NCT06345586

Brief Summary

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

Trial Health

77
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
16

participants targeted

Target at below P25 for not_applicable

Timeline
2mo left

Started Apr 2024

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress93%
Apr 2024Jul 2026

First Submitted

Initial submission to the registry

March 28, 2024

Completed
6 days until next milestone

First Posted

Study publicly available on registry

April 3, 2024

Completed
15 days until next milestone

Study Start

First participant enrolled

April 18, 2024

Completed
2.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2026

Expected
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

July 1, 2026

Last Updated

March 18, 2026

Status Verified

March 1, 2026

Enrollment Period

2.2 years

First QC Date

March 28, 2024

Last Update Submit

March 17, 2026

Conditions

Keywords

Drospirenone only pillsObesityBariatric surgeryRoux-en-Y gastric bypassCervical mucus

Outcome Measures

Primary Outcomes (1)

  • Cervical mucus by modified Insler score

    Modified Insler score (ferning, spinnbarkeit, viscosity, cellularity) according to the World Health Organization (WHO) guidelines 2010 used for prediction and detection of ovulation. Score ≥9 favoring fertility, 5-8 intermediate, and ≤4 unfavorable to fertility Comparing pre-bariatric surgery with post-bariatric surgery

    1 month before and 1 month after bariatric surgery

Secondary Outcomes (2)

  • Estrogen and progesterone levels versus time

    1 month before and 1 month after bariatric surgery

  • Number of Participants With Treatment-Related Adverse Events

    1 month

Study Arms (1)

Drospirenone

EXPERIMENTAL

Participants received Drospirenone 4 mg tablet orally once daily for 21-28 days

Drug: Drospirenone

Interventions

4 mg tablet once daily

Drospirenone

Eligibility Criteria

Age18 Years - 45 Years
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • 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

You may not qualify if:

  • 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

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Chulalongkorn University

Bangkok, 10330, Thailand

RECRUITING

Related Publications (33)

  • Techagumpuch A, Pantanakul S, Chansaenroj P, Boonyagard N, Wittayapairoch J, Poonthananiwatkul T, et al. Thai Society for metabolic and bariatric surgery consensus guideline on bariatric surgery for the treatment of obese patient in Thailand. JAGST 2021;4:5-18.

    RESULT
  • Simmons K, Edelman A. Contraception in the setting of obesity and bariatric surgery. In: Allen RH, Cwiak CA, editors. Contraception for the medically challenging patient. New York: Springer; 2014. P. 157-80.

    RESULT
  • ACOG practice bulletin no. 105: bariatric surgery and pregnancy. Obstet Gynecol. 2009 Jun;113(6):1405-1413. doi: 10.1097/AOG.0b013e3181ac0544. No abstract available.

  • Ciangura C, Coupaye M, Deruelle P, Gascoin G, Calabrese D, Cosson E, Ducarme G, Gaborit B, Lelievre B, Mandelbrot L, Petrucciani N, Quilliot D, Ritz P, Robin G, Salle A, Gugenheim J, Nizard J; BARIA-MAT Group. Clinical Practice Guidelines for Childbearing Female Candidates for Bariatric Surgery, Pregnancy, and Post-partum Management After Bariatric Surgery. Obes Surg. 2019 Nov;29(11):3722-3734. doi: 10.1007/s11695-019-04093-y.

  • Mechanick JI, Apovian C, Brethauer S, Timothy Garvey W, Joffe AM, Kim J, Kushner RF, Lindquist R, Pessah-Pollack R, Seger J, Urman RD, Adams S, Cleek JB, Correa R, Figaro MK, Flanders K, Grams J, Hurley DL, Kothari S, Seger MV, Still CD. Clinical Practice Guidelines for the Perioperative Nutrition, Metabolic, and Nonsurgical Support of Patients Undergoing Bariatric Procedures - 2019 Update: Cosponsored by American Association of Clinical Endocrinologists/American College of Endocrinology, The Obesity Society, American Society for Metabolic and Bariatric Surgery, Obesity Medicine Association, and American Society of Anesthesiologists. Obesity (Silver Spring). 2020 Apr;28(4):O1-O58. doi: 10.1002/oby.22719.

  • Mengesha BM, Carter JT, Dehlendorf CE, Rodriguez AJ, Steinauer JE. Perioperative pregnancy interval, contraceptive counseling experiences, and contraceptive use in women undergoing bariatric surgery. Am J Obstet Gynecol. 2018 Jul;219(1):81.e1-81.e9. doi: 10.1016/j.ajog.2018.04.008. Epub 2018 Apr 7.

  • United Nations Department of Economic and Social Affairs, Population Division (2022). World Contraceptive Use 2022 [Internet]. [cited 9 August 2023]. Available from: https://www.un.org/development/desa/pd/data/world-contraceptive-use.

    RESULT
  • Nightingale AL, Lawrenson RA, Simpson EL, Williams TJ, MacRae KD, Farmer RD. The effects of age, body mass index, smoking and general health on the risk of venous thromboembolism in users of combined oral contraceptives. Eur J Contracept Reprod Health Care. 2000 Dec;5(4):265-74. doi: 10.1080/13625180008500402.

  • Jick H, Jick SS, Gurewich V, Myers MW, Vasilakis C. Risk of idiopathic cardiovascular death and nonfatal venous thromboembolism in women using oral contraceptives with differing progestagen components. Lancet. 1995 Dec 16;346(8990):1589-93. doi: 10.1016/s0140-6736(95)91928-7.

  • Effect of different progestagens in low oestrogen oral contraceptives on venous thromboembolic disease. World Health Organization Collaborative Study of Cardiovascular Disease and Steroid Hormone Contraception. Lancet. 1995 Dec 16;346(8990):1582-8.

  • Rosano GMC, Rodriguez-Martinez MA, Spoletini I, Regidor PA. Obesity and contraceptive use: impact on cardiovascular risk. ESC Heart Fail. 2022 Dec;9(6):3761-3767. doi: 10.1002/ehf2.14104. Epub 2022 Sep 14.

  • Cardiovascular disease and use of oral and injectable progestogen-only contraceptives and combined injectable contraceptives. Results of an international, multicenter, case-control study. World Health Organization Collaborative Study of Cardiovascular Disease and Steroid Hormone Contraception. Contraception. 1998 May;57(5):315-24.

  • Vasilakis C, Jick H, del Mar Melero-Montes M. Risk of idiopathic venous thromboembolism in users of progestagens alone. Lancet. 1999 Nov 6;354(9190):1610-1. doi: 10.1016/S0140-6736(99)04394-9.

  • WHO Guidelines Approved by the Guidelines Review Committee. Medical Eligibility Criteria for Contraceptive Use. 5 ed. Geneva: World Health Organization Copyright © World Health Organization 2015.; 2015. p. 156-85.

    RESULT
  • Curtis KM, Tepper NK, Jatlaoui TC, Berry-Bibee E, Horton LG, Zapata LB, Simmons KB, Pagano HP, Jamieson DJ, Whiteman MK. U.S. Medical Eligibility Criteria for Contraceptive Use, 2016. MMWR Recomm Rep. 2016 Jul 29;65(3):1-103. doi: 10.15585/mmwr.rr6503a1.

  • Palacios S, Colli E, Regidor PA. Efficacy and cardiovascular safety of the new estrogen-free contraceptive pill containing 4 mg drospirenone alone in a 24/4 regime. BMC Womens Health. 2020 Oct 2;20(1):218. doi: 10.1186/s12905-020-01080-9.

  • Palacios S, Regidor PA, Colli E, Skouby SO, Apter D, Roemer T, Egarter C, Nappi RE, Skrivanek A, Jakimiuk AJ, Weyers S, Acs N, Elia D, Gemzell Danielsson K, Bitzer J. Oestrogen-free oral contraception with a 4 mg drospirenone-only pill: new data and a review of the literature. Eur J Contracept Reprod Health Care. 2020 Jun;25(3):221-227. doi: 10.1080/13625187.2020.1743828. Epub 2020 Apr 21.

  • Creinin MD, Angulo A, Colli E, Archer DF. The efficacy, safety, and tolerability of an estrogen-free oral contraceptive drospirenone 4 mg (24/4-day regimen) in obese users. Contraception. 2023 Dec;128:110136. doi: 10.1016/j.contraception.2023.110136. Epub 2023 Aug 5.

  • Archer DF, Ahrendt HJ, Drouin D. Drospirenone-only oral contraceptive: results from a multicenter noncomparative trial of efficacy, safety and tolerability. Contraception. 2015 Nov;92(5):439-44. doi: 10.1016/j.contraception.2015.07.014. Epub 2015 Jul 29.

  • Schlatter J. Oral Contraceptives after Bariatric Surgery. Obes Facts. 2017;10(2):118-126. doi: 10.1159/000449508. Epub 2017 Apr 22.

  • Krepelka P. New estrogen-free oral hormonal contraceptive (Estrogene free ill-EFP). Ceska Gynekol. 2020 Winter;85(3):222-225.

  • Duijkers IJ, Heger-Mahn D, Drouin D, Skouby S. A randomised study comparing the effect on ovarian activity of a progestogen-only pill (POP) containing desogestrel and a new POP containing drospirenone in a 24/4 regimen. Eur J Contracept Reprod Health Care. 2015;20(6):419-27. doi: 10.3109/13625187.2015.1044082. Epub 2015 Jun 15.

  • Han L, Creinin MD, Hemon A, Glasier A, Chen MJ, Edelman A. Mechanism of action of a 0.075 mg norgestrel progestogen-only pill 2. Effect on cervical mucus and theoretical risk of conception. Contraception. 2022 Aug;112:43-47. doi: 10.1016/j.contraception.2022.03.016. Epub 2022 Mar 31.

  • Moghissi KS, Marks C. Effects of microdose norgestrel on endogenous gonadotropic and steroid hormones, cervical mucus properties, vaginal cytology, and endometrium. Fertil Steril. 1971 Jul;22(7):424-34. doi: 10.1016/s0015-0282(16)38342-x. No abstract available.

  • FSRH Guideline (August 2022) Progestogen-only Pills. BMJ Sex Reprod Health. 2022 Aug;48(Suppl 1):1-75. doi: 10.1136/bmjsrh-2022-PoP. No abstract available.

  • Brache V, Cochon L, Duijkers IJ, Levy DP, Kapp N, Monteil C, Abitbol JL, Klipping C. A prospective, randomized, pharmacodynamic study of quick-starting a desogestrel progestin-only pill following ulipristal acetate for emergency contraception. Hum Reprod. 2015 Dec;30(12):2785-93. doi: 10.1093/humrep/dev241. Epub 2015 Sep 23.

  • Trevor G Cooper. WHO laboratory manual for the Examination and processing of human semen.5th ed. Switzerland: WHO; 2010. Appendix 5, Cervical mucus; p. 245-53.

    RESULT
  • Tworoger SS, Hankinson SE. Collection, processing, and storage of biological samples in epidemiologic studies: sex hormones, carotenoids, inflammatory markers, and proteomics as examples. Cancer Epidemiol Biomarkers Prev. 2006 Sep;15(9):1578-81. doi: 10.1158/1055-9965.EPI-06-0629.

  • Taieb J, Benattar C, Birr AS, Lindenbaum A, Frydman R, Olivennes F. Delayed assessment of serum and whole blood estradiol, progesterone, follicle-stimulating hormone, and luteinizing hormone kept at room temperature or refrigerated. Fertil Steril. 2000 Nov;74(5):1053-4. doi: 10.1016/s0015-0282(00)01546-6. No abstract available.

  • Jane Ellis M, Livesey JH, Evans MJ. Hormone stability in human whole blood. Clin Biochem. 2003 Mar;36(2):109-12. doi: 10.1016/s0009-9120(02)00440-x.

  • Glasier A, Edelman A, Creinin MD, Han L, Matulich MC, Brache V, Westhoff CL, Hemon A. Mechanism of action of norgestrel 0.075 mg a progestogen-only pill. I. Effect on ovarian activity. Contraception. 2022 Aug;112:37-42. doi: 10.1016/j.contraception.2022.03.022. Epub 2022 Mar 26.

  • Wathen NC, Perry L, Lilford RJ, Chard T. Interpretation of single progesterone measurement in diagnosis of anovulation and defective luteal phase: observations on analysis of the normal range. Br Med J (Clin Res Ed). 1984 Jan 7;288(6410):7-9. doi: 10.1136/bmj.288.6410.7.

  • Landgren BM, Unden AL, Diczfalusy E. Hormonal profile of the cycle in 68 normally menstruating women. Acta Endocrinol (Copenh). 1980 May;94(1):89-98. doi: 10.1530/acta.0.0940089. No abstract available.

MeSH Terms

Conditions

Obesity

Interventions

drospirenone

Condition Hierarchy (Ancestors)

OverweightOvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Officials

  • Punyawee Utaipatanacheep

    Chulalongkorn University

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Punyawee Utaipatanacheep

CONTACT

Somsook Santibenchakul

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Purpose
BASIC SCIENCE
Intervention Model
SINGLE GROUP
Model Details: Participants received Drospirenone will be assess for cervical mucus change by modified Insler score
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

March 28, 2024

First Posted

April 3, 2024

Study Start

April 18, 2024

Primary Completion (Estimated)

July 1, 2026

Study Completion (Estimated)

July 1, 2026

Last Updated

March 18, 2026

Record last verified: 2026-03

Data Sharing

IPD Sharing
Will not share

Currently have no recruited participant.

Locations