How Long Does Cocaine Stay in your System?

The effects of cocaine generally take place within 5 to 60 minutes after use. The level of “highness” or the peak does depend on how you take the drug, whether it be intravenously, snorting, smoking or orally, the former taking the quickest and the latter the longest.

Again, generally, the high lasts for around 30 minutes and the half-life for 1 hour.

How long does cocaine stay in your system

To answer this, one must know how much dosage of cocaine you are taking, the manner in which you are taking it and whether it is your first time, an ad-hoc time or whether this is frequent and regular usage of the drug.

An example would be:

20 mg of cocaine taking intravenously will be detected in the body for up to 1 and half days.

Street dosages can be detected for up to a full week in the system, no matter how it is taken.

Should you take a very high dosage of cocaine, it could be found in your system for as long as three weeks.

How is the drug stored in your body

Dependent on how you ingest the drug, it eventually enters the blood stream and in turn affects the brain, and hence the high feeling you feel in your head, and in other parts of your body.


After swallowing, the drug composition needs to be digested into your system, as with food and can take a lot longer than the other methods


Injecting the drug directly into your bloodstream is the quickest way to feel the effects. Some even do an injection under the skin, deep into the muscles, and will take a little longer


I.e. through the nasal passages. The drug must pass through the lungs, and then into the bloodstream, thereby not being the fastest method

Direct Absorption

The drug can be absorbed through tissue, such as with vapor or smoke – thereby moving into the lining of the gums or cheeks

What are the factors that affect the length of time the drug stays in the system

The time factor on how long Cocaine will stay in your system depends on a few factors. But, it is important to know that drugs, in general, are fat-soluble substances, meaning they mix with fat. In simple terms, the drug needs to get through your fat cells first to reach your blood.

So, with that in mind, these are the factors that affect the length of time the drug stays in your system:

Your Weight and Height

A larger, heavier person will find that the drug will, firstly, not affect them as quickly, and take longer to flush out of their system.

Your Age

A younger, fitter person will feel the effects sooner and also get rid of them quicker.


Should you take higher dosages at once, this will mean the drug will stay longer in the body.


The purer the substances, the longer it will stay in the system.


Combining Cocaine and other drugs, especially alcohol will affect the length of time it remains in your bloodstream and urine.

What are the Drug Detection Times for Cocaine?

Cocaine can be detected in your body from 1 to 90 days after consumption. In your urine, 2 – 30 days, in your blood 24 hours, in your saliva 1 – 10 days and your hair up to 90 days.

However, as above, depending on various factors.

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