Dear, generally such type pain may occur due to wrong posture or any sprain happened during work or unknowningly. Keep continue correct posture, avoid bending work, and moderate exercise at home. As a home remedy: 1. take methi seeds (fenugreek) 1 teaspoon (6gm) put in 1 glass hot water at bed time and in early morning filter it, consume this water.
2. Do little massage over back with olive oil for 5 to 10 minutes .
Next Steps
I think you don't need any consultation for any medicine, avoid medicine for such little issue
Health Tips
Continue above remedies for 5 days to get satisfactory results.