Make an appoitment to see your Doctor as soon as possible and do not try any over the counter methods. Your Doctor has to find the ROOT of the problem first.

In the mean time keep the use of that hand to a minimum. If you have one put it in a simple sling and elevate it. Ice packs will help. For pain relief any generic Ibuprofen based beastie should help, they will also help in reducing any inflammation.

Take it easy

Sledge