The first day of menstruation is particularly painful, usually can be relieved by keeping warm and resting, taking painkillers and other methods. 1. Warmth and rest: If the first day of menstruation is particularly painful, first of all, it is recommended not to overwork and mental stress, and then to rest, warmth, drinking brown sugar water and other ways to relieve the symptoms. 2. Taking painkillers: If you really can’t stand the pain or the above methods can’t reduce the pain, you can use painkillers to relieve the pain under the guidance of your doctor according to the specific situation, such as ibuprofen extended-release capsules. However, it should be noted that the premise of this method of treatment must be menstrual cramps, if women often intolerable pain, it is recommended to seek medical attention to identify the cause of the disease, and then under the guidance of the doctor to give the relevant treatment.