Fractured neck of femur leg cramps may be caused by nerve damage to the neck of femur, or caused by severe pain after the fracture and calcium deficiency. The treatment includes physical therapy, medication and so on. 1. Bone and nerve damage caused by femoral neck fracture: femoral neck fracture will generally lead to local nerve damage, causing local pain and swelling, leg cramps, muscle spasms and other symptoms, you can carry out local hot compresses or massage to ease the way, but also oral anti-inflammatory drugs such as ibuprofen, celecoxib, loxoprofen sodium and so on. 2. Calcium deficiency: femoral neck fracture mostly occurs in middle-aged and old people, easy to have osteoporosis and other diseases. After femoral neck fracture, because of the long time lying in bed, calcium loss is more serious, can lead to leg cramps phenomenon. It is necessary to take vitamin D and calcium supplements such as Calcium. It is recommended to go to the hospital in time, the above drugs should be used under the guidance of the doctor.