My girl friend having age 19 years having problem severe with lower back pain, thigh, legs and abdomen pain before and during menstrual cycle?

Need for examination: It is not feasible to provide a meaningful opinion without examining your girl friend and her symptoms warrant evaluation by a physician.

What to do:: Nsaid’s, ssri’s, hormone meds, otc meds containing diuretics, warm bath, heating pad, exercise ; acupuncture are excellent for pms / period. Avoid caffeine, chocolate, alcohol ; salt. Get gyn eval to r/o underlying pathology. Consider omega- 3 fatty acids, magnesium (supplementation or through diet) or black cohosh with dr ok. Sipping chamomile can dissipate pain. Ginger helps w nausea.