Fig. 1

Adverse reactions at 3 and 6 months. Grouping: Group A (Dan’e Fukang Decoction), Group B (Denogestrel), Group C (Goserelin + Manyue Le). Adverse reaction types: Nausea, Breast tenderness, Headache/Insomnia, Gastrointestinal reactions, IUD displacement. The horizontal axis represents the types of adverse reactions, and the vertical axis represents the number of cases. Color differentiation groups: Group A (blue), Group B (orange), Group C (green)