I USED TO DRINK PRETTY HEAVY AND WOULD CONSTANTLY QUIT

I USED TO DRINK PRETTY HEAVY AND WOULD CONSTANTLY QUIT ,SOMETIMES FOR 3 OR4 MONTHS IN BETWEEN.THIS LAST TIME IT HAD BEEN 4 MONTHS.NO OTHER PROBLEMS,EXCEPT HAVE HAD DIARRHEA FOR 2 DAYS AND AS OFTEN AS 4 TIMES A DAY.WHAT CAN I DO EXCEPT KEEP TAKING PEPTO. THANKS D.V