Hi.. I have some random issues popping up.. 1. I had some moments of blurred vision. 2. Leg tingling/numbness and sudden pain 3. Very sharp headache which lasted a couple of days 4. Extreme drowsiness 5. Stomach pain and constantly upset I had started alcohol only last year.. About twice a month.. However I don't remember what happens after a few drinks. Is this the reason behind all this??