?

Yes, NCT05642637 is actively recruiting participants. Contact the research team at sarah.weddell@spdspark.com for enrollment information.

Where is the NCT05642637 trial being conducted?

This trial is being conducted at Bedford, United Kingdom.

Who is sponsoring the NCT05642637 clinical trial?

NCT05642637 is sponsored by SPD Development Company Limited. The principal investigator is Raniero Zazzeroni at SPD Development Company. The trial plans to enroll 1,500 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology