My right shoulder is over worked and in a lot of pain but i can't just stop working, what can i do?

Stop for now: The reason for the shoulder pain needs to be determined first. Pain could mean overstretched tendons, ligaments, and muscles. But, it could also be a sign of tear in the tendons or a tear in the labrum or cartilage. Area around the joint. Improper motions and exercise can worsen the situation a lot. First, rest the joint. If there is no improvement, you might need pt or further workup.

Pain treatment.: There are many reasons why a shoulder can be painful. These include a simple overuse syndrome which is usually treated initially with rest, anti-inflammatory medication, and possible ice and gentle stretches. Chronic conditions require evaluation by a treating provider.

Rotator cuff: It can be for example a tear of rotator cuff muscle. You need shoulder examibation and establishing of precise diagnosis. In case of partial tear, anti-inflammatory medications and physical therapy work fairly good. Of course it may be a different problem.