Geneva, Sept. 25 -- International Clinical Trials Registry received information related to the study (ChiCTR2600132615) titled 'A prospective clinical study on the efficacy, safety and recurrence of oral isotretinoin in the treatment of moderate-to-severe acne with different doses, treatment stages and medication rhythms' on Sept. 16.

Study Type: Observational study

Study Design: Sequential

Primary Sponsor: West China Hospital of Sichuan University

Condition: Moderate-to-severe vulgaris acne

Recruitment Status: Not Recruiting

Phase: 4

Date of First Enrollment: 2026-10-01

Target Sample Size: Observation group:500;

Countries of Recruitment: China

To know more, visit https://www.chictr.org.cn/showproj.html?proj=342374

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