Why Drug Test?

People under the influence of drugs and alcohol can be a danger to both themselves and their workmates. A well designed drug and alcohol policy can protect your workplace, people and jobs while also promoting a healthy workplace culture of your workplace in a range of ways.
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People under the influence of drugs and alcohol can be a danger to both themselves and their workmates. A well designed drug and alcohol policy can protect your workplace, people and jobs while also promoting a healthy workplace culture of your workplace in a range of ways, including:
  • Reduce or eliminate harm from accidents
  • Reduce absenteeism
  • Improve workforce engagement and motivation
  • Reduce pressure on workmates to monitor or support affected workmates
  • Improve Morale of Employees and Health and Safety

Drug testing procedure and detection times

 

Urine detection times

Oral Fluid detection times

Acute Impairment Period

Cannabis- 1-2 joints

 10 hours to 2 days

~12 hours

8 hours

Cannabis- Moderate(4 /week)

5 days

~12 hours

8 hours

Cannabis- Heavy user (daily)

10 days

~12 hours

8 hours

Cannabis- Chronic (>5 joints/ day)

14- 20 days

~12 hours

8 hours

Cocaine

2-4 days

36 hours

36 hours

Opiates

2 days

24/36 hours

24/36 hours

Amphetamine/Methamphetamine

1-4 days(24-96 hours)

50 hours

50 hours

Alcohol

n/a n/a

< 12 hours

Methadone

3 days

Not stated but is a synthetic opiate

LOR

These detection times are for drug class concentrations when using AS/NZS 4760:2019 and AS/NZS4308:2008 verified drug test devices.

For more information about our Testing Process Download our Drug Testing Procedure with the DT5000.

Please note: A variety of factors may extend these detection periods eg dehydration. 

 

Latest News

  • Evaluation of On-Site Oral Fluid Drug Screening Devices

    I am very excited to share with you the attached study summary (Download) and the full report available on request (to ala@drugwise.nz ) of a recent oral-fluid device comparison by the National Highway Traffic Safety Administration (NHTSA) in the US. This is a trully independent trial of  saliva drug test devices internationally recognised as used for drugged driving policing and may help you in YOUR choice.

  • Drug use among older adults a 'hidden epidemic'

    Drug abuse among people over 65 year olds is a hidden and growing problem globally, international experts say, and worrying trends are emerging among New Zealand's older people too.

  • Testing for fairness

    [QUOTE] My regret is that we embarked on a testing regime that would lead to the loss of a number of our best people because of their lifestyle choices. It is sad and disruptive..