Initially the pain would start a few days before my period and then it would end during my cycle or shortly after. but for the last 2 months, its constant & at times the pain radiates down to my thigh. ?

Menstrual syndrome: 31 yo female with perimenstrual syndrome. These syndrome usually start few days before menses and can last beyond the menses. The syndrome can comprise abdominal pain, bloating, nausea, and painful menses. The pelvic pain can sometimes radiate down to the thighs as well. Once there is no concern for pregnancy, you may ask your doctor for a trial of birth control pill and also naproxen.