Diet pills should not be taken during menstruation, although diet pills can control appetite to reduce the calorie intake from diet, but if you take diet pills during menstruation, there will be a lot of adverse symptoms appear. Diet pills also have ingredients similar to laxatives, taking diet pills is easy to diarrhea during menstruation, severe diarrhea can cause angina. Diet pills control appetite by affecting neurotransmitters, which can easily cause endocrine disruption. Taking diet pills during menstruation is not only prone to irregular menstruation, but also to endocrine disruption. In addition, it is not recommended to take medication during menstruation, women during menstruation are in a weaker period of resistance is poor, taking diet pills on women have adverse effects. In short, it is not recommended to take diet pills to lose weight during menstruation, so as not to cause the emergence of many adverse symptoms.