Lithium and Lamictal both have a half-life of about a day, hence, 5 days and either is out of your bloodstream (or, at a steady state). Abilify, by contrast, has a half-life of 75 hours, so it takes about 2 weeks either to reach a steady level or to leave your system.
According to the CDC, sepsis one of the top 10 causes of death in the US. Often, people can recover from early to mild sepsis, but there is a 50% mortality rate for those that develop late severe sepsis.
1 Severe sepsis is when the infection is severe enough to affect the function of your organs, such as the heart, brain, and kidneys.  Septic shock is when you experience a significant drop in blood pressure that can lead to respiratory or heart failure, stroke, failure of other organs, and death.