, 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.
Adipex can be detected in urine, saliva, or hair. If the drug test  is a urine test or saliva test, the drug will stay in the system  for only about 2 days. However, like mo â¦ st drugs, the hair test will  detect it after as long as 90 days. On average, amphetamines will stay in your system from 1-4 days, depending on many factors including amount used, frequency of use, bodyweight, metabolism, etc. 2  New entry: Everyone should be aware that some drugs, both prescription and elicit, are stored in fat cells.