Inclusion Criteria:

• Recent history of miscarriage or delivery (within the past 8 weeks)
• Strong willingness to undergo conservative management
• Hemodynamically stable
• Signed informed consent form

Exclusion Criteria:

• Heavy vaginal bleeding (requiring immediate surgical intervention)
• Active pelvic or systemic infection (e.g., fever >38°C, elevated CRP/WBC)
• Severe dysfunction of vital organs (heart, liver, or kidney)
• Known drug allergies or contraindications to proposed medications (e.g., misoprostol intolerance)
• Suspected ectopic pregnancy or gestational trophoblastic disease (confirmed by ultrasound or β-hCG levels)
• Placenta accreta spectrum disorders diagnosed during current pregnancy
• History of uterine artery embolization