What Is The Treatment For Headache , Leg Pain And Thigh Pain?

i have been diagnosedwith tension headache, icould not keep water down so was prescibed anti sickness tablets which have worked. i also have severe pain in my hips thighs and legs. i have been prescribed 400mg ibuprofen 3 times a day also 1 5mg of diazapam but these only work for 2hours. the pain is dreadfull. i am 46years old.i am never ill. i weigh 11stone my height is 5ft 4inches. i donot smoke or drink.