It takes 36 to 72 hours from the time you stop useing.
it stays in system for 6-8 months depending on much u have
Cocaine (including crack) is usually detectable for 2-3 days after a single use, and longer for frequent or heavy use.
you a food for doing it
Forever
3-5 days
It can stay there for up to 48-72 hours
3 and a half weeks
3 days
It depends how long you smoked crack
3days
7 days
About 3 months an pray their be no birth defect
Weed laced with crack presents you with two problems: weed stays around for up to a month, crack stays around for about a week.
too long buddy, your screwed if you have done crack. they will be able to tell you did that shitz for the next 50 years. Put down the pipe.