 [ Symptoms ] will heroin show up during fertility blood work i am having cycle day 3 blood work prenatial pannel and genetics i do not usually do drugs and of course i did right before my period and now i have to get bloodwork done will my doctor be able to tell will they test for drugs [ Disease ] if overdose is suspected contact a poison control center or emergency room immediately us residents can call the us national poison hotline at 1 800 222 1222 canada residents can call a provincial poison control center symptoms of overdose may include severe stomach pain trouble breathing extreme drowsiness