Having back pain and lower abdominal pain during menstruation may be caused by pelvic congestion or dysmenorrhea. If the symptoms are more obvious, you can come to the hospital to get a painkilling injection or prescribe painkillers to relieve the pain, or use diclofenac sodium to plug the anus to relieve the pain. If the pain is mild, you can use a warm compress on the lower abdomen and waist. When you have your period, pay attention to keeping warm, drink more hot water and do not eat spicy and stimulating food. One week before your period, try not to touch cold water, and do not eat spicy and stimulating food or cold food. If the pain is unbearable, you need to come to the hospital for pain relief injection. You should pay attention to regular diet and rest and not to stay up late. You can use Chinese medicine to regulate menstrual pain, the effect is relatively better.