Drug & Substance Testing NZ Ltd
Your test of a healthy workforce
At Drug & Substance Testing New Zealand (DSTNZ) we specialise in drug and alcohol screening in the workplace.
LEARN MORE| Drug/substance: | Urine: | Blood: | Hair: |
| Alcohol | 3-5 days | 10-12 hours | 90 days |
| Amphetamines | 1-3 days | 12 hours | 90 days |
| Barbiturates | 2-4 days | 1-2 days | 90 days |
| Benzodiazapines | 3-6 weeks | 2-3 days | 90 days |
| Cannabis | 7-30 days | 2 weeks | 90 days |
| Cocaine | 3-4 days | 1-2 days | 90 days |
| Codeine | 1 day | 12 hours | 90 days |
| Heroin | 3-4 days | 12 hours | 90 days |
| LSD | 1-3 days | 2-3 hours | 3 days |
| MDMA (Ecstasy) | 3-4 days | 1-2 days | 90 days |
| Methamphetamine | 3-6 days | 24-72 hours | 90 days |
| Methadone | 3-4 days | 24-36 hours | 90 days |
| Morphine | 2-3 days | 6-8 hours | 90 days |
*Please note that these timeframes are a guideline only, and are not to be taken as exact elimination times due to individual variations in metabolism and elimination. Cannabis, for the regular or moderate to heavy user, may still be present in the urine even 2 months after the last ingestion.