Efficacy of Ginger Extract (Compare Between the Ginger Preparation of Ancient Concept of Thai Traditional Practitioner, Standard Drug and Placebo) by Using Pain Score to Evaluate After Pain of Three Groups of First Normal Postpartum Women

1.2 Objectives 1.2.1 Primary Objective To compare the efficacy of ginger extract on pain relief at the following anatomical locations. Uterus, episiotomy and breast. 1.2.2 Secondary Objectives 1.2.2.1 To study the biological activity and stability of ginger extract. 1.2.2.2 To compare pain scores by using ginger extract for first normal postpartum women. 1.3 Benefit of Output 1.3.1 Knowledge on standard and the stability of ginger extract. 1.3.2 Knowledge on the effectiveness of ginger extract on pain relief for first normal postpartum women. 1.3.3 Knowledge on clinical research of pain relief for first normal postpartum women in the next big group volunteers. 1.3.4 Agencies involved in the field of conventional medicine and Thai Traditional Medicine may use results for study, further research and development of new drugs. 1.4 Operational Definition 1.4.1 Efficacy of ginger extract referred to changes result from receive ginger extract. 1.4.2 Pain referred to IASP (International Association for the Study of Pain) pain that persists beyond normal healing time p>24 hours.