For arrive at diagnosis need some more detail. like since when do you suffering from this back pain? Any other symptoms other than back pain like urinary complain or nausea or vomiting or any thing else? It it is occur recently then it may be stiffness of back. you can take Homeopathic medicine Kali phos 6x four tab. three times day.
Next Steps
for proper diagnosis please give more detail so we help you better.
Health Tips
Avoid lifting heavy object. Do some low back exercise.