There are special medications
Normal pain relief and
anti inflammatory drugs, compresses and
rest for the foot if this is osteoarthritis.
For your migraines these can be triggered off by certain foods, allergy to medications, stress and anxiety.
Keep a diary of the foods and drinks you consume to see if you can find a pattern. The culprit foods that cause triggers for most people are chocolate, coffee, cheese, oranges, red wine. You may have different triggers.