Related Questions

Sudden & Severe hip & lower back pain during period (right side) -goes away as soon as my period ends. What could this be?

Loose joint. 38y female w. menses-related hip/back pain. Women with benign Joint Hypermobility Syndrome, JHS, often suffer greater hip/back/groin pain during menses & late pregnancy because hormone Relaxin causes even greater sacroiliac joint ligament laxity. See comments:

How to help ease lower back pain during period?

Back pain. Anti-inflammatories, Ibuprofen or naproxen, usually work well for menstrual cramps and back pain. Combine this with hot tea to help you relax. A heating pad to the back can help as well.

Ways to help reduce lower back pain during period?

Medications. Pain occurs due to some degree of inflammation during menstruation. You already take ibuprofen, make sure it's in adequate dosage. If that does not seem to work, then you should see an orthopedic physician for underlying low back pathology.