A study at an integrated medical hospital in Korea gave a group of women diagnosed with unexplained infertility a standard treatment package of acupuncture, herbal medicine, and moxibustion for 6 months. For the women that followed the full protocol for six menstrual cycles, a pregnancy rate of 60.9% was recorded. The conclusions of the authors of the study was that the standard therapeutic package for unexplained infertility was safe for both mother and child, and that the success rate in patients who received the full treatment yielded meaningful outcomes warranting further study.
Full report:
http://www.ncbi.nlm.nih.gov/pubmed/20180693