Plavix is Clopidrogel which can cause side effects like nausea, epistaxis, diarrhea, stomach pain, headaches fatigue and dizziness
. Headaches after a mini stroke
could occur due to several reasons. When there is a stretching of healthy arteries to supply the ischemic part, stretching of brain covering or a small tear in an artery. An imaging of the brain and blood vessels may help.