, decay series. The series of isotopes that some radioactive elements change into as they undergo radioactive disintegration. The last element in the series is often a stable element (i.e., it is nonradioactive).
Making the world better, one answer at a time. Celexa has a 36 hour half life...meaning it will take 36 hours for 50% of the drug to leave your system and another 36 hours for it to be fully out of your system.Read more at the Related Link.f you were to smok â¦ e marijuana every day for a month, it would take approximately one month for the THC to get out of your system. On the flip side, if you only smoked a few times and quit, it take around two weeks or so.
It stays in your system for 3 months. I heard it should be cleared out of your system in a week. It's possible to get pregnant the day after stopping the pill. I know a girl that was changing pill brands and didn't take the pill for one day in between pill packs.sually around 3 months. Pills are out of your system pretty much immediately. That is why they say if you skip two pills, you have to use a backup birth control method for a week. Other things like shots, patches, etc. can take a few months.