# "Quick-starting" of a New Combined Hormonal Contraceptive Pills, 15 mg Estetrol/3 mg Drospirenone VS 20 mcg Ethinylestradiol/75 mcg Gestodene Focusing on Ovulation Inhibition

> **NCT06396221** · NA · COMPLETED · sponsor: **Chulalongkorn University** · enrollment: 36 (actual)

## Conditions studied

- Ultrasound Finding: Ovulation Inhibition, Ovarian Activities
- Cervical Mucus
- Serum Hormonal Profile

## Interventions

- **DRUG:** Estetrol 15 mg/Drospirenone 3 mg (24/4)
- **DRUG:** Ethinylestradiol (EE) 20 mcg/Gestodene 75 mcg (21/7)

## Key facts

- **NCT ID:** NCT06396221
- **Lead sponsor:** Chulalongkorn University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2024-05-01
- **Primary completion:** 2024-09-30
- **Final completion:** 2024-09-30
- **Target enrollment:** 36 (ACTUAL)
- **Last updated:** 2025-05-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06396221

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06396221, ""Quick-starting" of a New Combined Hormonal Contraceptive Pills, 15 mg Estetrol/3 mg Drospirenone VS 20 mcg Ethinylestradiol/75 mcg Gestodene Focusing on Ovulation Inhibition". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT06396221. Licensed CC0.

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