How long is cocaine in your blood?

A single dose of cocaine can be detected in the blood as soon as even after a few minutes from intake to around five to 6 hours later. Benzoylecgonine has a half-life of around 6 to 7 hours. read more

Cocaine can also be detected in the blood and saliva for an average of 12-48 hours after last use. Unlike many other intoxicants, cocaine will stay in a person’s sweat for an extended period of time, up to several weeks. read more

The half-life of cocaine, crack and similar substances is different in your urine than it is in your blood. The amount of cocaine in your blood is reduced by 50% every 90 minutes. However, the amount of cocaine in your urine is reduced by 50% every 19 hours. read more