About the Authors

Lan Lan Liang Yeh

To whom correspondence should be addressed. E-mail: lanlanliang2@yahoo.com

Affiliation Division of Clinical Research, National Health Research Institutes, Zhunan, Taiwan

Jah-Yao Liu

Affiliation Department of Obstetrics and Gynaecology, Tri-Service General Hospital of National Defense Medical Centre, Taipei, Taiwan

Kao-Si Lin

Affiliation Department of Chinese Medicine, Tri-Service General Hospital of National Defense Medical Centre, Taipei, Taiwan

Yu-Shen Liu

Affiliation Section of Obstetrics and Gynaecology, Taipei Municipal Hospital Zhongxiao Branch, Taipei, Taiwan

Jeng-Min Chiou

Affiliation Institute of Statistical Science of Academia Sinica, Taipei, Taiwan

Kung-Yee Liang

Affiliation Division of Biostatistics and Bioinformatics, National Health Research Institutes, Zhunan, Taiwan

Te-Feng Tsai

Affiliation Section of Chinese Medicine, Taipei Municipal Hospital Zhongxiao Branch, Taipei, Taiwan

Li-Hsiang Wang

Affiliation Department of Chinese Medicine, Tri-Service General Hospital of National Defense Medical Centre, Taipei, Taiwan

Chiung-Tong Chen

Affiliation Division of Biotechnology and Pharmaceutical Research, National Health Research Institutes, Zhunan, Taiwan

Ching-Yi Huang

Affiliation Division of Clinical Research, National Health Research Institutes, Zhunan, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LLY. Performed the experiments: LLY. Analyzed the data: LLY J-MC C-YH. Contributed reagents/materials/analysis tools: LLY. Wrote the paper: LLY. Other: Initiated the investigations: LLY. Proposed preliminary study design: LLY. Wrote protocol: LLY. Obtained funding: LLY. Recruited subjects: LLY. Organized the team: LLY. Coordinated study execution: LLY. Contributed to the study design on dosage regimen: LLY J-YL K-SL. Screened pharmaceutical companies and determined the formulation: LLY C-TC. Initiated and developed electronic data capture system: LLY. Collected, managed, and analyzed data: LLY. Had the idea of sealing capsules to mask the aroma: J-YL. Performed Ultrasound examination: J-YL Y-SL. Performed blood draw: J-YL Y-SL. Determined the classification of dysmenorrhoea: J-YL. Prescribed and handed out ibuprofen: J-YL Y-SL. Attended adverse reactions: J-YL K-SL. Revised online diary: J-YL K-SL Y-SL T-FT. Designed repeated measurement analyses: K-YL J-MC. Performed repeated measurement analyses: J-MC. Wrote statistical report: J-MC. Prescribed and handed out the study products: L-HW T-FT. Wrote the report: LLY.