How long do drugs stay in your system?

The amount of drugs that will stay in your body will depend on the time that keeps varying. The factors that affect the time of drugs that will stay in your body is the dose, gender, physical health, age, and weight. Moreover, US Food and Drug Administration has summed up an average time for the drugs to stay in your body and show up in a drug urine test. Additionally, here are some drugs and the duration they will show up in a urine drug test. Knowing how long do drugs stay in the system will help you prepare workplace drug tests.
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  • Meth: 2 to 3 days
  • MDMA: 2 to 4 days
  • THC: 1 to 7 days
  • Cocaine: 2 to 3 days
  • Heroin: 1 to 3 days

There is no exact way to forecast the time when the drug will get eliminated from your body. Moreover, the only way to know whether the drugs are eliminated or not; you need to take a test and know its results. AAC, which is short for American Addiction Center, is a top drug rehabilitation company overall in the US. To prevent drug abuse in the workplace, companies conduct a drug test

How long do drugs stay in your system

How Long Drug Stays in My Body?

Drugs is usually used to refer to foreign substance fo inducing any type of effect. Moreover, drugs can either be illegal or prescription that will help to induce some effect. We can also consider cleaning supplies and gasoline as drugs when abused. Additionally, each lasts for a different duration, and many factors are considered:

  • Gender
  • Ethnicity
  • Weight
  • Dose
  • Presence of drugs
  • Incidence of medical conditions 

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Even if two persons have the same drugs, the time for elimination will vary. Moreover, metabolism and individual differences will vary the time of drug elimination. There are many scenarios where people will have the same gender, weight, and ethnicity, but metabolism will differ. Additionally, the change of chemicals of ingested substances will facilitate the clearing and elimination faster.

Half-Lives of Drug

Half-Lives of the drug mean the time taken for the reduction of drug effect. It varies in different illegal drugs like:

  • Heroin: Two to six minutes
  • Cocaine: One hour
  • MDMA: Around eight hours
  • Methamphetamine: eleven hours
  • Marijuana or THC: four to six days


Half-lives of prescription drugs (abused):

Stimulant drugs for hyperactivity disorder (ADHD)

  • Methylphenidate (Ritalin, Concerta): it takes two or three hours for kids or children and two to five hours for adults.
  • Amphetamine: it takes a period of seven to thirty-four house that depends on the pH level of urine.


Benzodiazepines and many other sedatives according to prescription for anxiety attacks, panic or sleep problems:

  • Valium: 21 to 37 hours
  • Xanax: 6 to 16 hours for people below and equal to 64, 9 to 27 hours for people of the age above 65.
  • Klonopin: 19 to 60 hours
  • Ambien: 2 hours

Opioid painkillers

  • Fentanyl: Three to Twelve hours
  • Morphine: one to seven hours
  • Oxycodone: three to five hours

A drug test tool will show the presence of specific drugs in the body, whether it be legal or illicit.Test clear dehydrated human urine is 100% drug-free and natural. You can use it to beat the test.


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