can someone please help me out, see i have been having alot of cramping mainly on my right side, gas, lower back pain, little bumps on my breast, and breast itching(alot!!) for about a week or more my period was suppose too come at least 5 days ago but it has not shown yet

. should i wait a little longer and take a test or just go on with my daily life because i do drink sometimes and if i am i dont want to cause any damage.