If you take painkillers for too long during menstruation, there will be some side effects. The main side effect will be gastrointestinal discomfort, which will stimulate the stomach for a long time and cause stomach pain, and in serious cases, stomach ulcers. In addition, painkillers may also cause women’s white blood cells to decrease, making resistance low, so only if the pain is more serious oral painkillers, if the pain is not particularly serious try not to take painkillers. For some women with dysmenorrhea, the cause of the dysmenorrhea should be identified. If the dysmenorrhea is caused by gynecological diseases, gynecological diseases should be treated, such as adenomyosis or adenomyoma, which can be treated by giving progesterone, orally, or by giving intrauterine placement of the Manuelle ring to relieve dysmenorrhea.