Clinical Trial: A Multicentre Observational Cohort Study: The Effectiveness of Ethinyl Estradiol/Drospirenone (YAZ) 24+4 in Bleeding control and menstrual cycle regulation in patients with AUB-O of different bleeding intensities (China)

China, Aug. 21 -- The Chinese Clinical Trial Registry (ChiCTR) received information related to the study titled 'A Multicentre Observational Cohort Study: The Effectiveness of Ethinyl Estradiol/Drospirenone (YAZ) 24+4 in Bleeding control and menstrual cycle regulation in patients with AUB-O of different bleeding intensities'. The following are the other relevant details related to the trial:

Registration Number: ChiCTR2600130388

Registration Time: 2026/08/19

Type: Observational study

Primary Sponsor: West China Second University Hospital, Sichuan University

To know more, click on https://www.chictr.org.cn/showprojEN.html?proj=333236

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