IRCT20180221038821N4 IRCT 2020-11-07 Gonabad University of Medical Sciences Comparison of the Effect of Herbal Tea with Achillea Millefolium Capsule on the severity of Primary Dysmenorrhea in Students Residing in Dormitories of Gonabad University of Medical Sciences Comparison of the Effect of Herbal Tea with Achillea Millefolium Capsule on the severity of Primary Dysmenorrhea 2020-11-21 anticipated 60 Complete https://irct.ir/trial/51893 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive, Randomization description: Using a simple random method (coin toss) into two groups of consumption of tea (heads) or consumption of yarrow capsules (tails). N/A Primary dysmenorrhea. Intervention 1: Intervention group: Group receiving Yarrow extract capsule. Yarrow hydroalcoholic extract was obtained with the help of a biochemist and injected in special capsules in the amount of 150 mg. The capsules were taken every eight hours and three times a day for the first to third days of menstruation for two cycles. Yarrow was collected from the nature of the region by a researcher. Intervention 2: Intervention group: group receiving Yarrow herbal Tea. In this group, yarrow plant collected from nature was mixed with candy (for sweetening) and ground. 4 grams of ground yarrow was poured into ready-made tea bags and delivered to the research units. The teas were consumed every eight hours with 300 ml of boiling water and after meals in the first to third days of menstruation for two cycles. No - There is not a plan to make this available Justification or reason for not sharing IPD is Data not collected.