| Extension for Menopause Sample Collection (NCT06171373) | SPD Development Company Limited | 2024-01-22 |
| Biobank Cycle Collection (NCT05642637) | SPD Development Company Limited | 2022-12-06 |
| Period Tracker Lay User Study (NCT05091658) | SPD Development Company Limited | 2021-10-14 |
| Period Tracker at Home Study (NCT05088382) | SPD Development Company Limited | 2021-08-04 |
| Menopause Sample Collection (NCT04853472) | SPD Development Company Limited | 2021-04-19 |
| Menstrual Cycle Symptom Tracking (NCT04756739) | SPD Development Company Limited | 2021-02-22 |
| Clearblue Pregnancy Test Lay User Usage Study (NCT04746014) | SPD Development Company Limited | 2021-02-09 |
| Home Ovulation Test One Cycle at Home Study (NCT04667858) | SPD Development Company Limited | 2020-12-22 |
| Digital Home Ovulation Test One Cycle at Home Study (NCT04667845) | SPD Development Company Limited | 2020-12-22 |
| Home Pregnancy Test Study on BioBank Samples (NCT04610632) | SPD Development Company Limited | 2020-11-09 |
| Home Pregnancy Test Evaluation, Lay User Study (NCT04372745) | SPD Development Company Limited | 2020-10-08 |
| Heart Rate Variability During the Menstrual Cycle (NCT04382001) | SPD Development Company Limited | 2020-06-01 |
| Clearblue Pregnancy Test - Lay User Study (NCT04043169) | SPD Development Company Limited | 2019-07-30 |
| Investigation of Heart Rate Variability During the Menstrual Cycle (NCT04008277) | SPD Development Company Limited | 2019-07-19 |
| Late Pregnancy Sample Collection Study (NCT04010682) | SPD Development Company Limited | 2019-06-20 |
| Biotin Sample Collection Study (NCT03746821) | SPD Development Company Limited | 2018-11-07 |
| Continuous Sample Collection Study (NCT03719846) | SPD Development Company Limited | 2018-11-05 |
| Home Pregnancy Test Evaluation Study (NCT03589534) | SPD Development Company Limited | 2018-06-06 |
| Connected Ovulation Test Efficacy Study (NCT03424590) | SPD Development Company Limited | 2018-01-29 |