The swelling of the fingers when working may be caused by the following reasons, depending on the cause, then the treatment method is also different. If the hand is often exposed to chemicals or cold water when working, then the swelling is likely to be caused by some local peripheral neuritis. This situation is generally, first stop contact with these substances or contact with cold water, then you can take oral nerve-nourishing drugs to treat, commonly used are methylcobalamin tablets, vitamin B complex tablets and so on. You can also inject rat nerve growth factor, the effect will be better. In addition to swelling, there will also be local redness, itching and other conditions, this situation can generally be oral loratadine, cetirizine and other anti-allergy drugs do not see allergy treatment can be. Third, it is possible that the hands often carry heavy things, the soft tissues of the fingers are often compressed and caused. Local soft tissue swelling or aseptic inflammation, generally this situation can be more elevated affected limbs, oral non-steroidal anti-inflammatory drugs, eliminate local inflammation, the symptoms will also slowly ease.