Overview
The purpose of this study is to study the effect of Drospirenone on cervical mucus change by modified Insler score, pre-bariatric surgery and post-bariatric surgery
Description
After being informed about the study and potential risks, all participants giving written informed consent who meet the eligibility requirements will take Drospirenone-only pills (4 mg, once daily). Cervical mucus by modified Insler score will be evaluated on Day 4-7 of Drospirenone taking. Pre-bariatric surgery results will be compared with post-bariatric surgery results.
Eligibility
Inclusion Criteria:
- Thai women aged 18-45 years who are obese and had an appointment for Bariatric surgery at Chulalongkorn Hospital
- Need contraception
- Able to use non-hormonal contraception during the study
- Giving consent
Exclusion Criteria:
- Pregnancy or history of giving birth within 3 months
- Breastfeeding within the 6 months
- History of using DMPA within 12 months
- History of using other types of hormonal birth control pills within 4 weeks
- History of bilateral oophorectomy or hysterectomy
- Suspected ovarian tumor or pathological ovarian cyst
- Regular cigarette smoking
- Contraindications to Drospirenone