Suggest treatment to avoid eye strain
Take breaks every 30 min
These simple tips should helps you
1) Keep shifting your sight to distant objects every 10 minutes
2) Keep getting up every half hour from the seat and ease your small muscles
3) You can search for Work station ergonomics and follow them diligently
4) Use REFRESH eye drop in each eye every 4 hours and keep blinking the eye.
Hope this all help.