, 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.
Effexor can leave your system pretty fast. Depending on your dosage and how long you were taking it, you may have withdraw symptoms by day 2. It should be totally out of your system within 3-5 days.However, if you are being tested and they take a blood or hair sample, it may show up in results.epending on your dosage and how long you were taking it, you may have withdraw symptoms by day 2. It should be totally out of your system within 3-5 days. However, if you are being tested and they take a blood or hair sample, it may show up in results.